AST Lowering Springs For BMW 4 xDRIVE 420i/428i/430i xDRIVE 03/2014-07/2021, Front 40 , Rear 35 MPERFORMANCEKIT Rear lowering: 45mm

Rear lowering: 45mm

The M Performance front splitter is designed to decrease lift in the front of the vehicle and provide a sporty- aggressive look

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Fitment: BMW G87 M2 (2023+)

Engineered using 3D scan data for precise fitment

AST Lowering Springs For BMW 4 xDRIVE 420i/428i/430i xDRIVE 03/2014-07/2021, Front 40 , Rear 35 MPERFORMANCEKIT Rear lowering: 45mmThe AST Lowering Springs are engineered to enhance your BMW 4 xDRIVE 420i 428i 430i xDRIVE (03 2014 07 2021) by lowering its center of gravity, thereby improving handling and stability without compromising ride comfort. Manufactured using advanced cold coiling technology on premium Wafios machines, these springs ensure exceptional durability and performance. Designed specifically for the front and rear suspension, with a lowering specification of 40