FRONT SUSPENSION. LOWER CONTROL ARM. STABILIZER BAR. SUSPENSION COMPONENTS. Left; w/ABS. Left; w/o ABS. Rear. Right; w/ABS. Right; w/o ABS. Tracker; 2 Door. Tracker; 4 Door.. 2018 Gmc Sierra 2500 HD 6.6L Duramax V8 DIESEL A/T RWD SLT Extended Cab Pickup Fleetside