A4570300140
Crankshaft Sprocket
Detroit Diesel

The crankshaft front bearing is fundamental to supporting the main rotating component of the engine, ensuring smooth and stable operation. This kit includes both upper and lower halves, providing a complete solution for replacing worn or damaged bearings. Proper bearing function minimizes friction and prevents excessive engine vibration, which can lead to premature wear or failure of other engine parts. Designed to withstand high loads and temperatures, this bearing set is essential for maintaining proper crankshaft alignment and engine timing. Correct installation is critical to avoid catastrophic engine damage. Sourcing this part from Source One Parts Center ensures you receive a reliable, OEM-standard component that contributes to the longevity and efficient operation of your heavy-duty engine, especially in demanding conditions.