The Eaton Fuller countershaft drive gear, part number 4305903, is a genuine OEM manual transmission gear designed for heavy-duty applications. The countershaft, or countershift gear, transfers input shaft torque through the gear train and is a key internal component in Eaton Fuller manual transmissions. Call us to confirm proper fit for your specific transmission model and application.
Interchanges:
- 62890
- 62890HP
- EF62890
- EF62890HP
- FUL4305903
- HF4305903
- Fuller 20461
- Mack 3088-20461
- Mack 3088-4305903
- Navistar 591883C1
- Navistar 591883C2
- Fuller 19643
- Mack 4333-591883C2
- Navistar 591883
Features
Genuine Eaton Fuller OEM countershaft drive gear
Part number 4305903
Designed for Eaton Fuller heavy-duty manual transmissions
Countershaft gear type: drive, countershaft position
Sold individually (each unit)
Used in this Eaton Fuller model
