Our unique ELECTRA GEAR® aluminum gear reducer line is the most extensive of its kind in North America, incorporating a design that provides features in a robust aluminum single piece housing. ELECTRA GEAR® aluminum reducers are a lightweight, yet durable alternative to today's cast iron and stainless steel models and are available off the shelf or customized to your exact specifications. Grove Gear® ELECTRA GEAR® Worm Gear Reducer, Right Angle Single Reduction, Series: EL Series, 40:1 Gear Ratio, 2.251 HP Input, 1.72 HP Output, C-Face Coupling Input, Hollow Bore Output, 5/8 in Dia Input, 1-7/16 in Dia Output, 43 RPM Output Maximum Speed, 1750 RPM Input Maximum Speed, 2477 in-lb Output, 3 in Centre Distance, 3/16 x 3/32 in Input, 3/8 x 3 in Output Keyway, PAG Synthetic Oil Lubrication, Shaft Mount, Aluminum