BX1880-AU OPERATION Parts group BX1880-AU F02000 SPEED CHANGE PEDAL F02300 SPEED CHANGE ROD F11000 RANGE GEAR SHIFT LEVER F11300 FRONT WHEEL DRIVE LEVER F12200 PTO SELECT LEVER F12500 PTO GEAR SHIFT LEVER F14300 HYDRAULIC CONTROL LEVER F20100 BRAKE PEDAL F20500 DIFFERENTIAL LOCK PEDAL sale parts diagram catalog online construction equipment excavator tractor