52KH155P270
Differential Pinion Bearing Spacer
Mack

This component plays a vital role in the assembly of the differential, ensuring the pinion bearing is correctly positioned for optimal gear engagement. Its precise dimensions help maintain gear mesh, reducing noise and uneven wear. Built from high-strength materials, it withstands the demanding conditions typical of heavy-duty operation, providing consistent support over time. Correct installation of this spacer is essential for preserving driveline integrity and preventing costly repairs. It contributes significantly to smooth power transfer and the overall longevity of the differential. Source One Parts Center offers this critical part, prioritizing quality to support your truck’s performance.