BMR 98-02 4th Gen F-Body K-Member w/ LS1 Motor Mounts and STD. Rack Mounts - RedDesigned to fit 1998 2002 LS1 GM F body; Lighter than other competitors K members due to integrated motor mount design; Built from heavy duty 1 5 8 inch x 0. 120 wall and 1 1 4 inch x 0. 095 wall DOM tubing; Additional ? inch of A arm adjustability provides up to 4 degrees of additional camber adjustment; Works with stock A arms or any aftermarket A arms; Designed with LS1 engine mounts; Designed for stock steering rack; Designed for street