SuperPro RC0055FZ-27 Front 27mm Heavy Duty 2 Position Blade Adjustable Sway Bar KitSuperPro RC0055FZ 27 Front 27mm Heavy Duty 2 Position Blade Adjustable Sway Bar Kit The Ultimate Handling Package! Fitting larger sway bars has two main effects on: Vehicle balance in terms of understeer and oversteer Increased roll resistance Both these effects provide increased tyre contact and grip for a vehicle. Add in the SuperPro Adjustable sway bar links to: Eliminate sway bar link flex Adjust in neutral sway bar positioning Maximize all