OK request send PC4000-6 S/N 58127 UNDERCARRIAGE Section UNDERCARRIAGE PC4000-6 S/N 58127 Komatsu: TRAVELLING GEAR BRAKE VALVE 090-0392 TRACK GROUP - IDLER SIDE RI + LE 355-3110g TRACK GROUP DRIVE SPROCKET SIDE R.H. AND L.H. 355-3121e CARBODY 355-3150g DRIVE MOTOR, BRAKE VALVE - LEAKAGE LINES 355-3175e TRACK ADJUSTING 355-3185j ROTARY JOINT 113-3158 VALVE BLOCK ( HYDRAULIC TRACK ADJUSTING ) 114-3190e IDLER ASSY. 355-3115c HYDRAULIC TENSIONER 355-3118b PROTECTING CAGE 355-3127a DRIVE MOTOR PROTECTION 355-3132c BOTTOM ROLLER 355-3135b TOP ROLLER 355-3140 PRESSURE LINES, DRIVE MOTOR - ROTARY JOINT 355-3170b PIPING - BRAKE 355-3180g DRIVE SPROCKET 355-3225 TRACK GROUP 355-3247b HYDR. MOTOR 991-0080 TRAVELLING GEAR 991-0766b