3800968 | Genuine Cummins® Rear Crankshaft Oil Seal Kit

Functions: 
Performance: Proper sealing ensures that the engine can operate at optimal performance levels.
Protection: By preventing oil leaks, the seal helps to protect the engine from damage caused by oil starvation or contamination.
Oil retention: The seal prevents oil from leaking out of the engine through the rear of the crankshaft, preserving the engine's oil level and maintaining proper lubrication.

The rear oil seal ring is important for preventing oil leaks from the engine, ensuring proper lubrication levels and protecting the engine from damage due to lack of oil or contamination, thereby maintaining optimal engine performance.

Cummins® is an American corporation founded in 1919, specializing in engines, generators, and related technologies for automobiles, ships, and construction. Renowned for its innovations in diesel engines and hybrid technologies, Cummins is actively involved in developing alternative energy sources like electricity and hydrogen. With global leadership in engines and power devices for industries like trucks, agriculture, and construction, Cummins operates worldwide through a vast network of distributors and dealers across nearly 190 countries, guided by core values of integrity, diversity, excellence, caring, and teamwork.