8-12388-140-0
Diff (4.88:1) 21 Carrier
Isuzu

The rear differential is a critical component of the drivetrain system in Isuzu trucks, responsible for transmitting power from the engine to the wheels. This essential part ensures smooth and efficient operation of the vehicle, even under heavy loads or challenging driving conditions. By providing a secure and stable environment for the gears and bearings, the rear differential helps maintain optimal performance and prolongs the lifespan of the truck's drivetrain system. When shopping for a replacement rear differential, look no further than our OEM Isuzu parts selection.