Exact Replacement: Crankshaft Rear Oil Seal 3973745 4955566 5259499 for Cummins® QSB (and compatible models).
Discover the durability and precision of the KT® Crankshaft Rear Oil Seal, an essential component for Cummins® QSB engines. Designed to provide a reliable barrier against oil leaks, this seal ensures your engine remains sealed and lubricated. The robust construction is engineered to meet the high standards expected for heavy-duty applications.
The seal is compatible with part numbers 3973745, 4955566, and 5259499, ensuring a perfect fit for your engine. It's a direct replacement that doesn't require any modifications, making installation straightforward. With this oil seal, you're equipping your engine with a product that is recognized for its quality and performance.
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Why choose us?
With us, you'll find the exact replacement you need, and we also offer you the peace of mind of acquiring quality parts to ensure superior performance and durability. We're enthusiastic about providing you with an efficient shopping experience and the satisfaction of your investment.
Thank you, and may your success continue.