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Precision-engineered front suspension control lower arms designed for BMW M3 and M4 models. This matched pair—left arm (31122284531) and right arm (31122284532)—restores factory-spec steering geometry and suspension response. OEM-quality construction ensures durability under high-performance driving conditions. Direct bolt-on installation with no modifications required. Essential for maintaining alignment accuracy, reducing tire wear, and preserving the responsive handling characteristics your M-series demands. Ideal for routine maintenance or performance restoration.
Factory-specification front suspension control lower arms for BMW M3 and M4 vehicles. This complete left-right pair (31122284531 and 31122284532) restores OEM steering geometry and suspension compliance. Built to withstand high-performance driving loads while maintaining precise wheel alignment. Direct replacement installation requires no modifications. Prevents premature tire wear, eliminates steering play, and preserves the sharp handling dynamics your M-series is engineered for. Critical maintenance component for both street and track applications.
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We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.




