Cotta speed reducer

Model SR700 is a heavy duty reduction gear available in engine rotation (SR700E) or anti-engine rotation (SR700A). A clutch and bell housing is included for mounting to an engine for a compact package with proper alignment. The gears are helical and carburized for ultimate strength and endurance. Gears are designed per AGMA specifications. The bearings are anti-friction and the case is cast iron. A wide variety of ratios are available in either direction of rotation.

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CAPACITY (nominal input torque): 650 lb. ft.


RATIOS: 1.43, 1.55, 1.67, 1.80, 1.95


CLUTCHES: SP211, SP114, SP214, pilot bearing provided to meet engine specifications

OUTPUT SHAFT: 3.000" diameter, 5.5" long 3/4 x 3/8 keyway

REAR SUPPORT: 6 holes on a 10.125" B.C. for customer’s support plate

LUBRICATION: Splash, 7 quarts sump capacity

WEIGHT: 560 lbs

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