Check the listing for details. Race Tech Shock Spring 6.3kg SRSP632563. Condition: New. Listed at 142.49 USD. Race Tech SRSP632563 Shock Spring 6.3kg Features: High-performance springs with extremely accurate rates. Made of chrome silicon with a high stiffness-to-mass ratio and shot-peened, heat-treated and preset for no sacking. Race Tech SRSP632563 Shock Spring 6.3kg Features: High-performance springs with extremely accurate rates. Made of chrome silicon with a high stiffness-to-mass ratio and shot-peened, heat-treated and preset for no sacking. Part listed fits Models described and may fit other models not listed, contact us if you have fitment questions. Warranties are Manufacturer Warranties when applicable-Message us for details. Returns must be in the unopened, unused condition. All parts are in stock and ready to ship Reliable Award Winning Seller Fast Same Day Order Processing and Shipping Free 30 Day Returns Knowledgeable staff We respond to any and all buyer questions or issues We Ride, We Race ©Bikes Trikes, and Quads LLC