This is a A-70268785 Muffler PN: 70268785Main Description As Following : A-70268785 Muffler P.N: 70268785 Vertical / Oval Body - 6" X 10" Shell DimensionDim A (1): A: 4" INLET LENGTHDim B (2): B: 3" INLET I.D.Dim C (3): C: 32 1/4" SHELL LENGTHDim D (4): D: 11 3/4" OUTLET LENGTHDim E (5): E: 3" OUTLET O.D.Dim F (6): F: 48" OVERALL LENGTH Replaces: 268785 ALLIS CHALMERS , A-70261795 ALLIS CHALMERS , 70261975 ALLIS CHALMERS , Crossed From: AC-20 STANLEY MUFFLER , AM70261975 , , 1617-2550 , , 6128-71928 JOHN DAY , 70261975 , , 79010625V AGCO Found in Section & Models : Mufflers/Exhaust Pipes > Mufflers, Allis-Chalmers TRACTOR: 7000 (W/ DIESEL ENGINE - SN 8553>), Allis-Chalmers TRACTOR: 7010 (W/ DIESEL ENGINE), Allis-Chalmers TRACTOR: 7020 (W/ DIESEL ENGINE), Allis-Chalmers TRACTOR: 7030 (W/ DIESEL ENGINE), Allis-Chalmers TRACTOR: 7040 (W/ DIESEL ENGINE), Allis-Chalmers TRACTOR: 7045 (W/ DIESEL ENGINE), Allis-Chalmers TRACTOR: 7050 (W/ DIESEL ENGINE), Allis-Chalmers TRACTOR: 7060 (W/ DIESEL ENGINE) Associated Items : A-CL300, A-RC4 Also This is An Aftermarket Product And : Vertical / Oval Body - 6" X 10" Shell Dimension Dim A (1): A: 4" INLET LENGTH Dim B (2): B: 3" INLET I.D. Dim C (3): C: 32 1/4" SHELL LENGTH Dim D (4): D: 11 3/4" OUTLET LENGTH Dim E (5): E: 3" OUTLET O.D. Dim F (6): F: 48" OVERALL LENGTH