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75-90HP Gearbox 1-3/4" 20 Spline Input & 15 Spline 2" Output Shaft 89753

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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-710-20S gearbox operates at 75-90 HP. The housing is constructed from durable ductile iron and the input shaft measures 1-3/4 in. with 20 splines. The gear ratio measures 1:1.46, and it is designed for use with 5 ft., 6 ft., and 7 ft. rotary cutters. The 15 spline output shaft measures 2 inches in diameter.

Input Shaft
Horsepower: 75-90
Max RPM 540
For 5 ft., 6 ft., and 7 ft. rotary cutters
The shaft can turn : Clockwise or Counter Clockwise
Both shaft length are  4-1/5 in.
Comes with the castellated nut and the carrier hub for the stump jumper (if needed)
20 spline
Hub for blade carrier is included
Housing construction: Ductile iron
Input shaft: 1-3/4 in.
20 Spline shaft
Gear ratio: 1:1.46
2 in. diameter, 15 Spline Output Shaft
Mounting Pattern:
(4) 3/4" holes
8" bolt pattern
5.5" clearance for output cap

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