52KH1112P350
Differential Pinion Bearing Spacer
Mack

This precision-machined spacer is critical for maintaining proper preload and alignment of the differential pinion bearing. Correct installation ensures smooth rotation of the pinion gear, reducing wear and preventing premature failure of the differential assembly. Proper spacing is essential for optimal gear contact and longevity of drivetrain components, directly impacting vehicle handling and reliability. The spacer’s durable construction guarantees consistent performance under heavy loads and challenging conditions. Regular inspection and replacement of this part can help prevent costly differential repairs and downtime. Source One Parts Center provides this high-quality spacer to support your drivetrain’s stability and performance.