This is a A-264126R92 Muffler PN: 264126R92Main Description As Following : A-264126R92 Muffler P.N: 264126R92 Vertical / Round Body - 4 1/4" Shell DiameterDim A (1): A: 4 3/4" INLET LENGTHDim B (2): B: 2 3/4" INLET I.D.Dim C (3): C: 15" SHELL LENGTHDim D (4): D: 6 1/2" OUTLET LENGTHDim E (5): E: 2 3/4" OUTLET O.D.Dim F (6): F: 26" OVERALL LENGTH Crossed From: IH-16 STANLEY MUFFLER Found in Section & Models : Mufflers/Exhaust Pipes > Mufflers, Case-IH INDUSTRIAL/CONSTRUCTION: TD18 (W/ DIESEL ENGINE), Case-IH INDUSTRIAL/CONSTRUCTION: W30 (W/ GAS ENGINE), Case-IH TRACTOR: F-20 (W/ GAS ENGINE), Case-IH TRACTOR: F-30 (W/ GAS ENGINE) Associated Items : A-CL234, A-RC7 Also A-IH-O-P25P29, A-IH-O-TD18, A-IH-O-TD18ATCH, A-IH-O-TD18DZR, A-IH-O-TD18182S, A-IH-P-HDTILL, A-IH-P-P25P29CC, A-IH-P-TD18, A-IH-P-TD18182, A-IH-P-100CC, A-IH-S-DSLPUMP, A-IH-S-HYDCL, A-IH-S-TD14-20, A-IH-S-TD18UD18, A-IH-O-W30, A-IH-P-W30, A-IH-S-SUPPF20, A-IH-C-DOMGENCAT, A-IH-C-MUSCLES, A-IH-C-1936FULL And : Vertical / Round Body - 4 1/4" Shell Diameter Dim A (1): A: 4 3/4" INLET LENGTH Dim B (2): B: 2 3/4" INLET I.D. Dim C (3): C: 15" SHELL LENGTH Dim D (4): D: 6 1/2" OUTLET LENGTH Dim E (5): E: 2 3/4" OUTLET O.D. Dim F (6): F: 26" OVERALL LENGTH