The Detroit Speed 4th generation Camaro/Firebird Coilover Conversion Kit allows the latest in coilover spring/shock technology to be bolted on bringing your cars handling and ride into the 21st century with our 'Detroit Tuned' valving. Our coilover package offers extensive ride height adjustability and is optimized around a 1.5" drop from stock height. Installation requires only minor drilling on the existing axle bracket. Our optional single or double adjustable coilovers offer adjustability with multiple settings for both low speed and high speed rebound. The ultimate package is our monotube remote reservoir coilover set which offers separate fluid canisters for optimum adjustability and improved heat dissipation.Double Adjustable Shock This is the most race winning shock JRi has in its stable. With its two independent adjustments and the enormous range of adjustment it can be set to the exacting demands of the driver and performance levels required while providing excellent ride quality on the street.Spring Rate: 175lbs/inSpring Free Length: 10in