Parts list: № Number Qty Name Options 1 T77857 4 O-Ring 12.421 X 1.778 mm (0.489" X 0.070") 2 AL161147 1 Oil Line 3 38H5069 1 Tee Fitting 4 AL160973 1 Hydraulic Hose 13/16" X 1955 mm (77") X 13/16" Next page: ST73172 AutoTrac™ Tractor Kit, Wiring Harness and Guard for Steering Angle Sensor, 7420, 7520 ST73160 AutoTrac™ Tractor Kit, Hydrostatic Steering Oil Lines, Cab, 7220, 7320, 7420, 7520 ST862438 AutoTrac™ Tractor Kit, 9X00T (PIN -902000) ST73150 AutoTrac™ Tractor Kit, SSU and Steering Input Harness, 7130, 7230, 7330, 7430, 7530 ST73197 AutoTrac™ Tractor Kit, Steering Pivot Assembly, 7715, 7815 (For Brazil) ST73230 AutoTrac™ Tractor Kit, Armrest Electrical, 8100, 8200, 8300, 8400 ST73203 AutoTrac™ Tractor Kit, Steering Flowmeter Assembly, 7015, 7020 Series ST73195 AutoTrac™ Tractor Kit, SSU Controller Harness, 7715, 7815 (For Brazil) ST73233 AutoTrac™ Tractor Kit, Steering Flowmeter Assembly, 8110, 8210, 8310, 8410 ST73190 AutoTrac™ Tractor Kit, Steering Valve Lines, 7715, 7815 (For Brazil)