The Eaton Fuller Auxiliary Mainshaft, part number 4306305 or HF4306305, is a direct-replacement mainshaft for the auxiliary section of Eaton Fuller manual transmissions. This shaft measures 16.75 inches in length with a 4.375-inch diameter profile, making it a precisely dimensioned component for auxiliary section rebuilds. The auxiliary mainshaft carries torque through the range section of the transmission, and proper shaft dimensions are critical to correct gear engagement and bearing fit. Pro Gear and Transmission carries this genuine Eaton Fuller part. Call us to confirm proper fit for your specific transmission model before ordering.
Features
Genuine Eaton Fuller auxiliary mainshaft for manual transmission range section rebuilds
Part number 4306305, also referenced as HF4306305
16.75 inch shaft length
4.375 inch diameter profile
Direct OEM replacement for auxiliary section mainshaft service
Sold individually as a single unit
Tech Specs
- Part Number: 4306305
- Alternate Part Number: HF4306305
- Length: 16.75 in.
- Diameter: 4.375 in.
- Component: Auxiliary Mainshaft
- Sold As: Each
Used in these Eaton Fuller models
