Reduce body roll and increase the handling of your 1964-1972 A-Body with a Front Sway Bar Kit from BMR Suspension! Stock sway bars have low torsional spring rates because they are manufactured from small diameter bar stock or tubing. BMR’s Front Sway Bar Kit (SB401) increases sway bar rate and is designed for street performance, autocross, and road racing applications. When performance is a must, rely on BMR Suspension!