MACK OE 38QC4122M OEM Matching Hydraulic Power Steering Pump Assembly with High-Strength Cast Pump Body and Precision Internal Rotor Structure

This 38QC4122M power steering pump is a precise OEM matching hydraulic component specially manufactured for MACK heavy-duty trucks, adopting high-strength cast pump body and precision internal rotor structure to deliver stable and consistent hydraulic output during long haul driving. Built with high temperature resistant internal sealing parts to effectively prevent oil leakage, it smoothly supplies hydraulic pressure to the steering system for lightweight, responsive steering operation, greatly reducing driving fatigue. The whole pump strictly follows original size and assembly standards for plug-and-play installation, capable of enduring extreme temperature, strong vibration and heavy load working conditions, effectively solving hard steering, abnormal noise and weak steering assist failures while offering long service life and reliable performance for daily fleet transportation.