This is a A-DKN5230C Muffler PN: DKN5230CMain Description As Following : A-DKN5230C Muffler P.N: DKN5230C Vertical / Round Body - 4 1/4" Shell DiameterDim A (1): A: 9" INLET LENGTHDim B (2): B: 1 7/8" INLET I.D.Dim C (3): C: 17" SHELL LENGTHDim D (4): D: 9" OUTLET LENGTHDim E (5): E: 2" OUTLET O.D.Dim F (6): F: 35" OVERALL LENGTH Crossed From: FO-1 STANLEY MUFFLER , 100563 , , 1117-6000 , Found in Section & Models : Mufflers/Exhaust Pipes > Mufflers, Ford / New Holland TRACTOR: MAJOR (W/ 4 CYLINDER DIESEL ENGINE) Associated Items : A-CL200, A-RC2 Also This is An Aftermarket Product And : Vertical / Round Body - 4 1/4" Shell Diameter Dim A (1): A: 9" INLET LENGTH Dim B (2): B: 1 7/8" INLET I.D. Dim C (3): C: 17" SHELL LENGTH Dim D (4): D: 9" OUTLET LENGTH Dim E (5): E: 2" OUTLET O.D. Dim F (6): F: 35" OVERALL LENGTH