The Eaton Fuller mainshaft gear, part number 4305663, is a manual transmission mainshaft gear designed for Fuller 14609 Series transmissions. This part carries multiple cross-reference numbers including 4302381, 4302382, 4302383, and Mack-prefixed equivalents 3088-4302381, 3088-4302382, 3088-4302383, and 3088-4305663. Also referenced as EF67810HP and ZBF4302381. Sold individually, this is a direct Eaton Fuller part sourced through Pro Gear and Transmission. Call us to confirm the right mainshaft gear for your specific transmission build or gear position.
Features
Eaton Fuller OEM part number 4305663
Fits Fuller 14609 Series manual transmissions
Cross-references: 4302381, 4302382, 4302383 (Eaton Fuller) and 3088-4302381, 3088-4302382, 3088-4302383, 3088-4305663 (Mack)
Also cross-references EF67810HP, ZBF4302381, and 4302381-SP
Sold individually (one gear per order)
Genuine Eaton Fuller manual transmission mainshaft gear
