AST Lowering Springs For BMW 5 520/523/528/530/518D/520D 03/2010-01/2017, Front 40 , Rear 35 F21 M140I Reinforces underbody structure for improved

Reinforces underbody structure for improved chassis rigidity

even on road cars

Finished in MMX Grey

G31/G31 LCI Touring

AST Lowering Springs For BMW 5 520/523/528/530/518D/520D 03/2010-01/2017, Front 40 , Rear 35 F21 M140I Reinforces underbody structure for improvedThe AST Lowering Springs are precision engineered components designed specifically for BMW 5 Series models 520, 523, 528, 530, 518D, and 520D produced between 03 2010 and 01 2017. Manufactured using advanced cold coiling technology on state of the art Wafios coiling machines, these springs provide a reliable and high quality solution to enhance vehicle dynamics by lowering the center of gravity while maintaining a high level of ride comfort comparable