The Fabco sun gear, part number 478301 or 478-30-1, is a genuine Fabco replacement gear for transfer case and steerable drive axle assemblies. Fabco is a recognized manufacturer of heavy-duty transfer cases and steerable drive axles used across a range of specialty truck and off-highway applications. Sun gears are central components in planetary gear sets, transmitting torque from the input through the planetary assembly. Sourcing the correct sun gear is critical to restoring proper drivetrain function. Call us to confirm this part fits your specific Fabco unit before ordering.
Features
Genuine Fabco sun gear replacement part
Part number 478301 or 478-30-1
Designed for Fabco transfer case and steerable drive axle planetary assemblies
Sun gear is a core component of the planetary gear set, handling torque transmission
Sold by Pro Gear and Transmission
