52KH155P280
Differential Pinion Bearing Spacer
Mack

This spacer is a key component in ensuring the proper positioning of the pinion bearing within the differential assembly. Its precise dimensions help maintain correct gear alignment, which is essential for smooth operation and reduced wear. Proper use of this spacer minimizes gear noise and enhances the efficiency of power transfer. Constructed from high-strength materials, it withstands the rigors of heavy-duty use, providing consistent support over time. Accurate installation of this part is critical for preventing differential failure and costly repairs. Source One Parts Center supplies this vital component, emphasizing quality and reliability for your truck's driveline system.