John Deere Original Equipment Muffler - TCA21021 KAWA 850 Muffler Specifications: Body Shape A, Muffler Outline Number 10, Tube Size - Smaller 1.125IN, Tube Type - Smaller 02, Tube Size - Larger 1.250IN, Tube Type - Larger 09, Body Size 5.000IN, Body Size 0.00IN, Body Length 14.820IN, Aspirated (Y/N) N, Displacement 0.00 UNITY, Note C. Fits the following John Deere models: Z925A, Z930A, Z950A.