SuperPro 1984 BMW 318i Base Front Lower Inner Rearward Control Arm - w/ Caster Bushing KitA Double Offset kit is used for enhanced handling performance and will deliver positive caster to both sides of the vehicle. The vehicle will have improved directional stability, crisper, more responsive steering and improved 'return to center' feel. This is a non tire wearing geometry change that has a substantial effect on a vehicles handling characteristics. Follow the installation instructions and enjoy the results! This Part Fits: Year Make Model