Parts list: № Number Qty Name Options 1 SU20484 1 Gear Z=42, A Drive Range 2 SU20485 1 Gear Z=34, B Drive Range 3 SU20500 1 Bushing 4 SU20501 1 Bushing 5 SU20520 1 Gear Z=29, B Drive Range 6 SU20521 2 Splined Coupling 7 SU20940 2 Shift Collar 8 SU29356 2 Snap Ring Next page: ST320139 Oil Pump Assembly (440000 - ) ST318343 Hydraulic Suction Oil Line, PowrReverser™ (440000 - ) ST943861 Torsional Damper, Johhdeere (440000 - ) ST320147 PTO Shifter Assembly (440000 - ) ST320149 PTO Input Shaft, John Deere (440000 - ) ST1021265 Transmission, PowrReverser™, 12 x 12 ST320143 Differential Lock Assembly, John Deere (440000 - ) ST328795 PTO Control Valve, John Deere (440000 - ) ST318341 Drive Shaft (440000 - ) ST318342 Counter Shaft, John Deere (440000 - )