Shaft Mounted Speed Reducer is offered with case carburized hardened and ground gear teeth with optimal gear geometry, allowing maximum loading and efficiency torque output. The Reducer has compact design and robust casing. The Reducer has taper clamp shaft mounted gear units and has metallic double lip seals that prevent oil leakage and locking outside dirt. The Reducer is offered with accessories such as backstops, labyrinth seals, reducing bush kits, motor mounts etc. The Shaft Mounted Speed Reducer has drives for hydraulic motor mounts with/ without splines.