Parts list: № Number Qty Name Options 1 AL166330 1 Hydraulic Hose 9/16" X 1890 mm (74-1/2") X 9/16" 2 T77814 2 O-Ring 7.645 X 1.778 mm (0.301" X 0.070") 3 38H5183 1 Elbow Fitting 4 L41536 1 O-Ring 13.400 X 2.100 mm (0.528" X 0.083") 5 L154438 1 Adapter Fitting 6 400R 1 Ball Next page: ST73156 AutoTrac™ Tractor Kit, Sequence Switch, 6320, 6420 ST73158 AutoTrac™ Tractor Kit, Wheel Angle Sensor Shield and Spacers, 7220, 7320, 7420, 7520 ST73159 AutoTrac™ Tractor Kit, Hydrostatic Steering Oil Lines, Cab, 7220, 7320, 7420, 7520 ST73162 AutoTrac™ Tractor Kit, Brake System W/O Hydraulic Trailer Brake, 7220 ST73167 AutoTrac™ Tractor Kit, Steering Control Valve Return Line to Tractor Brake, 7220, 7320, 7420, 7520 ST73151 AutoTrac™ Tractor Kit, Steering Angle Sensor Harness and Guard, 7130, 7230, 7330, 7430, 7530 ST73143 AutoTrac™ Tractor Kit, Steering System Unit (SSU), 6230, 6330, 6430, 6530, 6630 ST73141 AutoTrac™ Tractor Kit, SSU and Steering Input Harness, 6230, 6330, 6430, 6530, 6630 ST73140 AutoTrac™ Tractor Kit, TEC Control Unit Harness, 6230, 6330, 6430, 6530, 6630 ST73130 AutoTrac™ Tractor Kit, Steering Control Valve to Tractor Brake W/ Trailer Brake and Suspended Front Axle, 6320, 6420