AST Lowering Springs For BMW 4 420i/428i/430i/420D/425D 03/2014-07/2021, Front 30 , Rear 30 1 sealed with a durable clear

sealed with a durable clear coat

The kit includes the electronic damper cancellation module for cars with factory adaptive dampers

BMW 4 Series F32 F33 F36 2013-on - 425i

Smooth-flowing pipework for improved response and enhanced drivability

smooth bite and reliability

AST Lowering Springs For BMW 4 420i/428i/430i/420D/425D 03/2014-07/2021, Front 30 , Rear 30 1 sealed with a durable clearThe AST Lowering Springs are precision engineered to enhance your BMW 4 Series driving experience by lowering the vehicles center of gravity while maintaining a high level of comfort comparable to the original equipment manufacturer (OEM) springs. Manufactured using state of the art Wafios coiling machines, these springs are cold coiled to ensure optimal durability and performance. Their progressive design allows for a balanced reduction in ride