OK request send PC4000-6 S/N 08174 UNDERCARRIAGE Section UNDERCARRIAGE PC4000-6 S/N 08174 Komatsu: TRAVELLING GEAR BRAKE VALVE 090-0392 TRACK GROUP - IDLER SIDE 355-3110c TRACK GROUP DRIVE SPROCKET SIDE R.H. AND L.H. 355-3120d CARBODY 355-3150b DRIVE MOTOR, BRAKE VALVE - LEAKAGE LINES 355-3175d TRACK ADJUSTING 355-3185g VALVE BLOCK ( HYDRAULIC TRACK ADJUSTING ) 114-3190d IDLER ASSY. 355-3115a HYDRAULIC TENSIONER 355-3118b DRIVE SPROCKET 355-3125 BOTTOM ROLLER 355-3135a TRACK GROUP 355-3145 PRESSURE LINES, DRIVE MOTOR - ROTARY JOINT 355-3170b PIPING - BRAKE 355-3180d TOP ROLLER 515-3140b ROTARY JOINT 515-3156b HYDR. MOTOR 991-0080 TRAVELLING GEAR 991-0340