75HP Gearbox RW-610, Smooth 1-3/8 Input Shaft


$250.99 EA

This rotary cutter gearbox can provide a high powered operation to your 5 ft., 6 ft., and 7 ft. rotary cutters. It runs at 75 HP and has a smooth shaft that measures 1-3/8 in. The housing construction is extremely durable, constructed from ductile iron.

Availability: In Stock -

Gearboxes work to administer a transfer of speed and torque through their internal gear rotation, helping the overall performance of your rotary cutter. This RW-610 gearbox operates at 75 HP. The housing is constructed from durable ductile iron and the smooth input shaft measures 1-3/8 in. It has a beveled type of gear, with the gear ratio measuring 1:1.46. Designed for use with 5 ft., 6 ft., and 7 ft. rotary cutters, this rotary cutter gearbox has 4 bolt holes measuring 3/4 in. on an 8 in. bolt pattern for installment.


  • Gearbox RW-610
  • Horsepower: 75
  • For 5 ft., 6 ft., and 7 ft. rotary cutters
  • Come with the castellated nut and the carrier hub for the stump jumper (if needed)
  • Housing construction: Ductile iron
  • Input shaft: 1-3/8 in.
  • Smooth shaft
  • Gear ratio: 1:1.46
  • Gear type: Bevel gear
  • Bolt holes: 4, with 3/4 in. diameter
  • Bolt pattern: 8 in.
  • Output shaft 2" 15 Spline
  • For castle nut use ASC # 102241 - 1" Castle Nut

Check out our selection of Rotary Mower Parts & Gearboxes

Grizzly 75HP GEARBOX SMOOTH INPUT SHAFT in Rotary Mower Parts and Farm Machinery Parts at Agri Supply ®.

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CategoryNumber: 1900059