Features: 1.Application: 360mm mounting hole distance, universal for most 150cc?250cc PIT QUAD Dirt Bike Trail Bike Dirt Bike GO Kart Motorcycle, ATV, etc. 2.Function: The suspension damper will provide a smoother ride and better overall damping management for improved ride comfort. 3.Adjustable Spring: Shock strut with adjustable damping, you can adjust the strength that suits you best to deal with different road conditions. 4.High Strength: The shock absorber is made of steel alloy and high performance spring material, which is wear resistant, durable and long lasting. 5.Performance: Stable shock absorption performance and professional design to meet your daily use needs, practical and reliable. Specification: Item Type: Motorcycle Shock Absorber_x000D_ Material: Steel alloy and high performance spring_x000D_ Features: With adjustable damping, you can adjust according to your load_x000D_ Distance Between Installation Holes: Approx: 360mm/14.17in_x000D_ Total Length of Shock Absorber: Approx: 390mm/15.34in_x000D_ Inner Diameter of Hole Core: Approx: 10mm/0.4in_x000D_ Spring Diameter: Approx: 9mm/0.35in_x000D_ Applications: For replacement, refurbishment, upgrade, modification and decoration of original car shock absorbers, etc. The shock absorbers provide a smoother ride and better overall damping management to improve ride comfort_x000D_ Standard 360mm/14.17in hole center distance, universal to most 150cc-250cc PIT QUAD Dirt Bike Trail Bike Dirt Bike GO Kart Motorcycle Note: Be sure to use the adjustment tool, otherwise it is easy to cause finger loss.