BMR 68-72 A-Body Non-Adj. Rear Suspension Kit - RedBMR's suspension designed its Rear Suspension Kits to work well in street performance, drag race, and road race applications. The heavy duty construction of the upper and lower control arms eliminate flex, giving you much improved repeatability on the street, starting line, or in the corners. BMRs polyurethane bushings are designed to be compliant enough to give you a comfortable ride and absorb NVH, while remaining firm enough to stand up to high