we supply spare parts for heavy equipment, which are mainly used on engine, hydraulic & electronic systerm, and undercarriage, covering almost the whole machine. excavator spare parts including bearings, gears, seal kits, engine parts, motors, pumps, solenoids, valves, etc. a gear that used in the swing gearbox connecting the drive shaft and the swing turnable bearing. it is with 11 teeth, 25 splines and the outer diameter 132.5, thickness 72mm. there would be 2 types of it, please contact us with details if you have the other type. the shipment can reach to most of the countries of the world, please contact us if there is no option for your destination..syi