AST Lowering Springs For BMW 4 435i/440i/430D 03/2014-07/2021, Front 40 , Rear 40 r56 this performance-focused spring and damper

this performance-focused spring and damper package delivers crisp turn-in

This OE-grade plain disc is designed for confident

a shorter engagement window and a more on‑off feel than an organic setup

pre-formed silicone hoses with the correct lengths and bends for a no-trim fit

AST Lowering Springs For BMW 4 435i/440i/430D 03/2014-07/2021, Front 40 , Rear 40 r56 this performance-focused spring and damperThe AST Lowering Springs for BMW 4 Series models 435i, 440i, and 430D (manufactured between 03 2014 and 07 2021) represent a meticulously engineered solution designed to enhance your vehicles driving dynamics by lowering its center of gravity. Manufactured with precision on advanced Wafios coiling machines, these springs are cold coiled to ensure optimal strength and durability. The set includes front and rear springs, each providing a 40 mm lowering