Upgrade your BMW's suspension with our high-quality aluminum lower forward control arms, designed to fit a range of models including the 128i, 135i, 325i, 328i, and Z4. Each control arm is meticulously engineered for a precise fit, ensuring a smooth and controlled driving experience. The bolt-on mounting style makes installation straightforward, requiring no drilling, which helps maintain the original aesthetics of your vehicle. Our control arms come with sealed bushings, offering easy replacement and standard duty performance without compromising on accuracy of fit. With a pair of control arms weighing in at 8.5 lbs each, you can trust in their durability and strength. The package includes both left and right sides, designated for the front lower forward position, guaranteeing symmetry and optimal handling.