ONE NEW REPLACEMENT SILENCER FOR AFTERMARKET Fits Case IHK203563 & K304708 1594 1690 DIESEL Vertical Oval Body. 4″ x 8″ Body Dimension A (1) A: 14 1/2″ INLET LENGTH Dimension B (2) B: 2 1/4″ INLET DIAMETER Dimension C (3) C: 24″ BODY LENGTH Dimension D (4) D: 13 1/2″ OUTLET LENGTH Dimension E (5) E: 2 1/4″ OUTLET DIAMETER Dimension F (6) F: 50″ OVERALL LENGTH Weight: 16.00 lbs. Models this part fits: 1594 1690, 1690 Reference Numbers: 87524748, A-K304708, CA-28, K203563, K304708