AST Lowering Springs For BMW 4 435i/440i/430D 07/2013-10/2020, Front 30 , Rear 30 CVR9 Constructed from CNC-machined 6061-T6 aluminium

Constructed from CNC-machined 6061-T6 aluminium

Sharper throttle response

Progressive spring design for balanced ride quality and performance

with high-volume Vee grooves to catch debris and reduce bedding-in times

AST Lowering Springs For BMW 4 435i/440i/430D 07/2013-10/2020, Front 30 , Rear 30 CVR9 Constructed from CNC-machined 6061-T6 aluminiumThe AST Lowering Springs for BMW 4 Series 435i 440i 430D (07 2013 10 2020) are engineered to enhance your vehicles handling and aesthetic appeal by lowering the ride height precisely by 30 mm at both front and rear. Manufactured using advanced cold coiling techniques on the finest Wafios coiling machines, these springs ensure superior quality, durability, and consistent performance. Designed as a direct replacement for the OEM springs, they maintain