This is a A-579012M92 Tank, Fuel PN: 579012M92Main Description As Following : A-579012M92 Tank, Fuel P.N: 579012M92 Dim A (1): 29 3/8" Overall LengthDim B (2): 26 1/8" Mounting Holes Found in Section & Models : Engine Parts > Fuel System Parts, Massey Ferguson INDUSTRIAL/CONSTRUCTION: 40B (S/N 9A282759->), Massey Ferguson INDUSTRIAL/CONSTRUCTION: 50C (S/N 9A282766->), Massey Ferguson INDUSTRIAL/CONSTRUCTION: 50D, Massey Ferguson TRACTOR: 255 (S/N 9A282760->), Massey Ferguson TRACTOR: 265 (S/N 9A282759->), Massey Ferguson TRACTOR: 275 (S/N 9A284893->) Associated Items : New Also A-MH-O-MF40BTLB, A-MH-P-MF40B, A-MH-P-MF54A, A-MH-S-MF40BTLB, A-MH-O-MF50CTLB, A-MH-P-MF50C, A-MH-P-MF54A, A-MH-S-MF50CTLB, A-MH-O-MF50D, A-MH-P-MF50DIND, A-MH-S-MF50CTLB, A-MH-O-MF255265, A-MH-P-MF255, A-MH-S-MF255, A-MH-O-MF255265, A-MH-O-MF265275, A-MH-P-MF265, A-MH-P-MF265LATE, A-MH-S-MF255, A-MH-O-MF265275 And : Dim A (1): 29 3/8" Overall Length Dim B (2): 26 1/8" Mounting Holes