Muffler

New Muffler. Replaces R21827R

A: 4 1/2" INLET LENGTH B: BACK PLATE C: 14 1/2" SHELL LENGTH  D: 5" OUTLET LENGTH  E: 2 1/4" OUTLET O.D  F: 24 1/2" OVERALL LENGTH. Center to Center 3-1/8" On Slotted Holes. (2-3/4" Slot To Slot At It's Closest).  Mounting holes 3/8" X 5/8" Slotted. Outside Diameter 3-7/8" Square. 

FITS TRACTORS: JOHN DEERE B, 50, 520, 530