9550 - BACKHOE 15 CONTROL LEVERS AND HYDRAULICS Parts group 15 CONTROL LEVERS AND HYDRAULICS 15 CONTROL LEVERS AND HYDRAULICS . CONTROL LEVERS AND LINKAGE (SERIAL NO. -044608) [B05] CONTROL LEVERS AND LINKAGE (SERIAL NO. 044609- ) [B06] QUICK-DISCONNECT COUPLERS [B07] CONTROL VALVES [B08] CROWD VALVE [B09] STABILIZER AND BUCKET VALVE [B10] SWING VALVE [B11] BOOM VALVE [B12] LIFT CHECK [B13] RELIEF VALVES [B13] STABILIZER CYLINDER [B14] BOOM CYLINDER (SERIAL NO. -048752) [B15] BOOM CYLINDER (SERIAL NO. 048753- ) [B16] CROWD CYLINDER [B17] BUCKET CYLINDER [B18] SWING CYLINDER (SERIAL NO. -039796) [B19] SWING CYLINDER (SERIAL NO. 039797- ) [B20] OIL LINES AND FITTINGS-LOADER CONTROL VALVE TO BACKHOE CONTROL VALVE [B21] OIL LINES AND FITTINGS - VALVE TO MANIFOLD BLOCK [B23] OIL LINES AND FITTINGS BULLDOZER SELECTOR VALVE TO CONTROL VALVE [B24] STABILIZER CIRCUIT HYDRAULICS [B25] SWING CIRCUIT HYDRAULICS [C01] MANIFOLD TO BOOM, CROWD, AND BUCKET CYLINDERS [C02]