Detroit Speed - Rear Speed Kit 2Our Speed kits are designed to make your A Body maintain optimum geometry and tire contact through the full range of rear suspension travel. Through the use of our patented Swivel Links, the rear end housing becomes fully articulated, without the use of noisy spherical heim joints. With the Swivel Links pinion angle and or wheelbase can be adjusted without unbolting the link from the car. The Detroit Speed tubular rear Anti Roll bar attaches to the