SY385 6D24 piston ring

Our main products : 
* Excavator cylinder seal kits and O-ring kit/box of various machines . (HYD-SEAL ( Boom, Arm, Bucket )seal kit, Control Valve Seal Kit, Hyd-Mail seal Kit, Chain adjust seal kit, Swivel joint seal kit, Swing motor seal kit etc) 
* Coupling.(4A 4AS 8A 8AS 16A 16AS 22A 22AS 25A 25AS S29S 28A 28AS 30A 30AS 140A 140AS E300B16T SH160 E200B14T 50AC 50AM E200B12T E330C 25H 30H 35H 40H 45H 50H 90H 110H 140H 160H) 
* Engine parts .( Liner kits,,Pistons,Liners,Gasket kit,Turbocharger ,Starter motor Crankshaft,Alternator,Gear/Oil/Water/Feed pumps ,ect,.) 
* Pump assy .(Kawasaki K3V63/120/140/180DT,GM06/07/08/09) 
* All gears of travel and swing box.(MOTOR SHAFT/CRANKSHAFT，SHAFT PINION ，CARRIER ASSY ，SUN SHAFT ，PLANET GEAR ，PIN ，NEEDLE BEARING，COVER，FLANGE HOLDER，MOTOR CASING，RV GEAR SET (A+B)，RING GEAR+HUB) 
* Undercarriage parts (china link,idler,track roller,carrier roller,sprocket,bucket,teeth and seat ect,.)