Ridetech 12121099 79-93 MUSTANG COOLRIDE FRONT AIR SPRING/BRACKET KITRidetech 12121099 79 93 MUSTANG COOLRIDE FRONT AIR SPRING BRACKET KIT This is where Air Ride Technology begins and is still a valuable solution for many applications. The system replaces the traditional coil spring and shock with an air spring and shock as separate units. CoolRide systems are engineered to perform and come with all hardware and brackets. The system will raise and lower the vehicle, improving the handling and offering a terrific ride.