The AST 2021+ BMW M3 G80 / M4 G82 XDrive 5200 Series Coilovers are a premium suspension upgrade for the 2021+ BMW M3 G80 and M4 G82 XDrive. Featuring AST’s 5200 Series dampers, these coilovers provide superior performance and adjustability. The dampers are constructed from high-quality aluminum alloy and feature a unique design that allows for infinite damping adjustment. The dampers are also adjustable for height, allowing you to tailor the ride height to your specific needs. The coilovers also feature a unique spring design that provides an improved ride quality and superior handling. With this suspension upgrade, you can take your BMW to the next level of performance.