The Eaton Fuller Countershift Gear, part number 21217, is a genuine Eaton Fuller transmission component for heavy-duty applications. The countershift gear is a critical part of the transmission's gear train, transmitting drive from the input shaft to the mainshaft gear cluster. Pro Gear and Transmission stocks hard-to-find Eaton Fuller drivetrain components. Call us to confirm this is the correct part for your transmission before ordering.
Features
Genuine Eaton Fuller transmission component
Part number 21217
Countershift gear for heavy-duty truck transmissions
Direct OEM replacement part
Sold by Pro Gear and Transmission
