The Eaton Cage and Cup Assembly, part number 128372, is a genuine Eaton differential component for heavy-duty truck applications. This assembly pairs the bearing cage with its matching cup, keeping bearing alignment and load distribution consistent within the differential. Eaton differential parts are built to OEM specifications, making 128372 a direct-fit replacement for the original unit. Pro Gear and Transmission carries genuine Eaton drivetrain components for professional buyers. Call us to confirm this is the correct part for your axle and differential configuration before ordering.
Features
Genuine Eaton differential component
Cage and cup supplied as a matched assembly
Designed to OEM fit and dimensional specifications
Direct replacement for original Eaton differential hardware
Call Pro Gear and Transmission to verify fitment for your specific axle
