This is a A-AH87288 Muffler PN: AH87288Main Description As Following : A-AH87288 Muffler P.N: AH87288 Horizontal / Round Body - 7" Shell DiameterDim A (1): A: 4" INLET LENGTHDim B (2): B: 3 1/2" INLET I.D.Dim C (3): C: 20" SHELL LENGTHDim D (4): D: 2 3/4" OUTLET LENGTHDim E (5): E: 3" OUTLET O.D.Dim F (6): F: 22 3/4" OVERALL LENGTH Crossed From: AMAH87288 , , AV103819 VAPORMATIC , DR-109 STANLEY MUFFLER , 1417-3904 , Found in Section & Models : Mufflers/Exhaust Pipes > Mufflers, John Deere COMBINE: 6600 (SN 305673>), John Deere COMBINE: 6602, John Deere COMBINE: 6602 HILLSIDE, John Deere COMBINE: 6620 (TURBO CHARGED), John Deere COMBINE: 6622, John Deere COMBINE: 7700 (TURBO CHARGED), John Deere COMBINE: 7720 (TURBO CHARGED) Associated Items : A-CL312 Also A-JD-O-OMH111330, A-JD-O-OMH120048, A-JD-O-OMH111330, A-JD-O-OMH120048 And : Horizontal / Round Body - 7" Shell Diameter Dim A (1): A: 4" INLET LENGTH Dim B (2): B: 3 1/2" INLET I.D. Dim C (3): C: 20" SHELL LENGTH Dim D (4): D: 2 3/4" OUTLET LENGTH Dim E (5): E: 3" OUTLET O.D. Dim F (6): F: 22 3/4" OVERALL LENGTH