The Eaton Fuller Countershift Gear Overdrive, part number 691951, is a genuine OEM transmission gear designed for Eaton Fuller overdrive-equipped transmissions. The countershift gear is a core rotating component in the transmission's countershaft assembly, transferring torque through the gear train during overdrive operation. Pro Gear and Transmission carries this Eaton Fuller part for fleet shops and independent mechanics sourcing direct-replacement drivetrain components. Call us to confirm this part number is the correct fit for your specific transmission model and configuration.
Features
Genuine Eaton Fuller OEM countershift gear
Part number 691951
Designed for Eaton Fuller overdrive transmission applications
Direct-replacement countershaft assembly component
Sold by Pro Gear and Transmission
