{"product_id":"40hp-gearbox-for-rc30-rotary-cutter-with-1-3-8-inc","title":"40HP RC30 Rotary Cutter Gearbox delivers reliable torque multiplication and matched speed for wide swaths, enabling smooth mowing on tractors, featuring a 1 3\/8 inch input and 12-spline CCW output for durable field and shop use","description":"\u003cdiv\u003e\n\u003cp\u003e40HP RC30 Rotary Cutter Gearbox, 1-3\/8 input (Single)\u003cbr\u003e\n✔️ 1:1.47 ratio, 1-3\/8 input, 12-spline output, CCW\u003c\/p\u003e \u003cp\u003eThis 40HP gearbox drives RC30 rotary cutters, providing reliable torque multiplication and matched speed for mowing wide swaths. It's a common fit for field and shop work on tractors with RC30-compatible decks, especially when using 5' or larger diameter cutters. The input shaft is 1-3\/8\" (35 mm) and the output is a 12-spline interface; four-bolt mounting is standard and blade carrier mounting nut and cotter pin are included.\u003c\/p\u003e \u003cp\u003e✅ Gear ratio: 1:1.47 speed-up for 5' and larger diameter rotary cutters\u003cbr\u003e\n✅ Input shaft: 1-3\/8\" (35 mm) smooth input\u003cbr\u003e\n✅ Output shaft: 12 tapered spline\u003cbr\u003e\n✅ Rotation: counterclockwise, 540 RPM\u003cbr\u003e\n✅ Power rating: 40HP at 540 RPM\u003cbr\u003e\n✅ Lubrication: ships dry; requires 16 oz of 80-90W gear lube\u003cbr\u003e\n✅ Mounting: four-bolt with blade carrier nut and cotter pin included\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a gearbox used for in rotary cutter systems and how does a 40HP RC30 gearbox help?\u003c\/p\u003e\nA handy overview shows why this kind of gear reducer matters in heavy cutting setups.\n- Torque multiplication lets you mow heavier loads without bogging down\n- Keeps cutter speed aligned with PTO for steady, clean cuts\n- Handy with RC30 decks and standard four-bolt mounting\n- Requires proper lubrication and checks for long life\n\u003c\/div\u003e","brand":"Bearings Canada","offers":[{"title":"Default Title","offer_id":52404377878847,"sku":"VXB08YSD6BJ2","price":567.5,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0887\/4750\/8031\/files\/40hp-gearbox-rc30-rotary-cutter-12-spline_1.jpg?v=1776648538","url":"https:\/\/bearingscanada.com\/products\/40hp-gearbox-for-rc30-rotary-cutter-with-1-3-8-inc","provider":"Bearings Canada","version":"1.0","type":"link"}