Power Steering - Power-Assisted Recirculating Ball: Description
NOTE:
140 models may have power steering as optional equipment. Power steering is standard on 164 models.
This power steering unit is a ZF recirculating ball and nut type. Main components of this system are the steering gear, power pump, and fluid reservoir (with filter). In addition to the mechanical gear, the power cylinder and control valves are built into the gear housing.