This Dorman 526268 control arm and ball joint assembly is the perfect fit for your BMW 31126854728. The bolt-on mounting style allows for easy installation with the included mounting hardware. Made from high-quality aluminum and steel materials, this standard duty part is built to last. With 100% accuracy of fit, this control arm and ball joint assembly is a reliable replacement for your vehicle. The sealed package ensures that you are getting a fresh and genuine product. Don't miss out on this NOS item that is sure to fit perfectly. Exact item is shown. This is new without the original packaging, which was damaged in transit. Non adjustable, sealed suspension part. For select BMW models. Includes the mounting nuts shown. Made in China. No returns on installed items or partial kits. Please review our business policies in our store for information regarding returns, shipping and warranties.