Feature 1Wide Application: The rear shock absorber is wide applicable for GY6125 50 60 80 150cc Engine Scooters Mopeds ATV 4 Wheel Motorcycle. 2Function: Provide smoother driving and better overall damping management, improve driving comfort, motorcycle handling and driving safety. 35 Gear Adjustable: Designed with adjustable spring, can adjust the strength that suits you best, to deal with different road conditions. 4Dimensions: The mounting hole center distance is 300mm, the length is 330mm, the bore core inner diameter is 10mm, the spring diameter is 6mm, and the mounting hole thickness is 20mm. 5High Strength Material: Made of high strength steel, and high performance spring, the shock damper is wear proof, impact resistant and durable.SpecificationItem Type:RearShockAbsorberMaterial: Highstrengthsteel,andhighperformancespring .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Function:5Gear Adjustablespring, adjust according to your loadcapacity (Be sure to use adjustment tools)Mounting Hole Center Distance: Approx. 300mm/11.81inTotal Length Of Shock Absorber:Approx. 330mm/12.99inInner Diameter Of Hole: Approx. 10mm/0.39inSpring Diameter: Approx. 6mm/0.24inMounting Hole Thickness: Approx. 20mm/0.79inFitment:WideapplicableforGY6125506080150ccEngineScootersMopedsATV4WheelMotorcyclePackage List1 x RearShockAbsorber