AST Lowering Springs For BMW G30 520i/530i/518D/520D 09/2016-07/2023, Front 45 , Rear 45 M3 (E30) the AST springs feature a

the AST springs feature a progressive coil design that allows for a significant lowering effect—55 mm at the front and 40 mm at the rear—without compromising the smooth and controlled driving experience familiar to BMW owners

Eliminates the need to source separate AN fittings

addressing the distinct differences in standard ride height between the front and rear axles

With increased boost pressure the standard pipework can be prone to splitting or cracking

This spoiler is perfect for the owner who would like to achieve an OEM+ look for their vehicle

AST Lowering Springs For BMW G30 520i/530i/518D/520D 09/2016-07/2023, Front 45 , Rear 45 M3 (E30) the AST springs feature aThe AST Lowering Springs for BMW G30 5 Series models 520i, 530i, 518D, and 520D (09 201607 2023) represent a high quality solution designed to enhance vehicle dynamics by lowering the center of gravity while maintaining a comfortable ride. Manufactured with precision on advanced Wafios coiling machines, these cold coiled springs ensure consistent performance and durability. Their progressive design allows for a refined balance between sportier