gray suspension arm mounts +/- 1° change the rear toe-in built into the stock suspension for different applications. For Nitro Rustler, Nitro Slash
Rear suspension arm set includes upper right & left and lower right & left suspension arms
(upper) (x2) Fits T-Maxx®/E-Maxx
Suspension arm upper (1)/ suspension arm lower (1) (left rear) (fits Slayer Pro 4x4)