410mm Motorcycle Shock Rear Air Shocks Absorbers Suspension ATV Go Kart Quad Scooter Retro Motorcycles Street Dirt Bike Black

• Compatible with ATV Go Kart Quad Scooter Retro Motorcycles Street Dirt Bike
• The product is a spring oil-air hybrid shock absorber. Built-in air reserve chamber, spring preload and precise adjustment function can show lasting rebound performance, excellent support and fatigue resistance even in the harsh road sections with heavy load and frequent bumps
• 3.Notice: It is very important to adjust the spring preload! The size setting will affect your riding comfort. please check description
• 4.When the product leaves the factory, the professional technician has made corresponding air pressure adjustment for the shock absorber. Because the shock absorber is filled with high pressure nitrogen, it is dangerous to adjust at will
• Package Included: 1 Pair shock absorber; Length of Eye to Eye Core:410mm

Product features: 1.The product is a spring oil-air hybrid shock absorber. 2.Built-in air reserve chamber, spring preload and precise adjustment function can show lasting rebound performance, excellent support and fatigue resistance even in the harsh road sections with heavy load and frequent bumps Adjusting spring preload: Notice: It is very important to adjust the spring preload! The size setting will affect your riding comfort 1. After the shock absorber is installed, push the anti-collision body on the main shaft up to the bottom of the main pipe 2. Ride on the vehicle in a normal sitting posture (do not use force to move up and down) 3. Get off the car and observe the distance that the anti-collision body is pushed back, which is the spring preload 4. Normal spring preload is about 15mm 5. If the preload is insufficient (the anti-collision body is pushed back more than 15mm), use the adjusting wrench to turn downward (clockwise) to adjust to increase the spring preload. After adjustment, go back to step 2 and measure again. After adjustment, remember to fix the uppermost fixing plate tightly. Air pressure adjustment: When the product leaves the factory, the professional technician has made corresponding air pressure adjustment for the shock absorber. Because the shock absorber is filled with high pressure nitrogen, it is dangerous to adjust at will. Attention: (For your own safety, do not adjust yourself) Dimension: Length of Eye to Eye Core: 320-440mm (12 5/8") Eye Diameter(with bushing): 12mm Eye Diameter(with bushing removed): 16mm Eye Thickness: 21mm Eye Maximum Tensile Strength: 2,000 Kg Spring Thickness: 8mm Spring Width: 60mm Working Stroke: 60mm Spring Stiffness: 110 kg Maximum load: 200 kg (440 lbs) Air Reservoir: Not Adjustable Factory Air Pressure: 0.4 Mpa Maximum Air Pressure: 0.5 Mpa