52KH1112P320
Differential Pinion Bearing Spacer
Mack

This precision-engineered spacer is designed to maintain proper positioning of the pinion bearing within the differential assembly. Accurate spacing is critical for ensuring correct gear alignment, which directly impacts the longevity and smooth operation of the drivetrain. The spacer's durable construction withstands the stresses of heavy-duty use, reducing the risk of premature wear or failure. Proper installation of this component helps optimize gear contact patterns, minimizing noise and vibration. It is an essential part for maintaining differential integrity and performance. Source One Parts Center supplies this component to support your vehicle’s drivetrain reliability.