King Kutter Cutter, Mower & Tiller Gearbox Parts

Shop gearbox parts for King Kutter rotary cutters, finish mowers, and rotary tillers. Broken Tractor stocks complete gearbox assemblies, input shafts, output shafts, gears, bearings, seals, gaskets, and hardware for 40HP, 60HP, and 80HP gearboxes as well as tiller top gearboxes and side gearboxes.

Fits Models At A Glance:

• 40HP Gearbox Equipment: XB Series 48" Rotary Mower, 4', 5', 5.5', 6' Rotary Cutters, 4', 5', 6', 7' Finish Mowers, 4', 5', 6' Flex Hitch Finish Mowers
• 60HP & 80HP Gearbox Equipment: 5', 6', 7' Rotary Cutters, 6', 7' Heavy-Duty Rotary Cutters
• Tiller Top Gearbox Equipment: TG Series, TG-G Series, RTG Series Rotary Tillers

Key Notes:

• 40HP Gearbox Coverage: Complete gearbox assemblies (shear bolt and slip clutch styles), input shafts, input gears, output pinion shafts, ball bearings, oil seals, gaskets, snap rings, retainer rings, spacers, housing, bearing caps, vent plugs, and castle nuts
• Tiller Top Gearbox Coverage: Complete housings, input pinion shafts, output shafts, bevel gears, bearings (front, rear, output), seals, gaskets, shims, spacers, retainer rings, plugs, and drive shaft tubes
• Application: Power transfer from PTO to cutting blades or tiller tines — gearboxes convert horizontal PTO rotation to vertical blade or tine rotation

Why Choose Broken Tractor:

✅ 40HP, 60HP, 80HP, and Tiller Gearbox Parts In Stock

✅ Complete Assemblies and Individual Components Available

✅ Fast Shipping from U.S. Warehouses