20706151
Engine Connecting Rod Bearing
Mack

This bearing is a critical component in the engine's internal lubrication system, reducing friction between the connecting rod and crankshaft. Its precise engineering ensures smooth rotation and maintains proper clearance, which is vital for engine efficiency and longevity. The bearing's material composition provides excellent wear resistance and thermal stability, essential for high-stress engine environments. Proper maintenance and timely replacement prevent engine knocking, excessive wear, and potential catastrophic failure. This part plays a fundamental role in maintaining optimal engine performance, fuel economy, and reduced emissions. Source One Parts Center offers this high-quality bearing, supporting engine rebuilds and repairs for heavy-duty trucks with confidence.