land vehicle power steering systems composed of electronic control modules, power steering valves, valve housings, solenoid valves, input shafts, sleeves, torsion bars, sleeve re-action springs, and sleeve damping pistons; components and parts for land vehicle power steering systems, namely, electronic control modules, power steering valves, valve housing, solenoid valves, input shafts, sleeves, torsion bars, sleeve re-action springs, and sleeve damping pistons

LAND VEHICLE STEERING SYSTEMS; COMPONENTS AND PARTS FOR LAND VEHICLE STEERING SYSTEMS NAMELY, ELECTRONIC CONTROL MODULES, STEERING VALVES (INCLUDING POWER STEERING VALVES), VALVE HOUSINGS, SOLENOID VALVES, INPUT SHAFT, SLEEVES, TORSION BARS, SLEEVE RE-ACTION SPRINGS, SLEEVE DRIVE CIRCLIPS AND SLEEVE DAMPING PISTONS