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Weller Truck Parts · Hardware & Fasteners
2538
In stock · ships from Knoxville
The 2538 is a retainer for the main drive gear bearing in Eaton Fuller heavy‑duty manual transmissions.
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This small, stamped‑steel component fits into the transmission case to lock the bearing in place, prevent axial movement, and maintain proper gear alignment. It is typically replaced during a transmission overhaul or when the original retainer becomes worn, cracked, or distorted, which can cause bearing noise, oil leaks, and eventually bearing failure. According to [maximinc.com](https://www.maximinc.com/part-149031-retainer-ful2538), the Fuller part number FUL2538 is described as “RETAINER MAIN DRIVE GEAR BRG.” Always verify the exact transmission model before ordering.
Part Number: 2538
RETAINER
Vendor: Weller Truck Parts
Dealer: KP Services Crossville
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