For sale is a Cone Drive (Textron) Model MOU35B42-A1 Heavy-Duty Gear Reducer, Serial No.98314293-100-1. Model option: 18000001. 1000:1 Gear Reduction Ratio! 1,750 RPM Maximum input speed. 1-7/8" Diameter output shaft with key-way. 6-1/2" Diameter motor mount flange with 5-7/8" diameter bolt hole circle. 7-7/8" Diameter output flange with 6-3/4" diameter bolt hole circle. Comes equipped with Mayr Type 5/456.610.8 output coupling and flexible input coupling. NOTE: This gear reducer turns very smoothly by hand, and appears to be in excellent operating condition.