The Eaton Fuller 4304280 is the 1st gear for the mainshaft assembly, listed as item 6 in the mainshaft group across a wide range of FRLO and FRLOF series overdrive transmissions. Confirmed fitment spans eleven Eaton Fuller transmission models: FRLO-14410C-T2, FRLO-15410C-T2, FRLO-15410C, FRLO-16410C-T2, FRLO-16410C, FRLOF-14410C-T2, FRLOF-14410C, FRLOF-15410C-T2, FRLOF-15410C, FRLOF-16410C-T2, and FRLOF-16410C. This part supersedes earlier Eaton part number 4304121. It is referenced in Eaton Fuller kit numbers K-3578 and K-3579. Call us to confirm proper fit for your specific transmission serial number.
Features
1st gear position in the mainshaft assembly
Supersedes Eaton Fuller part number 4304121
Referenced in kit numbers K-3578 and K-3579
Fits eleven FRLO and FRLOF series transmission models including 14410C, 15410C, and 16410C variants
Genuine Eaton Fuller OEM part, sold by Pro Gear and Transmission
