... /SD11/SD13/SD16/SD22/SD23/SD32/SD42 Our company can supply Komatsu genuine spare parts1) Undercarriage spare parts: Track shoe, Track ... , Cylinder Block, Turbocharger, Piston, Piston Ring, Metal, Crankshaft, Oil Pump, Fuel injection Pump, Water Pump, Alternator, Starting Motor3) Hydraulic spare parts: Main Valve, Main ...