FUL K4657, Front Bearing Cover Kit (See Note) Specifications & Details
FUL K4657, Front Bearing Cover Kit (See Note) is a premium heavy-duty truck part manufactured by
Fuller.
Designed for durability and performance, it is a reliable replacement component for commercial trucks and fleets.
SKU: FUL/K4657
Front Bearing Cover Kit
NOTE: A-10004581 Hard Lock Input Shaft Cover cannot be used with transmissions built prior to June 26, 2023 (Trans SN ~ Z0341993/ZR019930) without an input shaft bearing change to hard lock bearing design (10004584).
10004584 is also found in K-4658.
| # | Description | P/N | QTY |
|---|---|---|---|
| 1 | Input Shaft Cover | A-10004581 | 1 |
| 2 | Input Shaft Seal | 4305625 | 1 |
| 3 | Input Shaft Cover Seal (NSS) | 10001578 | 1 |
About Fuller
Fuller is a trusted manufacturer of truck parts, known for OEM-level quality and reliability across Freightliner and other leading heavy-duty trucks.
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All Fuller parts sold by Duaparts include a 1-year manufacturer warranty, covering defects in materials and workmanship. For full details, please see our Warranty Policy.
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