REKUDO spindles are one part of a fully engineered suspension system for the 1970-1981 F-bodies. This suspension system is an autocross inspired modern suspension system that retains the factory appearance & strength with 1" taller than stock spindles for improved camber gain & lowers the front of the vehicle by 1". These spindles are specifically for REKUDO upper and lower control arms and 1968-1982 C3 Corvette® style 4-piston front brake calipers, rotors, and hubs. Spindles are forged 4140 chrome-moly steel construction with black electro deposit (EDP) coating. Sold as a driver and passenger side pair. These spindles are for use with the following additional components of this suspension system & front brake system (each part is sold separately): - Front Control Arms RK100-21 (complete set - upper & lower) - Front Springs RK200-11 (1" lowered pair), or RK200-12 (2" lowered pair) - Front Shocks RK300-03 (2 required) - Front Sway Bar RK500-02 - Front Rotors RK400-06 (pair) - Front Hubs RK600-01 (2 required) - Front Brake Dust Shields (pair) - 1968-1982 Corvette C3 Style Front 4-Piston Brake Calipers (2 required) - Rear Leaf Springs RK200-02 (pair) - Rear Shackles RK200-08 (set) - Shocks RK300-04 (2 required)