Manual Steering Gears - (GEMMER/ROSS) Worm & Roller: Description

Worm and roller type manual steering gear consists of a worm gear, sector shaft assembly and steering linkage. Worm gear, which is part of the input shaft, rotates on ball bearings. Roller, which rides on worm gear, is mounted to sector shaft. Sector shaft and roller assembly rotates as a unit in bushings or bearings mounted in lower part of housing. Rotation of worm gear is transmitted to sector shaft through roller assembly, and is then relayed to steering linkage through pitman arm.