1458-HM516414B
Bearing Cup with 5.375-inch Outer Diameter
Mack

This bearing cup features a precise 5.375-inch outer diameter, designed to support wheel bearings in heavy-duty truck axles. Its robust construction ensures smooth rotation and load distribution, which are critical for maintaining wheel alignment and reducing tire wear. The bearing cup's high-quality materials provide excellent resistance to wear, corrosion, and fatigue, extending service life even under demanding conditions. Proper installation of this component is essential for preventing axle and wheel assembly failures, thereby safeguarding vehicle safety and operational efficiency. Regular inspection and replacement of worn bearing cups help avoid costly repairs and downtime. Source One Parts Center supplies this bearing cup, emphasizing durability and precision engineering for reliable heavy-duty truck performance.