7. \u9577\u5bff\u547d\u3092\u5b9f\u73fe\u3059\u308b\u9ad8\u7cbe\u5ea6PTO\u30b7\u30e3\u30d5\u30c8U\u30b8\u30e7\u30a4\u30f3\u30c8<\/strong>
\nThe PTO shaft universal joint components used in every assembly are manufactured from case-hardened alloy steel with needle-bearing cross kits grease-nipple fitted for field relubrication. The PTO shaft u-joint is the most common wear point on any driveline, and CMN’s design philosophy prioritizes serviceable, greasable joints over sealed-for-life units, ensuring operators can extend driveline service life with routine greasing rather than complete shaft replacement.<\/p>\n![\"\u30b8\u30e7\u30f3\u30c7\u30a3\u30a2\u88fd\u30ed\u30fc\u30bf\u30ea\u30fc\u30c6\u30a3\u30e9\u30fc\u7528PTO\u30b7\u30e3\u30d5\u30c8\"](\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/04\/PTO-Shaft-for-John-Deere-Rotary-Tiller-3.webp\")
<\/p>\n
\u30ed\u30fc\u30bf\u30ea\u30fc\u30c6\u30a3\u30e9\u30fc\u306ePTO\u30b7\u30e3\u30d5\u30c8\u306f\u3069\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3059\u308b\u306e\u304b<\/h2>\n
The PTO shaft for rotary tiller is the mechanical link that transfers rotational energy from the tractor’s power take-off (PTO) output stub to the input shaft of the tiller’s gearbox.<\/p>\n
\u30b9\u30c6\u30fc\u30b81\uff1a\u30c8\u30e9\u30af\u30bf\u30fc\u306ePTO\u51fa\u529b\u304b\u3089\u30b9\u30ea\u30c3\u30d7\u30af\u30e9\u30c3\u30c1\u5165\u529b\u3078\u3002
\nThe tractor engine drives the PTO stub shaft at 540 RPM through its internal gearbox and engagement clutch. The 540 PTO shaft tractor-end yoke slides over this stub, and the 1.375-inch, 6-spline connection provides positive, non-slip torque transfer. The first component encountered inside the driveline assembly is the friction slip clutch housing. In normal operation, the clutch plates remain locked together by spring pressure, transmitting full torque through to the telescoping shaft section. The clutch acts as a mechanical fuse: when an overload event occurs, such as the tiller blades contacting a buried rock, the torque spike exceeds the clutch’s rated threshold (900 NM, 1,500 NM, or 1,700 NM depending on the selected size), and the friction plates slip against each other momentarily, absorbing the shock energy rather than passing it to the tractor gearbox or tiller transmission.<\/p>\n
Stage 2: Telescoping Shaft – Accommodating Three-Point Hitch Movement.
\n\u30c8\u30e9\u30af\u30bf\u30fc\u304c3\u70b9\u30d2\u30c3\u30c1\u3092\u4e0a\u3052\u4e0b\u3052\u3059\u308b\u3068\u3001\u30c8\u30e9\u30af\u30bf\u30fc\u306ePTO\u30b9\u30bf\u30d6\u3068\u8015\u3046\u3093\u6a5f\u30ae\u30a2\u30dc\u30c3\u30af\u30b9\u306e\u5165\u529b\u30b7\u30e3\u30d5\u30c8\u9593\u306e\u5e7e\u4f55\u5b66\u7684\u8ddd\u96e2\u304c\u9023\u7d9a\u7684\u306b\u5909\u5316\u3057\u307e\u3059\u3002PTO\u30b7\u30e3\u30d5\u30c8\u30c1\u30e5\u30fc\u30d6\u306e\u4f38\u7e2e\u90e8\u5206\u306f\u3001\u30c8\u30eb\u30af\u4f1d\u9054\u3092\u7dad\u6301\u3057\u306a\u304c\u3089\u3001\u3053\u306e\u9577\u3055\u306e\u5909\u5316\u306b\u5408\u308f\u305b\u3066\u30b9\u30e9\u30a4\u30c9\u3057\u307e\u3059\u3002\u30b9\u30d7\u30e9\u30a4\u30f3\u4ed8\u304d\u4f38\u7e2e\u30d0\u30fc\u30b8\u30e7\u30f3\uff08CMN\u304c\u3053\u306e\u77ed\u3044\u30a2\u30bb\u30f3\u30d6\u30ea\u7528\u9014\u306b\u63a8\u5968\uff09\u3067\u306f\u3001\u5916\u5074\u30c1\u30e5\u30fc\u30d6\u306e\u7cbe\u5bc6\u306a\u5185\u5074\u30b9\u30d7\u30e9\u30a4\u30f3\u304c\u5185\u5074\u30b7\u30e3\u30d5\u30c8\u306e\u5bfe\u5fdc\u3059\u308b\u5916\u5074\u30b9\u30d7\u30e9\u30a4\u30f3\u3068\u565b\u307f\u5408\u3044\u3001\u30d0\u30c3\u30af\u30e9\u30c3\u30b7\u30e5\u3084\u56de\u8ee2\u904a\u3073\u304c\u306a\u304f\u3001\u3042\u3089\u3086\u308b\u4f38\u9577\u9577\u3067\u5b8c\u5168\u306a\u30c8\u30eb\u30af\u4f1d\u9054\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002\u30c1\u30e5\u30fc\u30d6\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u306f\u3001\u4e00\u65b9\u306e\u30c1\u30e5\u30fc\u30d6\u304c\u30ad\u30fc\u6e9d\u307e\u305f\u306f\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u306b\u3088\u3063\u3066\u3082\u3046\u4e00\u65b9\u306e\u30c1\u30e5\u30fc\u30d6\u306e\u5185\u5074\u306b\u30b9\u30e9\u30a4\u30c9\u3057\u3001\u76f8\u5bfe\u56de\u8ee2\u3092\u9632\u304e\u307e\u3059\u3002<\/p>\n
Stage 3: Constant Velocity (CV) Joint – Smooth Power at Angle.
\nCat4\/Cat5\u306e\u30e1\u30a4\u30f3\u30b7\u30e3\u30d5\u30c8\u90e8\u306b\u306fCV\u30b8\u30e7\u30a4\u30f3\u30c8\u6280\u8853\u304c\u63a1\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u6a19\u6e96\u7684\u306a\u30ab\u30eb\u30c0\u30f3\u5f0f\u307e\u305f\u306f\u30af\u30ed\u30b9\u30bf\u30a4\u30d7\u306ePTO\u30b7\u30e3\u30d5\u30c8\u30e6\u30cb\u30d0\u30fc\u30b5\u30eb\u30b8\u30e7\u30a4\u30f3\u30c8\u306f\u3001\u7d045\u5ea6\u3092\u8d85\u3048\u308b\u52d5\u4f5c\u89d2\u5ea6\u3067\u6b63\u5f26\u6ce2\u72b6\u306e\u901f\u5ea6\u5909\u200b\u200b\u52d5\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u304c\u3001CV\u30b8\u30e7\u30a4\u30f3\u30c8\u306f\u3001\u3088\u308a\u5927\u304d\u306a\u504f\u5411\u89d2\u5ea6\u3067\u3082\u5165\u529b\u30b7\u30e3\u30d5\u30c8\u3068\u51fa\u529b\u30b7\u30e3\u30d5\u30c8\u9593\u306e\u89d2\u901f\u5ea6\u6bd4\u3092\u4e00\u5b9a\u306b\u4fdd\u3061\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u5703\u5834\u306e\u5730\u5f62\u3001\u30d2\u30c3\u30c1\u306e\u9ad8\u3055\u3001\u571f\u58cc\u6df1\u5ea6\u306e\u8a2d\u5b9a\u306b\u3088\u3063\u3066\u30c8\u30e9\u30af\u30bf\u30fc\u306b\u5bfe\u3059\u308b\u4f5c\u696d\u6a5f\u306e\u89d2\u5ea6\u304c\u5927\u304d\u304f\u5909\u5316\u3059\u308b3\u70b9\u30d2\u30c3\u30c1\u5f0f\u8015\u3046\u3093\u6a5f\u306b\u3068\u3063\u3066\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002CV\u30b8\u30e7\u30a4\u30f3\u30c8\u306f\u3001\u5f93\u6765\u306e\u30ab\u30eb\u30c0\u30f3\u5f0f\u30c9\u30e9\u30a4\u30d6\u30c8\u30ec\u30a4\u30f3\u304c\u3053\u308c\u3089\u306e\u89d2\u5ea6\u3067\u767a\u751f\u3055\u305b\u308b\u632f\u52d5\u3001\u9a12\u97f3\u3001\u304a\u3088\u3073\u5468\u671f\u7684\u306a\u5fdc\u529b\u3092\u6392\u9664\u3057\u307e\u3059\u3002<\/p>\n
\u30b9\u30c6\u30fc\u30b84\uff1a\u4f5c\u696d\u6a5f\u5074\u30e8\u30fc\u30af\u3068\u8015\u3046\u3093\u6a5f\u30ae\u30a2\u30dc\u30c3\u30af\u30b9\u3078\u306e\u5165\u529b\u3002
\nAt the implement end, the PTO shaft yoke connects to the rotary tiller’s gearbox input shaft. The gearbox uses a bevel gear or spur gear set to redirect the rotational axis by 90 degrees, driving the horizontal rotor shaft that carries the blades. The gearbox typically steps up torque and reduces speed slightly, allowing the blades to till at an optimal RPM for the soil type and working speed. The quality of the PTO driveline shaft at this interface directly affects the longevity of the gearbox input bearings and seal.<\/p>\n
\u30b9\u30c6\u30fc\u30b85\uff1a\u5b89\u5168\u30ac\u30fc\u30c9\u30b7\u30b9\u30c6\u30e0\u3002
\n\u904b\u8ee2\u306e\u5168\u6bb5\u968e\u306b\u304a\u3044\u3066\u3001PTO\u30b7\u30e3\u30d5\u30c8\u30ac\u30fc\u30c9\u306f\u56de\u8ee2\u90e8\u54c1\u3092\u8986\u3044\u307e\u3059\u3002\u4f38\u7e2e\u5f0f\u306e\u30ac\u30fc\u30c9\u306f\u30b7\u30e3\u30d5\u30c8\u3068\u5171\u306b\u52d5\u304d\u3001\u30a2\u30f3\u30ab\u30fc\u30c1\u30a7\u30fc\u30f3\u306b\u3088\u3063\u3066\u99c6\u52d5\u7cfb\u3068\u306e\u540c\u6642\u56de\u8ee2\u304c\u9632\u6b62\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u30ac\u30fc\u30c9\u30b7\u30b9\u30c6\u30e0\u306f\u5358\u306a\u308b\u898f\u5236\u8981\u4ef6\u3067\u306f\u306a\u304f\u3001\u4f5c\u7269\u6b8b\u6e23\u3001\u571f\u58cc\u3001\u690d\u7269\u306a\u3069\u304c\u56de\u8ee2\u30b7\u30e3\u30d5\u30c8\u306b\u5dfb\u304d\u4ed8\u3044\u3066\u5371\u967a\u306a\u7d61\u307e\u308a\u3092\u5f15\u304d\u8d77\u3053\u3059\u306e\u3092\u7269\u7406\u7684\u306b\u9632\u6b62\u3057\u307e\u3059\u3002\u3053\u306e\u30c8\u30e9\u30af\u30bf\u30fc\u306ePTO\u30b7\u30e3\u30d5\u30c8\u3092\u4f7f\u7528\u3059\u308b\u3059\u3079\u3066\u306e\u30aa\u30da\u30ec\u30fc\u30bf\u30fc\u306b\u3068\u3063\u3066\u3001\u30ac\u30fc\u30c9\u306e\u3072\u3073\u5272\u308c\u3001\u6b20\u640d\u7b87\u6240\u3001\u30a2\u30f3\u30ab\u30fc\u30c1\u30a7\u30fc\u30f3\u306e\u78ba\u5b9f\u306a\u53d6\u308a\u4ed8\u3051\u72b6\u614b\u3092\u5b9a\u671f\u7684\u306b\u70b9\u691c\u3059\u308b\u3053\u3068\u306f\u3001\u4e0d\u53ef\u6b20\u306a\u5b89\u5168\u5bfe\u7b56\u3067\u3059\u3002<\/p>\n
![\"\u30b8\u30e7\u30f3\u30c7\u30a3\u30a2\u88fd\u30ed\u30fc\u30bf\u30ea\u30fc\u30c6\u30a3\u30e9\u30fc\u7528PTO\u30b7\u30e3\u30d5\u30c8\"](\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/04\/PTO-Shaft-for-John-Deere-Rotary-Tiller-4.webp\")
<\/p>\n
\u30ed\u30fc\u30bf\u30ea\u30fc\u30c6\u30a3\u30e9\u30fc\u7528PTO\u30b7\u30e3\u30d5\u30c8\u306e\u5fdc\u7528\u4f8b<\/h2>\n
1. \u571f\u58cc\u306e\u6e96\u5099<\/strong>
\n\u30ed\u30fc\u30bf\u30ea\u30fc\u8015\u3046\u3093\u6a5f\u306f\u3001\u4e3b\u306b\u571f\u58cc\u306e\u56fa\u307e\u308a\u3092\u307b\u3050\u3057\u3001\u571f\u58cc\u65ad\u9762\u3092\u901a\u6c17\u6027\u306e\u826f\u3044\u72b6\u614b\u306b\u3057\u3001\u5806\u80a5\u3084\u80a5\u6599\u306a\u3069\u306e\u6709\u6a5f\u7269\u3092\u6df7\u305c\u8fbc\u3080\u3053\u3068\u3067\u3001\u690d\u3048\u4ed8\u3051\u306e\u305f\u3081\u306e\u571f\u58cc\u6e96\u5099\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u30ed\u30fc\u30bf\u30ea\u30fc\u8015\u3046\u3093\u6a5f\u306ePTO\u99c6\u52d5\u8ef8\u306f\u3001\u3053\u306e\u3088\u3046\u306a\u9ad8\u8ca0\u8377\u4f5c\u696d\u4e2d\u306b\u5b89\u5b9a\u3057\u305f\u885d\u6483\u5438\u53ce\u30c8\u30eb\u30af\u3092\u4f9b\u7d66\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u307e\u3055\u306b\u305d\u306e\u305f\u3081\u3001\u9069\u5207\u306a\u5b9a\u683c\u306e\u30b9\u30ea\u30c3\u30d7\u30af\u30e9\u30c3\u30c1PTO\u8ef8\u30a2\u30bb\u30f3\u30d6\u30ea\u306f\u3001\u683d\u57f9\u671f\u9593\u5168\u4f53\u3092\u901a\u3057\u3066\u6a5f\u5668\u3092\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n2. \u5712\u82b8\u3068\u5e02\u5834\u5411\u3051\u8fb2\u696d<\/strong>
\n\u5e02\u5834\u5411\u3051\u5712\u82b8\u8fb2\u5bb6\u3084\u5c0f\u898f\u6a21\u8fb2\u5bb6\u306f\u3001\u30b8\u30e7\u30f3\u30c7\u30a3\u30a2\u306e\u30ed\u30fc\u30bf\u30ea\u30fc\u8015\u3046\u3093\u6a5f\u3092\u88c5\u7740\u3057\u305f\u5c0f\u578b\u30c8\u30e9\u30af\u30bf\u30fc\u3092\u4f7f\u7528\u3057\u3066\u3001\u91ce\u83dc\u7551\u3001\u82b1\u58c7\u3001\u9ad8\u5e8a\u5f0f\u683d\u57f9\u30a8\u30ea\u30a2\u3092\u8015\u4f5c\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30ed\u30fc\u30bf\u30ea\u30fc\u8015\u3046\u3093\u6a5f\u306ePTO\u30b7\u30e3\u30d5\u30c8\u306f\u77ed\u304f\u64cd\u4f5c\u6027\u306b\u512a\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u72ed\u3044\u755d\u9593\u9694\u3067\u3082\u4f5c\u696d\u3057\u3084\u3059\u304440\uff5e60\u99ac\u529b\u306e\u5c0f\u578b\u30c8\u30e9\u30af\u30bf\u30fc\u306b\u6700\u9069\u3067\u3059\u3002\u9069\u5207\u306b\u8abf\u6574\u3055\u308c\u305f\u8015\u3046\u3093\u6a5f\u306b\u3088\u3063\u3066\u4f5c\u3089\u308c\u308b\u3001\u307b\u3050\u308c\u3084\u3059\u304f\u304d\u3081\u7d30\u304b\u3044\u571f\u58cc\u306f\u3001\u767a\u82bd\u7387\u3068\u6839\u306e\u767a\u80b2\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/p>\n3. \u9020\u5712\u304a\u3088\u3073\u829d\u751f\u6539\u4fee<\/strong>
\n\u9020\u5712\u696d\u8005\u306f\u3001\u65b0\u3057\u3044\u829d\u751f\u306e\u9020\u6210\u3001\u65e2\u5b58\u306e\u829d\u751f\u30a8\u30ea\u30a2\u306e\u6539\u4fee\u3001\u829d\u5f35\u308a\u3084\u76f4\u64ad\u306e\u305f\u3081\u306e\u571f\u58cc\u6e96\u5099\u306b\u30ed\u30fc\u30bf\u30ea\u30fc\u8015\u3046\u3093\u6a5f\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u30c8\u30e9\u30af\u30bf\u30fc\u306ePTO\u99c6\u52d5\u8ef8\u306f\u3001\u90ca\u5916\u306e\u4f4f\u5b85\u5730\u306b\u3088\u304f\u898b\u3089\u308c\u308b\u7c98\u571f\u8cea\u306e\u571f\u58cc\u3092\u542b\u3080\u3001\u3055\u307e\u3056\u307e\u306a\u5730\u5f62\u3067\u3082\u78ba\u5b9f\u306b\u52d5\u4f5c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306ePTO\u99c6\u52d5\u8ef8\u306f\u3001540 RPM\u306e\u56de\u8ee2\u901f\u5ea6\u3068\u6469\u64e6\u30af\u30e9\u30c3\u30c1\u306b\u3088\u308b\u4fdd\u8b77\u6a5f\u80fd\u3092\u5099\u3048\u3066\u3044\u308b\u305f\u3081\u3001\u30b7\u30fc\u30ba\u30f3\u3092\u901a\u3057\u3066\u8907\u6570\u306e\u5834\u6240\u3067\u7e70\u308a\u8fd4\u3057\u884c\u308f\u308c\u308b\u9020\u5712\u4f5c\u696d\u306b\u6700\u9069\u3067\u3059\u3002<\/p>\n4. \u96d1\u8349\u9632\u9664<\/strong>
\n\u30ed\u30fc\u30bf\u30ea\u30fc\u8015\u3046\u3093\u6a5f\u306f\u3001\u8868\u571f\u5c64\u3092\u5fb9\u5e95\u7684\u306b\u8015\u3059\u3053\u3068\u3067\u3001\u65e2\u306b\u751f\u3048\u3066\u3044\u308b\u96d1\u8349\u306e\u6210\u9577\u3092\u963b\u5bb3\u3057\u3001\u96d1\u8349\u306e\u7a2e\u5b50\u3092\u767a\u82bd\u5c64\u3088\u308a\u4e0b\u306b\u57cb\u3081\u307e\u3059\u3002\u3053\u306e\u6a5f\u68b0\u7684\u306a\u96d1\u8349\u7ba1\u7406\u65b9\u6cd5\u306f\u3001\u9664\u8349\u5264\u3078\u306e\u4f9d\u5b58\u5ea6\u3092\u4f4e\u6e1b\u3057\u307e\u3059\u3002\u4e00\u5b9a\u306e\u30d6\u30ec\u30fc\u30c9\u56de\u8ee2\u6570\u3092\u7dad\u6301\u3057\u3001\u571f\u58cc\u62b5\u6297\u306e\u5909\u5316\u306b\u3082\u505c\u6b62\u3059\u308b\u3053\u3068\u306a\u304f\u5bfe\u5fdc\u3067\u304d\u308b\u52b9\u679c\u7684\u306a\u8fb2\u696d\u7528PTO\u30b7\u30e3\u30d5\u30c8\u306f\u30011\u6642\u9593\u3042\u305f\u308a\u306e\u9664\u8349\u7bc4\u56f2\u3092\u6700\u5927\u5316\u3057\u3001\u4f5c\u7269\u4fdd\u8b77\u30b3\u30b9\u30c8\u5168\u4f53\u3092\u524a\u6e1b\u3059\u308b\u4e0a\u3067\u91cd\u8981\u3067\u3059\u3002<\/p>\n5. \u571f\u58cc\u6539\u826f\u6750\u306e\u6df7\u5408<\/strong>
\n\u77f3\u7070\u3001\u77f3\u818f\u3001\u30d0\u30a4\u30aa\u70ad\u3001\u7c92\u72b6\u80a5\u6599\u3092\u6839\u570f\u5168\u4f53\u306b\u5747\u4e00\u306b\u6563\u5e03\u3059\u308b\u306b\u306f\u3001\u30ed\u30fc\u30bf\u30ea\u30fc\u8015\u3046\u3093\u6a5f\u306b\u3088\u308b\u6df1\u304f\u5fb9\u5e95\u7684\u306a\u6df7\u5408\u4f5c\u7528\u304c\u5fc5\u8981\u3067\u3059\u3002\u3053\u306e\u7528\u9014\u3067\u306f\u3001\u30b9\u30ea\u30c3\u30d7\u30af\u30e9\u30c3\u30c1\u4ed8\u304dPTO\u30b7\u30e3\u30d5\u30c8\u304c\u3001\u8015\u3046\u3093\u6a5f\u304c\u51e6\u7406\u6e08\u307f\u306e\u7de9\u3044\u571f\u58cc\u3068\u672a\u51e6\u7406\u306e\u56fa\u3044\u571f\u58cc\u306e\u9593\u3092\u79fb\u52d5\u3059\u308b\u969b\u306b\u767a\u751f\u3059\u308b\u6025\u6fc0\u306a\u30c8\u30eb\u30af\u30b9\u30d1\u30a4\u30af\u304b\u3089\u99c6\u52d5\u7cfb\u3092\u4fdd\u8b77\u3057\u3001\u4f5c\u696d\u306e\u4e2d\u65ad\u3092\u9632\u304e\u3001\u5703\u5834\u5168\u4f53\u306b\u6539\u826f\u6750\u3092\u5747\u4e00\u306b\u6563\u5e03\u3057\u307e\u3059\u3002<\/p>\n6. \u571f\u58cc\u306e\u5727\u7e2e\u3092\u8efd\u6e1b\u3059\u308b<\/strong>
\n\u5b9a\u671f\u7684\u306a\u8015\u3046\u3093\u4f5c\u696d\u306f\u3001\u7e70\u308a\u8fd4\u3057\u8eca\u4e21\u304c\u901a\u884c\u3059\u308b\u91cd\u7c98\u571f\u8cea\u306e\u571f\u58cc\u3067\u7279\u306b\u554f\u984c\u3068\u306a\u308b\u5727\u7e2e\u5c64\u3092\u7834\u58ca\u3057\u307e\u3059\u3002\u5b9a\u671f\u7684\u306a\u8015\u3046\u3093\u4f5c\u696d\u306b\u3088\u3063\u3066\u571f\u58cc\u69cb\u9020\u304c\u6539\u5584\u3055\u308c\u308b\u3068\u3001\u6c34\u306e\u6d78\u900f\u6027\u3001\u6839\u306e\u4f38\u9577\u6df1\u5ea6\u3001\u5fae\u751f\u7269\u6d3b\u52d5\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002\u3053\u306e\u8ca0\u8377\u306e\u9ad8\u3044\u30d5\u30eb\u30ed\u30fc\u30c9\u4f5c\u696d\u3067\u306f\u3001PTO\u30b7\u30e3\u30d5\u30c8\u306e\u5404\u90e8\u54c1\u306b\u6700\u5927\u306e\u30b9\u30c8\u30ec\u30b9\u304c\u304b\u304b\u308b\u305f\u3081\u3001John Deere 647\u3001655\u3001665\u3001673\u3001\u307e\u305f\u306f681\u8015\u3046\u3093\u6a5f\u30e2\u30c7\u30eb\u306b\u6307\u5b9a\u3055\u308c\u3066\u3044\u308b\u30c8\u30e9\u30af\u30bf\u30fc\u306e\u99ac\u529b\u30af\u30e9\u30b9\u306b\u9069\u5408\u3059\u308b\u3001\u9069\u5207\u306a\u5b9a\u683c\u306e\u30d8\u30d3\u30fc\u30c7\u30e5\u30fc\u30c6\u30a3\u30fcPTO\u30b7\u30e3\u30d5\u30c8\u30a2\u30bb\u30f3\u30d6\u30ea\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n![\"\u30b8\u30e7\u30f3\u30c7\u30a3\u30a2\u88fd\u30ed\u30fc\u30bf\u30ea\u30fc\u30c6\u30a3\u30e9\u30fc\u7528PTO\u30b7\u30e3\u30d5\u30c8\"](\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/04\/PTO-Shaft-for-John-Deere-Rotary-Tiller-10.webp\")
<\/p>\n
\u30b8\u30e7\u30f3\u30c7\u30a3\u30a2\u88fd\u30ed\u30fc\u30bf\u30ea\u30fc\u30c6\u30a3\u30e9\u30fc\u3078\u306ePTO\u30b7\u30e3\u30d5\u30c8\u306e\u53d6\u308a\u4ed8\u3051\u65b9\u6cd5<\/h2>\n
1. \u4e92\u63db\u6027\u3092\u78ba\u8a8d\u3057\u3001\u5fc5\u8981\u306aPTO\u30b7\u30e3\u30d5\u30c8\u306e\u9577\u3055\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002
\n\u53d6\u308a\u4ed8\u3051\u524d\u306b\u3001\u9078\u629e\u3057\u305fPTO\u30b7\u30e3\u30d5\u30c8\u306e\u5bf8\u6cd5\u304c\u3001\u304a\u4f7f\u3044\u306eJohn Deere\u8015\u3046\u3093\u6a5f\u30e2\u30c7\u30eb\uff08647\u3001655\u3001665\u3001673\u3001\u307e\u305f\u306f681\uff09\u3068\u30c8\u30e9\u30af\u30bf\u30fc\u306e\u99ac\u529b\u30af\u30e9\u30b9\u306b\u5408\u81f4\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u5e73\u3089\u306a\u5730\u9762\u3067\u3001\u4f5c\u696d\u6a5f\u3092\u4f5c\u696d\u9ad8\u3055\u306b\u4e0a\u3052\u305f\u72b6\u614b\u3067\u3001\u30c8\u30e9\u30af\u30bf\u30fc\u306ePTO\u30b9\u30bf\u30d6\u3068\u8015\u3046\u3093\u6a5f\u306e\u30ae\u30a2\u30dc\u30c3\u30af\u30b9\u5165\u529b\u90e8\u306e\u9593\u306e\u8ddd\u96e2\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002\u7d44\u307f\u7acb\u3066\u3089\u308c\u305f\u30b7\u30e3\u30d5\u30c8\u306f\u3001\u5b8c\u5168\u306b\u565b\u307f\u5408\u3063\u305f\u72b6\u614b\u3067\u3001\u4f38\u7e2e\u30b9\u30c8\u30ed\u30fc\u30af\u306e\u5c11\u306a\u304f\u3068\u30821\/3\u304c\u6b8b\u3063\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5703\u5834\u3067\u306e\u4f5c\u696d\u4e2d\u306b\u6700\u5927\u4f38\u9577\u307e\u305f\u306f\u6700\u5927\u5727\u7e2e\u6642\u306b\u91d1\u5c5e\u540c\u58eb\u304c\u63a5\u89e6\u3059\u308b\u306e\u3092\u9632\u304e\u307e\u3059\u3002<\/p>\n
2. PTO\u3092\u89e3\u9664\u3057\u3001\u30c8\u30e9\u30af\u30bf\u30fc\u306e\u30d1\u30fc\u30ad\u30f3\u30b0\u30d6\u30ec\u30fc\u30ad\u3092\u304b\u3051\u308b
\n\u5b89\u5168\u306f\u6700\u512a\u5148\u4e8b\u9805\u3067\u3059\u3002\u99c6\u52d5\u7cfb\u90e8\u54c1\u306b\u89e6\u308c\u308b\u524d\u306b\u3001\u30c8\u30e9\u30af\u30bf\u30fc\u306e\u30a8\u30f3\u30b8\u30f3\u3092\u505c\u6b62\u3057\u3001PTO\u3092\u89e3\u9664\u3057\u3001\u30d1\u30fc\u30ad\u30f3\u30b0\u30d6\u30ec\u30fc\u30ad\u304c\u3057\u3063\u304b\u308a\u3068\u304b\u304b\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002PTO\u30b7\u30e3\u30d5\u30c8\u304c\u5b8c\u5168\u306b\u505c\u6b62\u3059\u308b\u307e\u3067\u5f85\u3061\u307e\u3059\u3002\u99c6\u52d5\u7cfb\u90e8\u54c1\u304c\u56de\u8ee2\u3057\u3066\u3044\u308b\u9593\u306f\u3001\u30c8\u30e9\u30af\u30bf\u30fc\u306ePTO\u30b7\u30e3\u30d5\u30c8\u306e\u53d6\u308a\u4ed8\u3051\u3084\u53d6\u308a\u5916\u3057\u3092\u7d76\u5bfe\u306b\u884c\u308f\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u4f5c\u696d\u3092\u9032\u3081\u308b\u524d\u306b\u3001\u30c8\u30e9\u30af\u30bf\u30fc\u306e\u5f8c\u8f2a\u306e\u5f8c\u308d\u306b\u8f2a\u6b62\u3081\u3092\u7f6e\u304d\u30013\u70b9\u30d2\u30c3\u30c1\u3092\u5feb\u9069\u306a\u4f5c\u696d\u9ad8\u3055\u306b\u8abf\u6574\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
3. PTO\u30b9\u30bf\u30d6\u3068\u30ae\u30a2\u30dc\u30c3\u30af\u30b9\u5165\u529b\u30b7\u30e3\u30d5\u30c8\u3092\u6e05\u6383\u304a\u3088\u3073\u70b9\u691c\u3059\u308b
\nUsing a wire brush and clean cloth, remove all soil, rust, and old grease from the tractor’s 1.375-inch, 6-spline PTO stub and from the tiller gearbox input shaft. Inspect the splines on both shafts for damage, wear, or corrosion. Any significant spline wear on the tractor stub should be reported to a qualified dealer before installing a new PTO drive shaft, as a worn stub will accelerate wear on the new yoke and reduce torque transfer efficiency.<\/p>\n
4. \u30c8\u30e9\u30af\u30bf\u30fc\u5074\u306e\u30e8\u30fc\u30af\u3092PTO\u30b9\u30bf\u30d6\u306b\u63a5\u7d9a\u3057\u307e\u3059\u3002
\n1.375\u30a4\u30f3\u30c1\u306e\u30b9\u30bf\u30d6\u306b\u8584\u304f\u30b0\u30ea\u30fc\u30b9\u3092\u5857\u5e03\u3057\u3001\u30c8\u30e9\u30af\u30bf\u30fc\u5074\u306ePTO\u30b7\u30e3\u30d5\u30c8\u30e8\u30fc\u30af\u3092\u30b9\u30bf\u30d6\u306b\u30b9\u30e9\u30a4\u30c9\u3055\u305b\u3066\u3001\u30b9\u30d7\u30e9\u30a4\u30f3\u3092\u614e\u91cd\u306b\u5408\u308f\u305b\u307e\u3059\u3002\u30ed\u30c3\u30af\u30ab\u30e9\u30fc\u304c\u30b9\u30bf\u30d6\u30b7\u30e3\u30d5\u30c8\u306e\u6e9d\u306b\u30ab\u30c1\u30c3\u3068\u97f3\u304c\u3059\u308b\u307e\u3067\u30e8\u30fc\u30af\u3092\u5185\u5074\u306b\u62bc\u3057\u8fbc\u307f\u3001\u3057\u3063\u304b\u308a\u3068\u56fa\u5b9a\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u30e8\u30fc\u30af\u3092\u624b\u3067\u5916\u5074\u306b\u5f15\u3063\u5f35\u3063\u3066\u3001\u30ed\u30c3\u30af\u6a5f\u69cb\u304c\u4f5c\u52d5\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u30e8\u30fc\u30af\u306e\u56fa\u5b9a\u4e0d\u826f\u306f\u3001\u5703\u5834\u3067\u306e\u99c6\u52d5\u7cfb\u5206\u96e2\u4e8b\u6545\u306e\u6700\u3082\u4e00\u822c\u7684\u306a\u539f\u56e0\u3067\u3042\u308b\u305f\u3081\u3001\u3053\u306e\u624b\u9806\u306b\u306f\u5341\u5206\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
5. \u4f5c\u696d\u6a5f\u5074\u30e8\u30fc\u30af\u3092\u8015\u3046\u3093\u6a5f\u30ae\u30a2\u30dc\u30c3\u30af\u30b9\u306b\u63a5\u7d9a\u3057\u307e\u3059\u3002
\n\u8015\u3046\u3093\u6a5f\u30ae\u30a2\u30dc\u30c3\u30af\u30b9\u306e\u5165\u529b\u5074\u3067\u3082\u3001\u30b9\u30d7\u30e9\u30a4\u30f3\u306e\u4f4d\u7f6e\u5408\u308f\u305b\u3068\u30ed\u30c3\u30af\u30ab\u30e9\u30fc\u306e\u53d6\u308a\u4ed8\u3051\u624b\u9806\u3092\u7e70\u308a\u8fd4\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u4f5c\u696d\u6a5f\u5074\u306e\u30e8\u30fc\u30af\u306f\u5b8c\u5168\u306b\u88c5\u7740\u3055\u308c\u3001\u3057\u3063\u304b\u308a\u3068\u30ed\u30c3\u30af\u3055\u308c\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30b7\u30e3\u30d5\u30c8\u3092\u624b\u30671\u56de\u8ee2\u3055\u305b\u3001PTO\u30b7\u30e3\u30d5\u30c8\u30c1\u30e5\u30fc\u30d6\u3001\u8015\u3046\u3093\u6a5f\u30d5\u30ec\u30fc\u30e0\u3001\u307e\u305f\u306f3\u70b9\u30d2\u30c3\u30c1\u30ea\u30f3\u30af\u30a2\u30fc\u30e0\u306e\u9593\u306b\u5f15\u3063\u304b\u304b\u308a\u3084\u5e72\u6e09\u304c\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30d2\u30c3\u30c1\u306e\u79fb\u52d5\u7bc4\u56f2\u5185\u306e\u3069\u306e\u4f4d\u7f6e\u3067\u3082\u5f15\u3063\u304b\u304b\u308a\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u52d5\u529b\u3067\u8015\u3046\u3093\u6a5f\u3092\u64cd\u4f5c\u3059\u308b\u524d\u306b\u89e3\u6d88\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
6. \u5b89\u5168\u30ac\u30fc\u30c9\u30a2\u30f3\u30ab\u30fc\u30c1\u30a7\u30fc\u30f3\u3092\u53d6\u308a\u4ed8\u3051\u308b
\nPTO\u30b7\u30e3\u30d5\u30c8\u30ac\u30fc\u30c9\u306f\u3001\u99c6\u52d5\u7cfb\u3068\u4e00\u7dd2\u306b\u56de\u8ee2\u3057\u306a\u3044\u3088\u3046\u306b\u56fa\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30ac\u30fc\u30c9\u306e\u4e21\u7aef\u306b\u3042\u308b\u30a2\u30f3\u30ab\u30fc\u30c1\u30a7\u30fc\u30f3\u3092\u3001\u30c8\u30e9\u30af\u30bf\u30fc\u3068\u8015\u3046\u3093\u6a5f\u306e\u30d5\u30ec\u30fc\u30e0\u4e0a\u306e\u56fa\u5b9a\u3055\u308c\u305f\u975e\u56de\u8ee2\u7b87\u6240\u306b\u305d\u308c\u305e\u308c\u53d6\u308a\u4ed8\u3051\u307e\u3059\u3002\u30c1\u30a7\u30fc\u30f3\u306b\u5341\u5206\u306a\u305f\u308b\u307f\u304c\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3001\u30d2\u30c3\u30c1\u306e\u53ef\u52d5\u7bc4\u56f2\u5168\u4f53\u3092\u59a8\u3052\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u30c1\u30a7\u30fc\u30f3\u304c\u5f35\u3063\u3066\u3057\u307e\u3046\u3068\u3001\u30ac\u30fc\u30c9\u304c\u56de\u8ee2\u3059\u308b\u30b7\u30e3\u30d5\u30c8\u306b\u5f15\u3063\u5f35\u3089\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30ac\u30fc\u30c9\u304c\u6b20\u843d\u3001\u7834\u640d\u3001\u307e\u305f\u306f\u9069\u5207\u306b\u56fa\u5b9a\u3055\u308c\u3066\u3044\u306a\u3044\u72b6\u614b\u3067\u306f\u3001\u3044\u304b\u306a\u308b\u5834\u5408\u3067\u3082\u8015\u3046\u3093\u6a5f\u3092\u64cd\u4f5c\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002<\/p>\n
![\"\u30b8\u30e7\u30f3\u30c7\u30a3\u30a2\u88fd\u30ed\u30fc\u30bf\u30ea\u30fc\u30c6\u30a3\u30e9\u30fc\u7528PTO\u30b7\u30e3\u30d5\u30c8\"](\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/04\/PTO-Shaft-for-John-Deere-Rotary-Tiller-5.webp\")
<\/p>\n
\u8fb2\u696d\u7528PTO\u30b7\u30e3\u30d5\u30c8\u306e\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306b\u95a2\u3059\u308b\u30d2\u30f3\u30c8<\/h2>\n
1. 8\u7a3c\u50cd\u6642\u9593\u3054\u3068\u306b\u3059\u3079\u3066\u306ePTO\u30b7\u30e3\u30d5\u30c8U\u30b8\u30e7\u30a4\u30f3\u30c8\u306b\u30b0\u30ea\u30fc\u30b9\u3092\u5857\u5e03\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/strong>
\n\u5404PTO\u30b7\u30e3\u30d5\u30c8\u306e\u30e6\u30cb\u30d0\u30fc\u30b5\u30eb\u30b8\u30e7\u30a4\u30f3\u30c8\u306b\u306f\u30b0\u30ea\u30fc\u30b9\u30cb\u30c3\u30d7\u30eb\u304c\u53d6\u308a\u4ed8\u3051\u3089\u308c\u3066\u304a\u308a\u30018\u6642\u9593\u3054\u3068\u306b\u3001\u307e\u305f\u306f\u4f7f\u7528\u983b\u5ea6\u306e\u9ad8\u3044\u30b7\u30fc\u30ba\u30f3\u4e2d\u306f\u6bce\u65e5\u306e\u4f5c\u696d\u958b\u59cb\u6642\u306b\u3001\u30ea\u30c1\u30a6\u30e0\u8907\u5408\u30b0\u30ea\u30fc\u30b9\u307e\u305f\u306fEP2\u30b0\u30ea\u30fc\u30b9\u3092\u6ce8\u5165\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30cb\u30fc\u30c9\u30eb\u30d9\u30a2\u30ea\u30f3\u30b0\u30b7\u30fc\u30eb\u304b\u3089\u65b0\u3057\u3044\u6f64\u6ed1\u6cb9\u304c\u51fa\u3066\u304f\u308b\u307e\u3067\u30b0\u30ea\u30fc\u30b9\u3092\u6ce8\u5165\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u306f\u3001\u53e4\u3044\u6c5a\u67d3\u3055\u308c\u305f\u30b0\u30ea\u30fc\u30b9\u304c\u5b8c\u5168\u306b\u6392\u51fa\u3055\u308c\u305f\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u30af\u30ed\u30b9\u30ad\u30c3\u30c8\u30d9\u30a2\u30ea\u30f3\u30b0\u3078\u306e\u30b0\u30ea\u30fc\u30b9\u6ce8\u5165\u4e0d\u8db3\u306f\u3001\u3042\u3089\u3086\u308bPTO\u30c9\u30e9\u30a4\u30d6\u30b7\u30e3\u30d5\u30c8\u306e\u30e6\u30cb\u30d0\u30fc\u30b5\u30eb\u30b8\u30e7\u30a4\u30f3\u30c8\u304c\u65e9\u671f\u306b\u6545\u969c\u3059\u308b\u6700\u3082\u4e00\u822c\u7684\u306a\u539f\u56e0\u3067\u3059\u3002<\/p>\n2. \u4f38\u7e2e\u90e8\u306f\u4f7f\u7528\u3054\u3068\u306b\u6f64\u6ed1\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/strong>
\nPTO\u30b7\u30e3\u30d5\u30c8\u30c1\u30e5\u30fc\u30d6\u306e\u5185\u5074\u3068\u5916\u5074\u306e\u4f38\u7e2e\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u306f\u3001\u4f7f\u7528\u958b\u59cb\u6642\u306b\u6bce\u56de\u304d\u308c\u3044\u306b\u62ed\u304d\u53d6\u308a\u3001\u30b0\u30ea\u30fc\u30b9\u3092\u5857\u5e03\u3057\u3066\u304f\u3060\u3055\u3044\u30022\u3064\u306e\u90e8\u5206\u3092\u5206\u96e2\u3057\u3001\u5185\u5074\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u306e\u5168\u9577\u306b\u6cbf\u3063\u3066\u30b0\u30ea\u30fc\u30b9\u3092\u5857\u5e03\u3057\u3066\u304b\u3089\u3001\u518d\u5ea6\u7d44\u307f\u7acb\u3066\u3066\u304f\u3060\u3055\u3044\u3002\u4e7e\u71e5\u3057\u3066\u3044\u305f\u308a\u200b\u200b\u3001\u7802\u5229\u306a\u3069\u304c\u4ed8\u7740\u3057\u3066\u3044\u305f\u308a\u200b\u200b\u3059\u308b\u4f38\u7e2e\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u306f\u3001\u30b9\u30d7\u30e9\u30a4\u30f3\u306e\u6469\u8017\u3092\u52a0\u901f\u3055\u305b\u3001\u52d5\u4f5c\u62b5\u6297\u3092\u5897\u52a0\u3055\u305b\u3001\u7279\u306b\u4fdd\u7ba1\u671f\u9593\u5f8c\u306b\u306f\u30b7\u30e3\u30d5\u30c8\u306e\u9577\u3055\u8abf\u6574\u304c\u56f0\u96e3\u306b\u306a\u308b\u539f\u56e0\u3068\u306a\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3092\u6e05\u6f54\u306b\u4fdd\u3064\u3053\u3068\u3067\u3001\u96e8\u5b63\u306e\u4fdd\u7ba1\u4e2d\u306e\u8150\u98df\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n3. \u5b63\u7bc0\u3054\u3068\u306b\u30b9\u30ea\u30c3\u30d7\u30af\u30e9\u30c3\u30c1\u306e\u30c8\u30eb\u30af\u8a2d\u5b9a\u3092\u70b9\u691c\u30fb\u8abf\u6574\u3059\u308b<\/strong>
\n\u5404\u30b7\u30fc\u30ba\u30f3\u306e\u958b\u59cb\u6642\u306b\u3001\u30b9\u30ea\u30c3\u30d7\u30af\u30e9\u30c3\u30c1PTO\u30b7\u30e3\u30d5\u30c8\u304c\u30b9\u30e0\u30fc\u30ba\u306b\u4fc2\u5408\u304a\u3088\u3073\u89e3\u653e\u3055\u308c\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u3001\u7121\u8ca0\u8377\u72b6\u614b\u3067\u4f4e\u901f\u30c6\u30b9\u30c8\u3092\u884c\u3044\u3001\u305d\u306e\u5f8c\u5f90\u3005\u306b\u8ca0\u8377\u3092\u304b\u3051\u3066\u30c6\u30b9\u30c8\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u901a\u5e38\u306e\u4f5c\u52d5\u30c8\u30eb\u30af\u3067\u30af\u30e9\u30c3\u30c1\u304c\u6ed1\u308b\u5834\u5408\u3001\u307e\u305f\u306f\u660e\u3089\u304b\u306a\u904e\u8ca0\u8377\u6642\u306b\u6ed1\u3089\u306a\u3044\u5834\u5408\u306f\u3001\u6469\u64e6\u30c7\u30a3\u30b9\u30af\u306e\u8868\u9762\u3068\u30b9\u30d7\u30ea\u30f3\u30b0\u306e\u5f35\u529b\u3092\u70b9\u691c\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u6469\u8017\u3057\u305f\u6469\u64e6\u30c7\u30a3\u30b9\u30af\u306f\u901f\u3084\u304b\u306b\u4ea4\u63db\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30af\u30e9\u30c3\u30c1\u30a2\u30bb\u30f3\u30d6\u30ea\u306f\u3001\u6a19\u6e96\u7684\u306a\u624b\u5de5\u5177\u3068\u30c8\u30eb\u30af\u30ec\u30f3\u30c1\u3092\u4f7f\u7528\u3057\u3066\u3001\u8fb2\u5834\u3067\u5206\u89e3\u3001\u70b9\u691c\u3001\u304a\u3088\u3073\u6574\u5099\u3067\u304d\u307e\u3059\u3002<\/p>\n4. \u30b7\u30fc\u30ba\u30f3\u7d42\u4e86\u5f8c\u3001PTO\u30b7\u30e3\u30d5\u30c8\u30ac\u30fc\u30c9\u306b\u640d\u50b7\u304c\u306a\u3044\u304b\u70b9\u691c\u3059\u308b<\/strong>
\n\u8015\u3046\u3093\u30b7\u30fc\u30ba\u30f3\u7d42\u4e86\u6642\u306b\u306f\u3001\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\u88fd\u306ePTO\u30b7\u30e3\u30d5\u30c8\u30ab\u30d0\u30fc\u3068\u30ac\u30fc\u30c9\u30a2\u30bb\u30f3\u30d6\u30ea\u3092\u5fb9\u5e95\u7684\u306b\u70b9\u691c\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3072\u3073\u5272\u308c\u3001\u6b20\u640d\u7b87\u6240\u3001\u7d2b\u5916\u7dda\u306b\u3088\u308b\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\u7d20\u6750\u306e\u52a3\u5316\u304c\u306a\u3044\u304b\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u7d2b\u5916\u7dda\u52a3\u5316\u306f\u3001\u5bd2\u51b7\u5730\u3067\u306e\u4f5c\u696d\u4e2d\u306b\u8106\u6027\u7834\u58ca\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30a2\u30f3\u30ab\u30fc\u30c1\u30a7\u30fc\u30f3\u306e\u8150\u98df\u3001\u30ea\u30f3\u30af\u306e\u66f2\u304c\u308a\u3001\u304a\u3088\u3073\u53d6\u308a\u4ed8\u3051\u7b87\u6240\u306e\u56fa\u5b9a\u72b6\u614b\u3082\u70b9\u691c\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30ac\u30fc\u30c9\u306b\u3072\u3073\u5272\u308c\u3084\u6b20\u640d\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u91cd\u5927\u306a\u5b89\u5168\u4e0a\u306e\u554f\u984c\u304a\u3088\u3073\u6cd5\u7684\u8cac\u4efb\u306b\u3064\u306a\u304c\u308b\u305f\u3081\u3001\u30b7\u30e3\u30d5\u30c8\u3092\u518d\u3073\u4f7f\u7528\u3059\u308b\u524d\u306b\u4ea4\u63db\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n5\uff0e\u30aa\u30d5\u30b7\u30fc\u30ba\u30f3\u4e2d\u306f\u30b7\u30e3\u30d5\u30c8\u3092\u9069\u5207\u306b\u4fdd\u7ba1\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/strong>
\n\u30c8\u30e9\u30af\u30bf\u30fc\u306ePTO\u30c9\u30e9\u30a4\u30d6\u30b7\u30e3\u30d5\u30c8\u3092\u9577\u671f\u9593\u4fdd\u7ba1\u3059\u308b\u5834\u5408\u306f\u3001\u30a2\u30bb\u30f3\u30d6\u30ea\u5168\u4f53\u3092\u6e05\u6383\u3057\u3001\u30b9\u30d7\u30e9\u30a4\u30f3\u3084\u30e8\u30fc\u30af\u7a74\u3092\u542b\u3080\u3059\u3079\u3066\u306e\u91d1\u5c5e\u8868\u9762\u306b\u9632\u9306\u30b0\u30ea\u30fc\u30b9\u3092\u5857\u5e03\u3057\u3001\u4e7e\u71e5\u3057\u305f\u5c4b\u6839\u4ed8\u304d\u306e\u5834\u6240\u306b\u5782\u76f4\u306b\u540a\u308b\u3059\u304b\u3001\u6c34\u5e73\u306b\u652f\u3048\u3066\u5730\u9762\u304b\u3089\u96e2\u3057\u3066\u4fdd\u7ba1\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30b7\u30e3\u30d5\u30c8\u306b\u5f35\u529b\u304c\u304b\u304b\u3063\u305f\u72b6\u614b\u3084\u66f2\u304c\u3063\u305f\u72b6\u614b\u3067\u4fdd\u7ba1\u3059\u308b\u3068\u3001\u4f38\u7e2e\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u304c\u6c38\u4e45\u7684\u306b\u5909\u5f62\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u907f\u3051\u3066\u304f\u3060\u3055\u3044\u3002\u4fdd\u7ba1\u76f4\u524d\u306b\u65b0\u3057\u3044\u30b0\u30ea\u30fc\u30b9\u3092\u5857\u5e03\u3057\u3066\u3001\u30e6\u30cb\u30d0\u30fc\u30b5\u30eb\u30b8\u30e7\u30a4\u30f3\u30c8\u30d9\u30a2\u30ea\u30f3\u30b0\u3078\u306e\u6e7f\u6c17\u306e\u4fb5\u5165\u3092\u9632\u3044\u3067\u304f\u3060\u3055\u3044\u3002<\/p>\n![\"\u30b8\u30e7\u30f3\u30c7\u30a3\u30a2\u88fd\u30ed\u30fc\u30bf\u30ea\u30fc\u30c6\u30a3\u30e9\u30fc\u7528PTO\u30b7\u30e3\u30d5\u30c8\"](\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/04\/PTO-Shaft-for-John-Deere-Rotary-Tiller-7.webp\")
<\/p>\n
PTO\u30c9\u30e9\u30a4\u30d6\u30b7\u30e3\u30d5\u30c8\u306e\u4e00\u822c\u7684\u306a\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/h2>\n
1. \u554f\u984c\u70b9\uff1a\u904b\u8ee2\u4e2d\u306e\u904e\u5270\u306a\u632f\u52d5
\n\u539f\u56e0\u3068\u89e3\u6c7a\u7b56: PTO \u30c9\u30e9\u30a4\u30d6\u30e9\u30a4\u30f3 \u30b7\u30e3\u30d5\u30c8\u306e\u52d5\u4f5c\u4e2d\u306b\u767a\u751f\u3059\u308b\u632f\u52d5\u306f\u3001PTO \u30b7\u30e3\u30d5\u30c8\u306e\u30e6\u30cb\u30d0\u30fc\u30b5\u30eb \u30b8\u30e7\u30a4\u30f3\u30c8 \u30af\u30ed\u30b9 \u30ad\u30c3\u30c8\u306e\u6469\u8017\u307e\u305f\u306f\u56fa\u7740\u3001\u30d0\u30e9\u30f3\u30b9\u306e\u5d29\u308c\u305f\u30ac\u30fc\u30c9 \u30a2\u30bb\u30f3\u30d6\u30ea\u304c\u56de\u8ee2\u30b7\u30e3\u30d5\u30c8\u306b\u64e6\u308c\u308b\u3053\u3068\u3001\u307e\u305f\u306f\u30e8\u30fc\u30af \u63a5\u7d9a\u306e\u305a\u308c\u304c\u539f\u56e0\u3067\u3042\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002\u4e21\u65b9\u306e\u30e6\u30cb\u30d0\u30fc\u30b5\u30eb \u30b8\u30e7\u30a4\u30f3\u30c8 \u30af\u30ed\u30b9\u306b\u3001\u81ea\u7531\u306a\u56de\u8ee2\u3001\u56fa\u7740\u3001\u307e\u305f\u306f\u904e\u5270\u306a\u904a\u3073\u304c\u306a\u3044\u304b\u70b9\u691c\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30cb\u30fc\u30c9\u30eb \u30d9\u30a2\u30ea\u30f3\u30b0\u306b\u30d4\u30c3\u30c1\u30f3\u30b0\u3084\u8150\u98df\u304c\u898b\u3089\u308c\u308b\u30af\u30ed\u30b9 \u30ad\u30c3\u30c8\u306f\u4ea4\u63db\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30ac\u30fc\u30c9\u304c\u30a2\u30a6\u30bf\u30fc \u30c1\u30e5\u30fc\u30d6\u306b\u63a5\u89e6\u3057\u3066\u64e6\u308c\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u65ad\u7d9a\u7684\u306a\u63a5\u89e6\u3067\u3082\u3001\u30d0\u30e9\u30f3\u30b9\u306e\u554f\u984c\u306b\u4f3c\u305f\u5171\u632f\u632f\u52d5\u304c\u767a\u751f\u3057\u307e\u3059\u3002<\/p>\n
2. \u554f\u984c\uff1a\u30b9\u30ea\u30c3\u30d7\u30af\u30e9\u30c3\u30c1\u304c\u6ed1\u308a\u6b62\u307e\u3089\u306a\u3044
\n\u539f\u56e0\u3068\u89e3\u6c7a\u7b56\uff1a\u8efd\u3044\u8ca0\u8377\u3067\u3082\u30b9\u30ea\u30c3\u30d7\u30af\u30e9\u30c3\u30c1\u306ePTO\u30b7\u30e3\u30d5\u30c8\u304c\u7d99\u7d9a\u7684\u306b\u6ed1\u308b\u5834\u5408\u306f\u3001\u7e70\u308a\u8fd4\u3057\u306e\u904e\u8ca0\u8377\u306b\u3088\u3063\u3066\u6469\u64e6\u30c7\u30a3\u30b9\u30af\u306e\u8868\u9762\u304c\u30b0\u30ec\u30a4\u30b8\u30f3\u30b0\u3057\u3066\u3044\u308b\u304b\u3001\u30c7\u30a3\u30b9\u30af\u306e\u6750\u8cea\u304c\u4f7f\u7528\u539a\u3055\u3092\u8d85\u3048\u3066\u6469\u8017\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30af\u30e9\u30c3\u30c1\u3092\u5206\u89e3\u3057\u3001\u6469\u64e6\u30c7\u30a3\u30b9\u30af\u306e\u8868\u9762\u306b\u30b0\u30ec\u30a4\u30b8\u30f3\u30b0\u3084\u6e9d\u306e\u6469\u8017\u304c\u306a\u3044\u304b\u70b9\u691c\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30c7\u30a3\u30b9\u30af\u30bb\u30c3\u30c8\u3092\u4ea4\u63db\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u307e\u305f\u3001\u30b9\u30d7\u30ea\u30f3\u30b0\u5727\u529b\u8abf\u6574\u30ca\u30c3\u30c8\u304c\u3001\u30a2\u30bb\u30f3\u30d6\u30ea\u30b5\u30a4\u30ba\u306b\u6307\u5b9a\u3055\u308c\u305f\u30c8\u30eb\u30af\u5024\u306b\u6b63\u3057\u304f\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30af\u30e9\u30c3\u30c1\u304c\u7de9\u3059\u304e\u308b\u3068\u3001\u5b9a\u683c\u8ca0\u8377\u3067\u3082\u6ed1\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
3. \u554f\u984c\u70b9\uff1a\u4f38\u7e2e\u30b7\u30e3\u30d5\u30c8\u306e\u4f38\u7e2e\u304c\u56f0\u96e3
\n\u539f\u56e0\u3068\u89e3\u6c7a\u7b56\uff1a\u4f38\u7e2e\u5f0fPTO\u30b7\u30e3\u30d5\u30c8\u30c1\u30e5\u30fc\u30d6\u304c\u56fa\u7740\u307e\u305f\u306f\u52d5\u304b\u306a\u304f\u306a\u308b\u539f\u56e0\u306f\u3001\u307b\u3068\u3093\u3069\u306e\u5834\u5408\u3001\u5185\u90e8\u30b9\u30d7\u30e9\u30a4\u30f3\u307e\u305f\u306f\u30c1\u30e5\u30fc\u30d6\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u306e\u30b0\u30ea\u30fc\u30b9\u304c\u4e7e\u71e5\u3057\u305f\u308a\u3001\u571f\u3067\u6c5a\u308c\u305f\u308a\u3001\u8150\u98df\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u3067\u3059\u30022\u3064\u306e\u534a\u5206\u3092\u5b8c\u5168\u306b\u5206\u96e2\u3057\u3001\u3059\u3079\u3066\u306e\u8868\u9762\u3092\u8131\u8102\u6eb6\u5264\u3067\u6d17\u6d44\u3057\u3001\u518d\u7d44\u307f\u7acb\u3066\u306e\u524d\u306b\u3001\u5185\u90e8\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u306e\u5168\u9577\u306b\u65b0\u3057\u3044EP2\u30ea\u30c1\u30a6\u30e0\u8907\u5408\u30b0\u30ea\u30fc\u30b9\u3092\u5857\u5e03\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u8150\u98df\u304c\u3072\u3069\u3044\u5834\u5408\u306f\u3001\u30b0\u30ea\u30fc\u30b9\u3092\u518d\u5857\u5e03\u3059\u308b\u524d\u306b\u3001\u76ee\u306e\u7d30\u304b\u3044\u30b5\u30f3\u30c9\u30da\u30fc\u30d1\u30fc\u3092\u4f7f\u7528\u3057\u3066\u647a\u52d5\u9762\u304b\u3089\u9306\u3092\u9664\u53bb\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u305d\u306e\u969b\u3001\u7cbe\u5bc6\u30b9\u30d7\u30e9\u30a4\u30f3\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u30d9\u30fc\u30b9\u30e1\u30bf\u30eb\u3092\u524a\u308a\u53d6\u3089\u306a\u3044\u3088\u3046\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
4. \u554f\u984c\uff1a\u30e6\u30cb\u30d0\u30fc\u30b5\u30eb\u30b8\u30e7\u30a4\u30f3\u30c8\u304b\u3089\u306e\u7570\u97f3\u307e\u305f\u306f\u30af\u30ea\u30c3\u30af\u97f3
\n\u539f\u56e0\u3068\u89e3\u6c7a\u7b56\uff1aPTO\u30b7\u30e3\u30d5\u30c8\u306e\u30e6\u30cb\u30d0\u30fc\u30b5\u30eb\u30b8\u30e7\u30a4\u30f3\u30c8\u4ed8\u8fd1\u304b\u3089\u3001\u7279\u306bPTO\u306e\u59cb\u52d5\u6642\u3084\u505c\u6b62\u6642\u306b\u30ab\u30c1\u30ab\u30c1\u3001\u307e\u305f\u306f\u30b3\u30c4\u30b3\u30c4\u3068\u3044\u3046\u97f3\u304c\u5b9a\u671f\u7684\u306b\u805e\u3053\u3048\u308b\u5834\u5408\u306f\u3001\u30cb\u30fc\u30c9\u30eb\u30d9\u30a2\u30ea\u30f3\u30b0\u306e\u6469\u8017\u3001\u307e\u305f\u306f\u30af\u30ed\u30b9\u30ad\u30c3\u30c8\u306e\u56fa\u5b9a\u7528\u30b5\u30fc\u30af\u30ea\u30c3\u30d7\u306e\u7de9\u307f\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u30af\u30ed\u30b9\u30ad\u30c3\u30c8\u3092\u70b9\u691c\u3059\u308b\u306b\u306f\u3001\u30b8\u30e7\u30a4\u30f3\u30c8\u306e\u5404\u8ef8\u3092\u624b\u3067\u63fa\u3089\u3057\u3066\u30ac\u30bf\u3064\u304d\u304c\u306a\u3044\u304b\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u30020.5mm\u3092\u8d85\u3048\u308b\u30ac\u30bf\u3064\u304d\u304c\u8a8d\u3081\u3089\u308c\u308b\u5834\u5408\u306f\u3001\u30d9\u30a2\u30ea\u30f3\u30b0\u306e\u6469\u8017\u304c\u78ba\u8a8d\u3055\u308c\u307e\u3059\u3002\u30af\u30ed\u30b9\u30ad\u30c3\u30c8\u306f\u76f4\u3061\u306b\u4ea4\u63db\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30e6\u30cb\u30d0\u30fc\u30b5\u30eb\u30b8\u30e7\u30a4\u30f3\u30c8\u304c\u6545\u969c\u3059\u308b\u3068\u3001\u904b\u8ee2\u4e2d\u306b\u30b7\u30e3\u30d5\u30c8\u304c\u6fc0\u3057\u304f\u5206\u96e2\u3057\u3001\u4f5c\u696d\u8005\u3084\u5468\u56f2\u306e\u4eba\u3005\u306b\u91cd\u5927\u306a\u5b89\u5168\u4e0a\u306e\u5371\u967a\u3092\u3082\u305f\u3089\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
5. \u554f\u984c\uff1a\u30e8\u30fc\u30af\u304cPTO\u30b9\u30bf\u30d6\u306b\u30ed\u30c3\u30af\u3055\u308c\u306a\u3044
\n\u539f\u56e0\u3068\u89e3\u6c7a\u7b56\uff1aPTO\u30b7\u30e3\u30d5\u30c8\u30e8\u30fc\u30af\u306e\u30ed\u30c3\u30af\u30ab\u30e9\u30fc\u304c\u30c8\u30e9\u30af\u30bf\u30fcPTO\u30b9\u30bf\u30d6\u306e\u4fdd\u6301\u6e9d\u306b\u565b\u307f\u5408\u308f\u306a\u3044\u5834\u5408\u3001\u30ab\u30e9\u30fc\u5185\u90e8\u306e\u30d0\u30cd\u5f0f\u30ed\u30c3\u30af\u30d4\u30f3\u304c\u8150\u98df\u3001\u56fa\u7740\u3001\u307e\u305f\u306f\u7834\u640d\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30e8\u30fc\u30af\u306e\u30ed\u30c3\u30af\u6a5f\u69cb\u3092\u70b9\u691c\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30d4\u30f3\u3068\u30d0\u30cd\u3092\u6e05\u6383\u307e\u305f\u306f\u4ea4\u63db\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u307e\u305f\u3001\u30c8\u30e9\u30af\u30bf\u30fcPTO\u30b9\u30bf\u30d6\u81ea\u4f53\u306e\u6e9d\u304c\u6e05\u6f54\u3067\u30d0\u30ea\u304c\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30b9\u30bf\u30d6\u306e\u4fdd\u6301\u6e9d\u304c\u640d\u50b7\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u30c9\u30e9\u30a4\u30d6\u30e9\u30a4\u30f3\u3092\u53d6\u308a\u4ed8\u3051\u308b\u524d\u306b\u3001\u8cc7\u683c\u306e\u3042\u308b\u30c8\u30e9\u30af\u30bf\u30fc\u6280\u8853\u8005\u306b\u3088\u308b\u70b9\u691c\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<\/div>\n
![\"\u30b8\u30e7\u30f3\u30c7\u30a3\u30a2\u88fd\u30ed\u30fc\u30bf\u30ea\u30fc\u30c6\u30a3\u30e9\u30fc\u7528PTO\u30b7\u30e3\u30d5\u30c8\"](\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/04\/PTO-Shaft-for-John-Deere-Rotary-Tiller-9.webp\")
<\/div>\n
\n
\u30ed\u30fc\u30bf\u30ea\u30fc\u30c6\u30a3\u30e9\u30fcPTO\u30b7\u30e3\u30d5\u30c8\u3068\u30ed\u30fc\u30bf\u30ea\u30fc\u30c6\u30a3\u30e9\u30fc\u30ae\u30a2\u30dc\u30c3\u30af\u30b9<\/h2>\n
The rotary tiller PTO shaft is the external driveline component that connects the tractor to the tiller. It captures engine power at the tractor’s PTO stub shaft and delivers it to the implement’s gearbox input. The shaft assembly consists of a constant velocity main shaft, a telescoping tube section (tubular or splined), heavy-duty PTO shaft u-joints at each end, a friction slip clutch PTO shaft unit for overload protection, and a safety guard. The PTO shaft length and PTO shaft sizes must be selected to match the tractor horsepower class (40 HP, 60 HP, or 90 HP at 540 RPM) and the physical mounting geometry of the tiller. The shaft bridges the gap between tractor and implement, making it the first component in the rotary tiller power transmission chain.<\/p>\n
\u30ed\u30fc\u30bf\u30ea\u30fc\u8015\u3046\u3093\u6a5f\u306e\u30ae\u30a2\u30dc\u30c3\u30af\u30b9\u306f\u3001\u8015\u3046\u3093\u6a5f\u306e\u30d5\u30ec\u30fc\u30e0\u306b\u76f4\u63a5\u53d6\u308a\u4ed8\u3051\u3089\u308c\u308b\u5185\u90e8\u30c8\u30e9\u30f3\u30b9\u30df\u30c3\u30b7\u30e7\u30f3\u90e8\u54c1\u3067\u3059\u3002PTO\u99c6\u52d5\u8ef8\u304b\u3089\u306e\u56de\u8ee2\u5165\u529b\u3092\u53d7\u3051\u53d6\u308a\u3001\u30d9\u30d9\u30eb\u30ae\u30a2\u30bb\u30c3\u30c8\u3092\u4ecb\u3057\u3066\u56de\u8ee2\u8ef8\u309290\u5ea6\u65b9\u5411\u8ee2\u63db\u3057\u3001\u30c8\u30eb\u30af\u3092\u8015\u3046\u3093\u6a5f\u306e\u30ed\u30fc\u30bf\u30fc\u30b7\u30e3\u30d5\u30c8\u3068\u30d6\u30ec\u30fc\u30c9\u30d5\u30e9\u30f3\u30b8\u306b\u5747\u7b49\u306b\u5206\u914d\u3057\u307e\u3059\u3002\u30ae\u30a2\u30dc\u30c3\u30af\u30b9\u306f\u901a\u5e38\u3001\u30aa\u30a4\u30eb\u304c\u5145\u586b\u3055\u308c\u305f\u30cf\u30a6\u30b8\u30f3\u30b0\u5185\u306b2\u3064\u4ee5\u4e0a\u306e\u30d9\u30d9\u30eb\u30ae\u30a2\u3092\u5099\u3048\u3001\u5165\u529b\u8ef8\u3068\u51fa\u529b\u8ef8\u306b\u30b7\u30fc\u30eb\u3092\u8a2d\u3051\u3066\u6f64\u6ed1\u6cb9\u306e\u6f0f\u308c\u3092\u9632\u304e\u307e\u3059\u3002\u30ae\u30a2\u30dc\u30c3\u30af\u30b9\u5185\u306e\u30ae\u30a2\u6bd4\u306b\u3088\u3063\u3066\u6700\u7d42\u7684\u306a\u30d6\u30ec\u30fc\u30c9\u56de\u8ee2\u6570\u304c\u6c7a\u307e\u308a\u3001\u901a\u5e38\u3001PTO\u5165\u529b\u901f\u5ea6\u304c540 RPM\u306e\u5834\u5408\u3001200\uff5e280 RPM\u3068\u306a\u308a\u307e\u3059\u3002\u30ae\u30a2\u30dc\u30c3\u30af\u30b9\u306f\u3001PTO\u30b7\u30e3\u30d5\u30c8\u3068\u540c\u3058\u51fa\u529b\u30ab\u30c6\u30b4\u30ea\u306b\u9069\u5408\u3057\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u4e21\u65b9\u306e\u90e8\u54c1\u304c\u5b9a\u683c\u30c8\u30eb\u30af\u5236\u9650\u5185\u3067\u52d5\u4f5c\u3059\u308b\u3088\u3046\u306b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
The rotary tiller PTO shaft and the rotary tiller gearbox are interdependent components that must be selected, matched, and maintained as a system. The gearbox input shaft receives the implement-end yoke of the PTO drive shafts and converts horizontal rotary torque to the transverse rotary motion needed to spin the tiller blades. If the PTO shaft’s friction clutch is rated incorrectly for the gearbox’s maximum input torque, one of two failure modes occurs: either the clutch slips too readily and the tiller cannot operate through heavy soil, or the clutch is set too tight and overload events damage the gearbox input shaft, bearings, or gear teeth.<\/p>\n
CMN Transmission\u306f\u3001\u30c8\u30e9\u30af\u30bf\u30fc\u306ePTO\u30b7\u30e3\u30d5\u30c8\u3068\u30ed\u30fc\u30bf\u30ea\u30fc\u8015\u3046\u3093\u6a5f\u306e\u30ae\u30a2\u30dc\u30c3\u30af\u30b9\u306e\u4e21\u65b9\u3092\u4f9b\u7d66\u3057\u3066\u304a\u308a\u3001\u8cfc\u5165\u8005\u306f\u4e92\u63db\u6027\u306e\u30ea\u30b9\u30af\u304c\u3042\u308b\u8907\u6570\u306e\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u304b\u3089\u90e8\u54c1\u3092\u8abf\u9054\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u5b8c\u5168\u306b\u9069\u5408\u3057\u305f\u30c9\u30e9\u30a4\u30d6\u30c8\u30ec\u30a4\u30f3\u30b7\u30b9\u30c6\u30e0\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002\u65e2\u5b58\u306e\u30b7\u30e3\u30d5\u30c8\u3092\u4ea4\u63db\u3059\u308b\u5834\u5408\u306f\u3001\u6ce8\u6587\u524d\u306b\u5fc5\u305a\u30ae\u30a2\u30dc\u30c3\u30af\u30b9\u306e\u5165\u529b\u30b7\u30e3\u30d5\u30c8\u306e\u76f4\u5f84\u3001\u30b9\u30d7\u30e9\u30a4\u30f3\u6570\u3001\u30c8\u30eb\u30af\u5b9a\u683c\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u307e\u305f\u3001\u305d\u306e\u9006\u3082\u540c\u69d8\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u3088\u308a\u9ad8\u51fa\u529b\u306e\u30c8\u30e9\u30af\u30bf\u30fc\u306b\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3059\u308b\u5834\u5408\u3084\u3001\u9577\u671f\u9593\u306e\u8fb2\u4f5c\u696d\u5f8c\u306b\u8001\u673d\u5316\u3057\u305f\u30c9\u30e9\u30a4\u30d6\u30c8\u30ec\u30a4\u30f3\u90e8\u54c1\u3092\u4ea4\u63db\u3059\u308b\u5834\u5408\u306b\u7279\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n
\u30b8\u30e7\u30f3\u30c7\u30a3\u30a2647\u3001655\u3001665\u3001673\u3001681\u30ed\u30fc\u30bf\u30ea\u30fc\u30c6\u30a3\u30e9\u30fc\u3092\u304a\u4f7f\u3044\u306e\u304a\u5ba2\u69d8\u5411\u3051\u306b\u3001CMN\u30c8\u30e9\u30f3\u30b9\u30df\u30c3\u30b7\u30e7\u30f3\u306f\u3001\u304a\u5ba2\u69d8\u306e\u30c8\u30e9\u30af\u30bf\u30fc\u30e2\u30c7\u30eb\u3001\u5703\u5834\u6761\u4ef6\u3001\u304a\u3088\u3073\u64cd\u4f5c\u8981\u4ef6\u306b\u6700\u9069\u306aPTO\u30b7\u30e3\u30d5\u30c8\u90e8\u54c1\u3068\u30ae\u30a2\u30dc\u30c3\u30af\u30b9\u306e\u4ed5\u69d8\u306e\u7d44\u307f\u5408\u308f\u305b\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306e\u5305\u62ec\u7684\u306a\u6280\u8853\u30b3\u30f3\u30b5\u30eb\u30c6\u30a3\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u3054\u6ce8\u6587\u524d\u306b\u3001\u30c8\u30e9\u30af\u30bf\u30fc\u30e2\u30c7\u30eb\u3001PTO\u99ac\u529b\u3001\u30c6\u30a3\u30e9\u30fc\u30e2\u30c7\u30eb\u756a\u53f7\u3092\u6dfb\u3048\u3066\u5f53\u793e\u306e\u6280\u8853\u30c1\u30fc\u30e0\u307e\u3067\u304a\u554f\u3044\u5408\u308f\u305b\u304f\u3060\u3055\u3044\u3002\u6700\u9069\u306a\u30b7\u30b9\u30c6\u30e0\u69cb\u6210\u3068\u5bf8\u6cd5\u56f3\u3092\u3054\u6848\u5185\u3044\u305f\u3057\u307e\u3059\u3002<\/p>\n
![\"\u30ed\u30fc\u30bf\u30ea\u30fc\u30c6\u30a3\u30e9\u30fc\u7528\u30ae\u30a2\u30dc\u30c3\u30af\u30b9\"](\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/04\/0_Rotary-Tiller-Gearbox.webp\")
<\/p>\n
Why Choose CMN Transmission’s Agricultural PTO Shafts?<\/h2>\n
CMN Transmission (Korea) stands as one of the world’s leading suppliers of industrial and agricultural power transmission solutions, with a comprehensive product range spanning PTO drive shafts, agricultural gearboxes, hydraulic cylinders, planetary gearboxes, worm gearboxes, bevel gears, chain sprockets, chains, gear racks, pulleys, taper bushes, couplings, and more. Headquartered in Ansan-si, Gyeonggi-do, Korea, with a production base and over 10 shareholding cooperative factories, CMN maintains an inventory of more than 150,000 standard stock products and serves customers in over 53 countries across North America, Europe, South America, the Middle East, Africa, Southeast Asia, and Oceania.<\/p>\n
CMN Transmission\u304c\u8fb2\u696d\u7528PTO\u30b7\u30e3\u30d5\u30c8\u5e02\u5834\u3067\u4ed6\u793e\u3068\u4e00\u7dda\u3092\u753b\u3059\u306e\u306f\u3001\u54c1\u8cea\u3092\u72a0\u7272\u306b\u3059\u308b\u3053\u3068\u306a\u304f\u5de5\u5834\u76f4\u8ca9\u4fa1\u683c\u3092\u5b9f\u73fe\u3057\u3066\u3044\u308b\u70b9\u3067\u3059\u3002\u88fd\u9020\u3068\u8ca9\u58f2\u3092\u7d71\u5408\u3057\u305f\u4f01\u696d\u3068\u3057\u3066\u3001OEM\u4ea4\u63db\u90e8\u54c1\u306e\u4fa1\u683c\u3092\u62bc\u3057\u4e0a\u3052\u308b\u8907\u6570\u306e\u30c7\u30a3\u30fc\u30e9\u30fc\u306b\u3088\u308b\u30de\u30fc\u30b8\u30f3\u3092\u6392\u9664\u3057\u3066\u3044\u307e\u3059\u3002\u5f53\u793e\u304c\u88fd\u9020\u3059\u308b\u30c8\u30e9\u30af\u30bf\u30fc\u7528PTO\u30b7\u30e3\u30d5\u30c8\u306f\u3059\u3079\u3066\u3001\u9ad8\u5ea6\u306aCAD\u8a2d\u8a08\u3001\u7cbe\u5bc6\u306aCNC\u52a0\u5de5\u3001\u6700\u65b0\u306e\u71b1\u51e6\u7406\u30d7\u30ed\u30bb\u30b9\u3001\u305d\u3057\u3066\u53b3\u683c\u306a\u54c1\u8cea\u30c6\u30b9\u30c8\u3092\u7d4c\u3066\u88fd\u9020\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u88fd\u54c1\u306e\u54c1\u8cea\u306f\u3082\u3061\u308d\u3093\u306e\u3053\u3068\u3001\u5927\u624bOEM\u30d6\u30e9\u30f3\u30c9\u3067\u306f\u306a\u304b\u306a\u304b\u771f\u4f3c\u3067\u304d\u306a\u3044\u30ec\u30d9\u30eb\u306e\u9867\u5ba2\u30b5\u30dd\u30fc\u30c8\u3082\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u5f53\u793e\u306e\u6280\u8853\u30c1\u30fc\u30e0\u306f\u3001\u304a\u5ba2\u69d8\u306e\u30c8\u30e9\u30af\u30bf\u30fc\u3068\u4f5c\u696d\u6a5f\u306e\u7d44\u307f\u5408\u308f\u305b\u306b\u6700\u9069\u306a\u30b9\u30d7\u30e9\u30a4\u30f3\u69cb\u6210\u3001\u30b7\u30e3\u30d5\u30c8\u9577\u3001\u30af\u30e9\u30c3\u30c1\u4ed5\u69d8\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306e\u8ca9\u58f2\u524d\u30b3\u30f3\u30b5\u30eb\u30c6\u30a3\u30f3\u30b0\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u975e\u6a19\u6e96\u7528\u9014\u5411\u3051\u306b\u306f\u7279\u6ce8\u306ePTO\u30b7\u30e3\u30d5\u30c8\u90e8\u54c1\u3092\u3054\u7528\u610f\u3057\u3001\u3054\u8981\u671b\u306b\u5fdc\u3058\u3066\u8a73\u7d30\u306a\u5bf8\u6cd5\u56f3\u3082\u63d0\u4f9b\u3044\u305f\u3057\u307e\u3059\u3002\u8ca9\u58f2\u5f8c\u3082\u3001\u30ef\u30f3\u30b9\u30c8\u30c3\u30d7\u306e\u30a2\u30d5\u30bf\u30fc\u30b5\u30fc\u30d3\u30b9\u306b\u3088\u308a\u3001\u4ea4\u63db\u90e8\u54c1\u3001\u6280\u8853\u6307\u5c0e\u3001\u4fdd\u8a3c\u30b5\u30dd\u30fc\u30c8\u3092\u3044\u3064\u3067\u3082\u3054\u5229\u7528\u3044\u305f\u3060\u3051\u307e\u3059\u3002<\/p>\n
![\"\u5de5\u5834\u8a2d\u5099\"](\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/03\/Factory-Equipment-3.webp\")
![\"\u5de5\u5834\u8a2d\u5099\"](\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/03\/Factory-Equipment-1.webp\")
<\/p>\n
\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n
\u8cea\u554f\uff1a40\uff5e50\u99ac\u529b\u306e\u30c8\u30e9\u30af\u30bf\u30fc\u306b\u642d\u8f09\u3059\u308b\u30b8\u30e7\u30f3\u30c7\u30a3\u30a2\u88fd\u30ed\u30fc\u30bf\u30ea\u30fc\u8015\u3046\u3093\u6a5f\u30e2\u30c7\u30eb647\u304a\u3088\u3073655\u306b\u306f\u3001\u3069\u306ePTO\u30b7\u30e3\u30d5\u30c8\u30a2\u30bb\u30f3\u30d6\u30ea\u304c\u9069\u3057\u3066\u3044\u307e\u3059\u304b\uff1f<\/strong>
\nA: For 40-50 HP tractors at 540 RPM driving John Deere 647 or 655 rotary tillers, the Category 3 tubular assembly is the correct specification. This uses the SIZE 4 WITH FF1 assembly part and the 2300 * SIZE 4 FF1(85×140) clutch rated at 900 NM. This combination provides sufficient torque capacity for the tiller width and blade count of these compact models while keeping the PTO shaft dimensions and overall assembly weight appropriate for the tractor’s three-point hitch lift capacity. Contact CMN to confirm the exact shaft length required for your tractor make and model.<\/p>\nQ: \u30ed\u30fc\u30bf\u30ea\u30fc\u8015\u3046\u3093\u6a5f\u306b\u304a\u3051\u308b\u3001\u7ba1\u72b6\u306ePTO\u30b7\u30e3\u30d5\u30c8\u3068\u30b9\u30d7\u30e9\u30a4\u30f3\u4ed8\u304d\u306ePTO\u30b7\u30e3\u30d5\u30c8\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/strong>
\nA: \u7ba1\u72b6\u306ePTO\u30b7\u30e3\u30d5\u30c8\u30c1\u30e5\u30fc\u30d6\u3067\u306f\u3001\u4e00\u65b9\u306e\u5186\u5f62\u307e\u305f\u306f\u7570\u5f62\u30c1\u30e5\u30fc\u30d6\u304c\u3082\u3046\u4e00\u65b9\u306e\u30c1\u30e5\u30fc\u30d6\u306e\u5185\u5074\u306b\u30b9\u30e9\u30a4\u30c9\u3057\u3001\u30ad\u30fc\u6e9d\u307e\u305f\u306f\u975e\u5186\u5f62\u306e\u65ad\u9762\u306b\u3088\u3063\u3066\u76f8\u5bfe\u56de\u8ee2\u3092\u9632\u304e\u306a\u304c\u3089\u9577\u3055\u8abf\u6574\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u30b9\u30d7\u30e9\u30a4\u30f3\u5f0f\u30a2\u30bb\u30f3\u30d6\u30ea\u3067\u306f\u3001\u5185\u5074\u306e\u30b7\u30e3\u30d5\u30c8\u306b\u6a5f\u68b0\u52a0\u5de5\u3055\u308c\u305f\u5916\u5074\u306e\u30b9\u30d7\u30e9\u30a4\u30f3\u304c\u3042\u308a\u3001\u5916\u5074\u306e\u30c1\u30e5\u30fc\u30d6\u306e\u5bfe\u5fdc\u3059\u308b\u5185\u5074\u306e\u30b9\u30d7\u30e9\u30a4\u30f3\u3068\u565b\u307f\u5408\u3046\u3053\u3068\u3067\u3001\u30c8\u30eb\u30af\u63a5\u89e6\u9762\u7a4d\u304c\u5927\u304d\u304f\u306a\u308a\u3001\u77ed\u3044\u5ef6\u9577\u6642\u3067\u3082\u3088\u308a\u78ba\u5b9f\u306a\u4fc2\u5408\u304c\u5f97\u3089\u308c\u307e\u3059\u30023\u70b9\u30d2\u30c3\u30c1\u5f0f\u30ed\u30fc\u30bf\u30ea\u30fc\u8015\u3046\u3093\u6a5f\u306fPTO\u30a2\u30bb\u30f3\u30d6\u30ea\u306e\u8ddd\u96e2\u304c\u975e\u5e38\u306b\u77ed\u3044\u305f\u3081\u3001CMN\u306f\u3001\u30d2\u30c3\u30c1\u306e\u5168\u53ef\u52d5\u7bc4\u56f2\u306b\u308f\u305f\u3063\u3066\u9069\u5207\u306a\u4f38\u7e2e\u4fc2\u5408\u304c\u7dad\u6301\u3055\u308c\u308b\u3088\u3046\u306b\u3001\u307b\u3068\u3093\u3069\u306eJohn Deere\u8015\u3046\u3093\u6a5f\u7528\u9014\u306b\u30b9\u30d7\u30e9\u30a4\u30f3\u5f0f\u4f38\u7e2e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u7279\u306b\u63a8\u5968\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\nQ: \u30b8\u30e7\u30f3\u30c7\u30a3\u30a2\u306e647\u3001655\u3001665\u3001673\u3001\u307e\u305f\u306f681\u30ed\u30fc\u30bf\u30ea\u30fc\u8015\u3046\u3093\u6a5f\u306b1000 RPM\u306ePTO\u30b7\u30e3\u30d5\u30c8\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u304b\uff1f<\/strong>
\nA: The John Deere 647, 655, 665, 673, and 681 rotary tiller series are designed for a 540 RPM PTO input speed, which is the standard for agricultural tillers in this power class. Using a 1000 RPM PTO shaft configuration would require the tractor to output at 1000 RPM, which exceeds the rated input speed of the tiller gearbox and would cause overheating, accelerated gear wear, and potential gearbox failure within a short period of operation. Always confirm the tiller’s rated PTO speed before selecting a shaft, and note that the 1000 rpm shaft also uses a different, larger spline standard (1.75-inch, 20-spline) compared to the 1.375-inch, 6-spline used by these 540 RPM tiller models.<\/p>\n\u8cea\u554f\uff1a\u30ed\u30fc\u30bf\u30ea\u30fc\u8015\u3046\u3093\u6a5f\u306ePTO\u30b7\u30e3\u30d5\u30c8\u30b9\u30ea\u30c3\u30d7\u30af\u30e9\u30c3\u30c1\u306b\u306f\u3001\u3069\u306e\u30c8\u30eb\u30af\u5b9a\u683c\u3092\u9078\u629e\u3059\u308c\u3070\u3088\u3044\u304b\u3092\u77e5\u308b\u306b\u306f\u3069\u3046\u3059\u308c\u3070\u3088\u3044\u3067\u3059\u304b\uff1f<\/strong>
\nA: The slip clutch torque rating on a PTO shaft with slip clutch should be selected to match the gearbox input torque rating specified by the tiller manufacturer. For Category 3 (40 HP) tillers, the 900 NM clutch is appropriate. For Category 4 (60 HP) tillers, a 1,500 NM clutch is specified. For Category 5 (90 HP) heavy-duty tillers, the 1,500 NM or 1,700 NM options apply depending on the exact assembly. Setting the clutch torque too low causes nuisance slipping during normal tilling; too high and the clutch provides no protection. CMN’s technical team can confirm the correct clutch torque rating for your exact tiller model.<\/p>\nQ: Is CMN Transmission’s PTO shaft a direct replacement for Walterscheid PTO shaft assemblies on John Deere tillers?<\/strong>
\nA: Yes. CMN Transmission’s assemblies for the John Deere 647, 655, 665, 673, and 681 tiller series are dimensionally compatible with Walterscheid OEM assemblies and are designed as a direct replacement for Walterscheid PTO shaft configurations. The 1.375-inch, 6-spline yoke specification at both ends matches the tractor stub and tiller gearbox input exactly. Operators have reported direct-fit installation without any adapter, machining, or modification. Dimensional drawings are available upon request to confirm fitment before ordering, which CMN recommends for fleet purchasing decisions.<\/p>\nQ: PTO\u30b7\u30e3\u30d5\u30c8\u306e\u30e6\u30cb\u30d0\u30fc\u30b5\u30eb\u30b8\u30e7\u30a4\u30f3\u30c8\u3068\u4f38\u7e2e\u90e8\u5206\u306b\u306f\u3001\u3069\u306e\u304f\u3089\u3044\u306e\u983b\u5ea6\u3067\u30b0\u30ea\u30b9\u3092\u5857\u5e03\u3059\u308c\u3070\u3088\u3044\u3067\u3059\u304b\uff1f<\/strong>
\nA\uff1aCMN\u306f\u30018\u6642\u9593\u3054\u3068\u306bPTO\u30b7\u30e3\u30d5\u30c8\u306e\u30e6\u30cb\u30d0\u30fc\u30b5\u30eb\u30b8\u30e7\u30a4\u30f3\u30c8\u30cb\u30fc\u30c9\u30eb\u30d9\u30a2\u30ea\u30f3\u30b0\u30af\u30ed\u30b9\u306b\u3001\u30b0\u30ea\u30fc\u30b9\u30cb\u30c3\u30d7\u30eb\u304b\u3089EP2\u30ea\u30c1\u30a6\u30e0\u8907\u5408\u30b0\u30ea\u30fc\u30b9\u3092\u6ce8\u5165\u3057\u3001\u30d9\u30a2\u30ea\u30f3\u30b0\u30b7\u30fc\u30eb\u304b\u3089\u65b0\u3057\u3044\u30b0\u30ea\u30fc\u30b9\u304c\u51fa\u3066\u304f\u308b\u307e\u3067\u30b0\u30ea\u30fc\u30b9\u3092\u5857\u5e03\u3059\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u3066\u3044\u307e\u3059\u3002\u96c6\u4e2d\u7684\u306b\u4f7f\u7528\u3059\u308b\u671f\u9593\u4e2d\u306f\u3001\u4f5c\u696d\u958b\u59cb\u6642\u306b\u4f38\u7e2e\u30b9\u30d7\u30e9\u30a4\u30f3\u90e8\u5206\u3092\u6e05\u6383\u3057\u3001\u30b0\u30ea\u30fc\u30b9\u3092\u5857\u5e03\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u306f\u3001\u3042\u3089\u3086\u308b\u8fb2\u696d\u7528PTO\u30b7\u30e3\u30d5\u30c8\u306e\u8010\u7528\u5e74\u6570\u3092\u5ef6\u3070\u3059\u4e0a\u3067\u6700\u3082\u52b9\u679c\u7684\u306a\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u65b9\u6cd5\u3067\u3059\u3002\u30b7\u30e3\u30d5\u30c8\u306e\u65e9\u671f\u6545\u969c\u306e\u307b\u3068\u3093\u3069\u306f\u3001\u30af\u30ed\u30b9\u30ad\u30c3\u30c8\u30d9\u30a2\u30ea\u30f3\u30b0\u3068\u4f38\u7e2e\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u306e\u6f64\u6ed1\u304c\u4e0d\u5341\u5206\u307e\u305f\u306f\u4e0d\u898f\u5247\u3067\u3042\u308b\u3053\u3068\u306b\u76f4\u63a5\u8d77\u56e0\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\nQ: CMN Transmission\u306f\u3001\u6a19\u6e96\u4ee5\u5916\u306e\u9577\u3055\u3084\u30e8\u30fc\u30af\u69cb\u6210\u306e\u30ab\u30b9\u30bf\u30e0PTO\u30b7\u30e3\u30d5\u30c8\u3092\u63d0\u4f9b\u3067\u304d\u307e\u3059\u304b\uff1f<\/strong>
\nA: Yes. Custom PTO shaft configurations are a core part of CMN Transmission’s service offering. Non-standard PTO shaft length, alternative spline profiles, different end yoke bore sizes, modified clutch torque settings, and private-label assembly are all supported. The technical team will work through your specific application requirements, provide a dimensional drawing for review, and confirm a prototype lead time before committing to a production order. Minimum order quantities for custom configurations are negotiable depending on the degree of modification required. Contact CMN’s sales team with your tractor model, PTO horsepower, implement model, and any dimensional constraints.<\/p>\nQ: \u30b8\u30e7\u30f3\u30c7\u30a3\u30a2673\u304a\u3088\u3073681\u30d8\u30d3\u30fc\u30c7\u30e5\u30fc\u30c6\u30a3\u30fc\u8015\u3046\u3093\u6a5f\u30e2\u30c7\u30eb\u306b\u306f\u3001\u3069\u306e\u3088\u3046\u306aPTO\u30b7\u30e3\u30d5\u30c8\u30b5\u30a4\u30ba\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u304b\uff1f<\/strong>
\nA: The John Deere 673 and 681 are the larger, heavier-duty models in the range and are typically powered by tractors in the 60-90 HP class. The appropriate PTO shaft sizes for these models are SIZE 6 (Category 4, 60 HP, 1,500 NM clutch) for mid-range tractor applications, or SIZE 8 and the 2500 series (Category 5, 90 HP, up to 1,700 NM clutch) for high-horsepower applications. Both tubular and splined configurations are available at these sizes. CMN recommends confirming the tractor’s actual drawbar horsepower and PTO output before selecting the size category.<\/p>\nQ\uff1aPTO\u30b7\u30e3\u30d5\u30c8\u30a2\u30bb\u30f3\u30d6\u30ea\u306b\u306f\u5b89\u5168\u30ac\u30fc\u30c9\u304c\u4ed8\u5c5e\u3057\u3066\u3044\u307e\u3059\u304b\uff1f\u307e\u305f\u3001CE\u898f\u683c\u306b\u6e96\u62e0\u3057\u3066\u3044\u307e\u3059\u304b\uff1f<\/strong>
\nA\uff1a\u306f\u3044\u3002\u30b8\u30e7\u30f3\u30c7\u30a3\u30a2\u88fd\u30ed\u30fc\u30bf\u30ea\u30fc\u8015\u3046\u3093\u6a5f\u7528\u306eCMN\u30c8\u30e9\u30f3\u30b9\u30df\u30c3\u30b7\u30e7\u30f3\u88fd\u30d8\u30d3\u30fc\u30c7\u30e5\u30fc\u30c6\u30a3\u30fcPTO\u30b7\u30e3\u30d5\u30c8\u30a2\u30bb\u30f3\u30d6\u30ea\u306f\u3059\u3079\u3066\u3001\u5168\u9577\u4f38\u7e2e\u5f0fPTO\u30b7\u30e3\u30d5\u30c8\u30ac\u30fc\u30c9\u3068\u30a2\u30f3\u30ab\u30fc\u30c1\u30a7\u30fc\u30f3\u304c\u4ed8\u5c5e\u3057\u3066\u3044\u307e\u3059\u3002\u30ac\u30fc\u30c9\u3068\u30a2\u30bb\u30f3\u30d6\u30ea\u5168\u4f53\u306fCE\u8a8d\u8a3c\u3092\u53d6\u5f97\u3057\u3066\u304a\u308a\u3001\u56de\u8ee2\u99c6\u52d5\u7cfb\u4fdd\u8b77\u306b\u95a2\u3059\u308bEU\u6a5f\u68b0\u6307\u4ee42006\/42\/EC\u306e\u8981\u4ef6\u306b\u6e96\u62e0\u3057\u3066\u3044\u307e\u3059\u3002CE\u8a8d\u8a3c\u66f8\u306f\u3054\u8981\u671b\u306b\u5fdc\u3058\u3066\u63d0\u4f9b\u3055\u308c\u3001\u5927\u91cf\u51fa\u8377\u6642\u306b\u540c\u68b1\u3055\u308c\u307e\u3059\u3002EU\u57df\u5916\u306e\u30aa\u30da\u30ec\u30fc\u30bf\u30fc\u306e\u5834\u5408\u3067\u3082\u3001\u30ac\u30fc\u30c9\u306f\u30aa\u30da\u30ec\u30fc\u30bf\u30fc\u306e\u5b89\u5168\u3092\u78ba\u4fdd\u3059\u308b\u4e0a\u3067\u975e\u5e38\u306b\u91cd\u8981\u3067\u3042\u308a\u3001\u3059\u3079\u3066\u306e\u5703\u5834\u4f5c\u696d\u4e2d\u306f\u88c5\u7740\u3057\u305f\u307e\u307e\u306b\u3057\u3066\u304a\u304f\u3053\u3068\u3092\u5f37\u304f\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\nQ: \u8015\u3046\u3093\u6a5f\u306e\u4fdd\u8b77\u306b\u95a2\u3057\u3066\u3001PTO\u30b7\u30e3\u30d5\u30c8\u306e\u305b\u3093\u65ad\u30dc\u30eb\u30c8\u8a2d\u8a08\u306f\u6469\u64e6\u5f0f\u30b9\u30ea\u30c3\u30d7\u30af\u30e9\u30c3\u30c1\u3068\u6bd4\u3079\u3066\u3069\u3046\u3067\u3059\u304b\uff1f<\/strong>
\nA: A PTO shaft shear bolt (also known as a shear pin PTO shaft) design uses a sacrificial bolt that fractures under overload to protect the driveline. While inexpensive, shear bolt systems require the operator to stop, replace the bolt, and restart, which interrupts workflow and can lead to continued operation with the wrong grade of bolt substituted in the field. The slip clutch PTO shaft design used on CMN’s assemblies slips automatically and re-engages without stopping the tractor, providing far better operational efficiency. For commercial tilling operations covering large areas, the friction slip clutch is the strongly preferred overload protection method due to its reset-free operation and consistent torque threshold.<\/p>\nQ\uff1aCat4\u3068Cat5\u306e\u7b49\u901f\u30b7\u30e3\u30d5\u30c8\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/strong>
\nA: Cat4 and Cat5 refer to the PTO shaft category classification used in European and international standards, indicating the torque and power capacity of the driveline assembly. Cat4 covers applications up to approximately 100 kW (135 HP) and is suitable for medium to large-sized tillers. Cat5 extends to higher power and torque levels for the heaviest agricultural implements. In the context of the John Deere 647, 655, 665, 673, and 681 tiller series, both categories are represented in the available assembly sizes, from the compact SIZE 4 at 40 HP up to the heavy 2500-series assemblies at 90 HP and 1,700 NM. CMN’s technical team can confirm which category applies to your exact power and torque requirement.<\/p>\n![\"\u30b8\u30e7\u30f3\u30c7\u30a3\u30a2\u88fd\u30ed\u30fc\u30bf\u30ea\u30fc\u30c6\u30a3\u30e9\u30fc\u7528PTO\u30b7\u30e3\u30d5\u30c8\"](\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/04\/PTO-Shaft-for-John-Deere-Rotary-Tiller-11.webp\")
<\/p>\n
\u304a\u5ba2\u69d8\u306e\u58f0<\/h2>\n
\u30de\u30fc\u30ab\u30b9\u30fb\u30db\u30ea\u30f3\u30b0\u30b9\u30ef\u30fc\u30b9\u3001\u8fb2\u5834\u7ba1\u7406\u8005\u3001\u30a2\u30e1\u30ea\u30ab\u5408\u8846\u56fd<\/strong>
\n“Been running a John Deere 665 tiller on our 85-acre operation in Iowa for about six years now. The original Walterscheid shaft finally gave out last spring, right at the start of corn planting season. Ordered a SIZE 6 FF4 assembly from CMN Transmission and it arrived in four business days. Slid straight onto the 1.375-6 spline on our 60 HP Kubota without any issues whatsoever. About 120 hours in now across two seasons and the slip clutch feels exactly as it should, smooth engagement, no chatter. Build quality is noticeably better than the previous unit, especially the guard tube which is thicker and better secured. Will be ordering from CMN again when the time comes.”<\/p>\n\u30cf\u30d3\u30a8\u30eb\u30fb\u30e2\u30e9\u30ec\u30b9\u3001\u30b9\u30da\u30a4\u30f3\u8fb2\u696d\u5354\u540c\u7d44\u5408\u30de\u30cd\u30fc\u30b8\u30e3\u30fc<\/strong>
\n“We operate a fleet of eight tillers across our vegetable cooperative in Almeria, Spain, mostly on compact 50-55 HP tractors. I contacted CMN’s technical department about finding the right SIZE 6 splined assembly for our short-hitch setups and they responded the same day with a dimensional drawing and confirmation of the correct shaft length for our specific tractor models. We ordered six units at once and they shipped from Korea within a week. The CE certification documentation came with the shipment, which we need for our equipment records. Three months of intensive use on sandy loam and clay soils, no failures, no vibration issues. The price was about 35% below what we were paying the local dealer for equivalent branded shafts. Very satisfied and will continue to order.”<\/p>\n\u30af\u30e9\u30a6\u30b9\u30fb\u30d0\u30a6\u30a2\u30fc\u3001\u90e8\u54c1\u8f38\u5165\u696d\u8005\u3001\u30c9\u30a4\u30c4<\/strong>
\n“I import agricultural machinery parts for distribution in Germany and Austria, so I deal with a lot of different PTO shaft suppliers. CMN’s pricing is very competitive for the quality level, and the ISO documentation is properly in order, which matters for EU import. I ordered a mixed pallet of SIZE 4, SIZE 6, and SIZE 8 tubular assemblies plus matching splined versions for trial last quarter. Build quality is consistent across the batch, heat treatment looks correct on cut samples, and the u-joint cross-kits are smooth with no detectable roughness in the needle bearings. My only minor feedback is that packaging could be improved for ocean freight to prevent paint scuffing, but the components themselves arrived in perfect functional condition. Rating adjusted to 5 stars once packaging is improved.”<\/p>\n\u30d6\u30ec\u30f3\u30c0\u30f3\u30fb\u30a6\u30a9\u30eb\u30b7\u30e5\u3001\u5e02\u5834\u5712\u82b8\u5bb6\u3001\u30aa\u30fc\u30b9\u30c8\u30e9\u30ea\u30a2<\/strong>
\n“Good product, very fast shipping to Australia. I was skeptical ordering from Korea but the whole process was smooth. Needed a replacement 540 PTO shaft for my John Deere 647 tiller, which I use for market gardening on about 12 acres in Victoria. The SIZE 4 assembly with 900 NM slip clutch was exactly what I needed for the 40 HP category. Fitted it myself in about 20 minutes, no drama. I’ve been using it for one full season through heavy clay soil and it hasn’t missed a beat. The slip clutch saved me twice when I hit hidden stumps in an old orchard block I was converting. Great value for the money, especially compared to what local dealers charge for OEM parts.”<\/p>\n\u30ed\u30c9\u30ea\u30b4\u30fb\u30d5\u30a7\u30ec\u30a4\u30e9\u3001\u30d6\u30e9\u30b8\u30eb\u3001\u6a5f\u5668\u7ba1\u7406\u8005<\/strong>
\n“CMN Transmission provided us with a custom PTO shaft solution that I couldn’t find anywhere else. We run 90 HP tractors on our sugarcane preparation plots in Sao Paulo state and needed the 2500-series assembly with the 4-disc clutch rated at 1,700 NM, but with a non-standard overall length due to our particular hitch configuration. CMN’s engineering team sent me a drawing for review within 48 hours, confirmed the modified dimensions, and delivered the parts in about three weeks. Performance in the field has been excellent. The 4-disc clutch handles the torque demands of heavy clay-loam soil preparation without any issues. We are now discussing a larger OEM order for the coming season. The level of technical support from this supplier is exceptional for the price point.”<\/p>\n\u30e9\u30b8\u30a7\u30b7\u30e5\u30fb\u30d1\u30c6\u30eb\u3001\u8fb2\u696d\u90e8\u54c1\u8ca9\u58f2\u696d\u8005\u3001\u30a4\u30f3\u30c9<\/strong>
\n“I distribute farm equipment parts across central India and CMN Transmission has become one of my most reliable suppliers for PTO driveline shafts. The products are consistently well-made and arrive with complete documentation. Most importantly for my customers in Madhya Pradesh and Maharashtra, the shafts fit the John Deere tillers that are widely used here without any modification needed. I appreciate that CMN maintains such a large stock so I can always get quick turnaround. Pricing is very good compared to OEM replacement parts through the tractor dealers, which allows my customers to maintain their equipment affordably. I have been ordering from CMN for almost two years with no quality complaints from any of my resellers.”<\/p>\n\u30a2\u30d6\u30c9\u30a5\u30eb\u30a2\u30b8\u30ba\u30fb\u30e6\u30b9\u30dd\u30d5\u3001\u8fb2\u5834\u6240\u6709\u8005\u3001\u30a6\u30ba\u30d9\u30ad\u30b9\u30bf\u30f3<\/strong>
\n“Ordered a 1000 rpm PTO shaft conversion inquiry first, but after CMN explained that the John Deere 647 series tillers are designed for 540 RPM input, they guided me to the correct SIZE 8 assembly for my 90 HP case. That kind of honest technical advice is what builds trust with a supplier. The shaft arrived well-packaged, fully assembled with guard, and ready to install. Greased the u-joints and telescoping section before first use as recommended in the documentation. Now several hundred hours into the season across cotton and soybean fields in the Fergana Valley and no issues at all. The slip clutch has protected the gearbox at least four times this season. Excellent quality and service.”<\/p>\n\u30b8\u30a7\u30fc\u30e0\u30ba\u30fb\u30ab\u30de\u30a6\u3001\u6a5f\u5668\u8ca9\u58f2\u696d\u8005\u3001\u30b1\u30cb\u30a2<\/strong>
\n“We import and service agricultural equipment in Nairobi and have been searching for a reliable source of rotary tiller PTO shaft assemblies that don’t require waiting months for dealer stock replenishment. CMN Transmission solved that problem. First order was 10 units, mix of SIZE 6 and SIZE 8 assemblies for the John Deere tillers widely used in Kenya and Tanzania. All units passed our incoming inspection with no dimensional defects, and the first season feedback from customers has been very positive. The guards are sturdy and the clutch units arrived properly set. Logistics were smooth, just about three weeks from order to Nairobi. We have increased our standing order and are now recommending CMN to other dealers in the region.”<\/p>\n\u30b9\u30b3\u30c3\u30c8\u30fb\u30d8\u30f3\u30c0\u30fc\u30bd\u30f3\u3001\u5951\u7d04\u8fb2\u5bb6\u3001\u30cb\u30e5\u30fc\u30b8\u30fc\u30e9\u30f3\u30c9
\n“We operate a contract tilling service in the Canterbury Plains region and put serious hours on our equipment. Replaced both our Walterscheid shafts with CMN SIZE 8 splined assemblies last season after comparing pricing and certification. I was happy to find they are a direct dimensional match so no setup time was needed. We typically do 300-plus hours per season per machine, and both shafts are performing very well. The CV joint design handles the undulating Canterbury terrain better than I expected, noticeably less vibration at the larger hitch deflection angles we see on hilly blocks. The price saving over OEM replacement has been substantial across our two-machine fleet. Highly recommended for professional operators who need durability at a fair price.”<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"
CMN Transmission\u306e\u30b8\u30e7\u30f3\u30c7\u30a3\u30a2\u88fd\u30ed\u30fc\u30bf\u30ea\u30fc\u8015\u3046\u3093\u6a5f647\u3001655\u3001665\u3001673\u3001681\u7528\u306e\u9ad8\u8010\u4e45\u6027PTO\u30b7\u30e3\u30d5\u30c8\u3092\u304a\u8cb7\u3044\u6c42\u3081\u304f\u3060\u3055\u3044\u3002\u5f53\u793e\u306e\u30c8\u30e9\u30af\u30bf\u30fcPTO\u30c9\u30e9\u30a4\u30d6\u30b7\u30e3\u30d5\u30c8\u306f\u3001\u30c1\u30e5\u30fc\u30d6\u30e9\u30fc\u3068\u30b9\u30d7\u30e9\u30a4\u30f3\u306e\u4e21\u65b9\u306e\u69cb\u6210\u3067Cat4\/Cat5\u7b49\u901f\u30e1\u30a4\u30f3\u30b7\u30e3\u30d5\u30c8\u3092\u63a1\u7528\u3057\u3001540 RPM\u306740 HP\u304b\u308990 HP\u307e\u3067\u3092\u30ab\u30d0\u30fc\u3057\u307e\u3059\u3002\u5404540 PTO\u30b7\u30e3\u30d5\u30c8\u306b\u306f\u3001\u904e\u8ca0\u8377\u4fdd\u8b77\u3092\u78ba\u5b9f\u306b\u3059\u308b\u305f\u3081\u306b\u3001900 NM\u304b\u30891,700 NM\u306e\u5b9a\u683c\u306e\u7cbe\u5bc6\u6469\u64e6\u30b9\u30ea\u30c3\u30d7\u30af\u30e9\u30c3\u30c1\u304c\u4ed8\u5c5e\u3057\u3066\u3044\u307e\u3059\u3002ISO\u304a\u3088\u3073CE\u8a8d\u8a3c\u3092\u53d6\u5f97\u3057\u305f\u5f53\u793e\u306e\u8fb2\u696d\u7528PTO\u30b7\u30e3\u30d5\u30c8\u306f\u3001OEM\u4ed5\u69d8\u306b\u57fa\u3065\u3044\u3066\u88fd\u9020\u3055\u308c\u3066\u304a\u308a\u3001Walterscheid PTO\u30b7\u30e3\u30d5\u30c8\u3084\u305d\u306e\u4ed6\u306e\u4e3b\u8981\u30d6\u30e9\u30f3\u30c9\u306e\u76f4\u63a5\u4ea4\u63db\u54c1\u3068\u3057\u3066\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>","protected":false},"featured_media":6894,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[222,259],"product_tag":[232,228,242,234,233,226,229,261,235,243,225,230,260,231,224],"class_list":{"0":"post-6913","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-pto-shafts","7":"product_cat-pto-shaft-for-rotary-tiller","8":"product_tag-1000-pto-shaft","9":"product_tag-540-pto-shaft","10":"product_tag-agricultural-pto-shaft","11":"product_tag-custom-pto-shaft","12":"product_tag-heavy-duty-pto-shaft","13":"product_tag-pto-drive-shafts","14":"product_tag-pto-driveline-shaft","15":"product_tag-pto-shaft-for-rotary-tiller","16":"product_tag-pto-shaft-for-tractor","17":"product_tag-pto-shaft-manufacturers","18":"product_tag-pto-shafts","19":"product_tag-pto-shafts-for-sale","20":"product_tag-rotary-tiller-pto-shaft","21":"product_tag-tractor-pto-drive-shaft","22":"product_tag-tractor-pto-shaft","24":"first","25":"instock","26":"shipping-taxable","27":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/product\/6913","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/comments?post=6913"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/media\/6894"}],"wp:attachment":[{"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/media?parent=6913"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/product_brand?post=6913"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/product_cat?post=6913"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/product_tag?post=6913"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
![\"\u30b8\u30e7\u30f3\u30c7\u30a3\u30a2\u88fd\u30ed\u30fc\u30bf\u30ea\u30fc\u30c6\u30a3\u30e9\u30fc\u7528PTO\u30b7\u30e3\u30d5\u30c8\"](\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/04\/PTO-Shaft-for-John-Deere-Rotary-Tiller-1.webp\")
<\/p>\n![\"\u30ed\u30fc\u30bf\u30ea\u30fc\u30c6\u30a3\u30e9\u30fc\u7528PTO\u30b7\u30e3\u30d5\u30c8\"](\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/04\/0_PTO-Shaft-for-Rotary-Tiller-2.webp\")
![\"\u30ed\u30fc\u30bf\u30ea\u30fc\u30c6\u30a3\u30e9\u30fc\u7528PTO\u30b7\u30e3\u30d5\u30c8\"](\"https:\/\/korea-transmission.com\/wp-content\/uploads\/2026\/04\/0_PTO-Shaft-for-Rotary-Tiller-3.webp\")
<\/p>\n