this is crankshaft of komatsu excavator genuine part 6735-01-1310 Our company ... parts: Cylinder Head, Cylinder Block, Turbocharger, Piston, Piston Ring, Metal, Crankshaft, Oil Pump, Fuel injection Pump, Water Pump, Alternator, Starting Motor3 ... Valve, Boom/Arm/Bucket Cylinder, Final Drive, Travel Motor, Swing Machinery, Swing Motor4) Operator’s Cab spare parts: Cab Ass’y ...