AST Lowering Springs For BMW 4 420i/428i/430i/420D/425D 03/2014-07/2021, Front 20 , Rear 20 Product Type_Exhaust We have run this kit

We have run this kit ourselves and supplied it to enthusiasts across the UK

OE-style dimensions for a straightforward

It is a straightforward like-for-like swap that elevates service quality and peace of mind at every oil change

Bosch is a leading OE supplier trusted by manufacturers worldwide

128 x 81 x 16 mm pad size

AST Lowering Springs For BMW 4 420i/428i/430i/420D/425D 03/2014-07/2021, Front 20 , Rear 20 Product Type_Exhaust We have run this kitThe AST Lowering Springs are precision engineered components designed to enhance the driving dynamics of your BMW 4 Series (models 420i, 428i, 430i, 420D, 425D) produced between 03 2014 and 07 2021. Manufactured using cold coiling technology on state of the art Wafios machines, these springs ensure consistent quality and durability. By lowering the vehicles center of gravity, they contribute to improved handling and stability without significantly