Improve performance and eliminate A-arm deflection on your 1970-1981 F-Body and 1975-1979 X-Body with an A-arm Kit from BMR's suspension! Factory A-arms and bushings can cause deflection, resulting in changes in alignment and reduced performance on the track and street. BMRs A-arm Kit (AA031) eliminates A-arm deflection and is designed for street performance, drag racing, handling, and pro-touring applications. When performance is a must, rely on BMR's suspension!