Our engineers focused their attention on tuning the low speed compression characteristics of this shock absorber, which is responsible for controlling your Sport Truck or SUV pitch and roll, dive and squat to help keep you confident and in control. The Progressive rebound tuning will complement large aftermarket wheels, keeping the ride smooth but firm and in control. Product Features:The Ultimate In Premium Street Performance SolutionOversized Construction Provides Additional Damping ControlInternal Teflon Coated Bushings And Piston Seals Avoid Metal To Metal Contact, Provides Lowest Possible Friction Resulting In Long Lasting PerformanceIncrease In Handling And Performance At Maximum ComfortLimited 2 Year Warranty