A4720300940
Kit - Main Bearings
Detroit Diesel

This main bearings set is a critical component in the engine’s rotating assembly, responsible for supporting the crankshaft and allowing smooth rotation under heavy loads. The kit includes both upper and lower halves, engineered for precision fit and maximum durability. High-quality materials ensure resistance to wear, heat, and deformation, which are essential for engine longevity and reliability. Proper installation and regular maintenance of main bearings help prevent engine vibrations, reduce oil consumption, and avoid catastrophic failures. This set is ideal for engine rebuilds or repairs, restoring proper bearing clearance and alignment. For quality assurance, Source One Parts Center offers genuine, reliable parts that meet or exceed OEM standards, making them a trusted source for heavy-duty engine components.