Parts list: № Number Qty Name Options 1 T77858 6 O-Ring 18.771 X 1.778 mm (0.739" X 0.070"), SUB FOR 4187308 2 T76938 2 O-Ring 23.520 X 1.778 mm (0.926" X 0.070"), SUB FOR 4187328 3 T78612 4 O-Ring 29.870 X 1.778 mm (1.176" X 0.070"), SUB FOR 4187329 4 FF207043 1 Hose 5 FF207044 2 Hose 6 FF207045 3 Hose Next page: ST858175 Processor Travel Pilot Lines, 177 mm (7 in.) Riser ST858297 Rear Entry Cab Pilot Lines, Pilot Signal Manifold To Pilot Shutoff Valve ST867150 Valve-In-Head Arm Lines To Boom ST867151 Heeler Boom Lines ST870047 Return Lines, Control Valve To Hydraulic Oil Reservoir ST858076 Boom Cylinder Lines ST857987 Control Valve Lines To Arm Cylinder, Log Loader ST857985 Control Valve Lines To Boom, Heeler Front ST857765 Valve-In-Head Arm Lines, 4.56 m (15 ft) ST857756 Processor Arm Lines, 4.56 m (15 ft)