Bus synchronizer rings

gearboxes reducers drive shafts drive axles flywheel housings differentials gear shift forks rear axles gear shift cables gearbox housings clutch master cylinders clutches clutch plates gear shifters primary shafts retarders clutch slave cylinders joystick for gear shifts front axles throwout bearings central lubrication PTO u-joints secondary shafts synchronizer rings clutch baskets countershafts transmission oil coolers hanger bearings torque converters fluid couplings clutch forks transfer cases gear shafts other transmission spare parts