The Eaton Fuller mainshaft gear for 1st and reverse, part number 237737, is a genuine OEM transmission component designed for Eaton Fuller manual transmissions. This mainshaft gear serves both the 1st speed and reverse positions, making it a critical internal drive component. Also referenced as HF237737. If you are sourcing this gear for a rebuild or field repair, Pro Gear and Transmission carries genuine Eaton Fuller drivetrain parts. Call us to confirm proper fitment for your specific transmission model and application.
Features
Genuine Eaton Fuller OEM mainshaft gear
Covers 1st speed and reverse gear positions
OEM part number 237737, also referenced as HF237737
Internal manual transmission component for Eaton Fuller gearboxes
Sold individually as a single unit
