The Eaton Fuller Valve Insert, part number 4300810, is a manual transmission service component used in Eaton Fuller-equipped trucks. This insert cross-references to NAVISTAR 1693357C91, Mack 3088-4300810, and additional numbers including 4303615, 5302304, 4300810-SP, and SA937, making it a widely applicable replacement across multiple fleet configurations. Sold individually, it fits within the manual transmission shifter and valve circuit. Call us to confirm proper fit for your specific transmission model before ordering. Pro Gear and Transmission carries genuine Eaton Fuller parts for professional buyers and fleet maintenance operations.
Features
Genuine Eaton Fuller part number 4300810
Cross-references: NAVISTAR 1693357C91, Mack 3088-4300810, 4303615, 5302304, SA937, 4300810-SP
Alternate part numbers: 4300810SP, FUL-4300810, ZBF4300810, 3134605
Manual transmission valve insert, sold as individual unit (each)
Applies to Eaton Fuller manual transmission systems across multiple OEM platforms
