This is a A-155623A Muffler PN: 155623AMain Description As Following : A-155623A Muffler P.N: 155623A Vertical / Round Body - 4 1/4" Shell DiameterDim A (1): A: 4 1/4" INLET LENGTHDim B (2): B: 2 3/8" INLET I.D.Dim C (3): C: 20" SHELL LENGTHDim D (4): D: 4 1/2" OUTLET LENGTHDim E (5): E: 2 1/2" OUTLET O.D.Dim F (6): F: 29" OVERALL LENGTH Crossed From: EW164079A , , OL-6 STANLEY MUFFLER , 5717-1207 , , 6128-80328 JOHN DAY Found in Section & Models : Mufflers/Exhaust Pipes > Mufflers, White/ Oliver/ Mpl Moline TRACTOR: 1550 (W/ GAS OR DIESEL ENGINE), White/ Oliver/ Mpl Moline TRACTOR: 1600 (W/ GAS OR DIESEL ENGINE), White/ Oliver/ Mpl Moline TRACTOR: 1650 (W/ GAS ENGINE), White/ Oliver/ Mpl Moline TRACTOR: 770 (W/ GAS OR DIESEL ENGINE), White/ Oliver/ Mpl Moline TRACTOR: 880 (W/ GAS OR DIESEL ENGINE) Associated Items : A-CL212, A-RC3 Also A-FRM-OLLATE, A-OL-O-1550, A-OL-P-15501555, A-OL-S-15501555, A-SMO202, A-FRM-IHOL, A-OL-O-LDR1600, A-OL-O-1600GLPD, A-OL-P-LDR1600, A-OL-P-16001650, A-OL-S-1600, A-SMO202, A-FRM-OLLATE, A-OL-O-LDR1600, A-OL-O-1650, A-OL-P-LDR1600, A-OL-P-16001650, A-OL-P-1617BKH, A-OL-S-1650, A-SMO202 And : Vertical / Round Body - 4 1/4" Shell Diameter Dim A (1): A: 4 1/4" INLET LENGTH Dim B (2): B: 2 3/8" INLET I.D. Dim C (3): C: 20" SHELL LENGTH Dim D (4): D: 4 1/2" OUTLET LENGTH Dim E (5): E: 2 1/2" OUTLET O.D. Dim F (6): F: 29" OVERALL LENGTH