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Front Crankshaft Seal Kit Cummins 3925626 | 3921928, 3920404
High-quality front crankshaft seal service kit designed to prevent oil leaks and ensure optimal engine pressure for Cummins diesel engines.
Description
Cummins 3925626 Front Crankshaft Seal Service Kit
The Cummins 3925626 Front Seal Service Kit is a comprehensive solution for maintaining the front section of your heavy-duty diesel engine. This kit is specifically engineered to address wear at the crankshaft interface, preventing oil leaks that can lead to loss of engine pressure and potential component damage.
By replacing worn seals and installing a protective wear sleeve, this kit ensures a tight seal and smooth operation, extending the service life of the engine’s front cover and crankshaft. It is an essential maintenance component for commercial truck engines requiring reliable sealing performance.
Kit Components:
- Oil Seal (3921928): High-grade seal designed to prevent oil from escaping the front of the engine block.
- Wear Sleeve (3924986): Provides a fresh, smooth surface for the seal to ride on, repairing minor crankshaft wear and preventing future damage.
- Seal Installation Tool (3920405): Specialized tool included to ensure precise seating and prevent seal damage during the installation process.
Specifications:
- Weight: 0.276 lb
- Package Dimensions: 4.05 x 4.25 x 1.95 in
- Application: Front Engine Crankshaft (Automotive)


