AST Suspension Lowering Springs - BMW 6-Series (07/2011-10/2017) YMM_1991_1995_Audi_90_B4 The mounting hardware is engineered

The mounting hardware is engineered for a secure fit

Part Number ISC-B028-S Part Name Street Sport N1 Coilover Kit Vehicle 2017-2020 BMW 430i (F33) Spring Length - Front 180mm Spring Rate - Front 8 kg/mm Spring Length - Rear 200mm Spring Rate - Rear 12 kg/mm Valve Option Street Sport Ride-Height Adjustable Yes Damping Adjustment 1-Way Vehicle Fitment

and those seeking to restore or improve their vehicle's suspension alignment

The progressive spring rate provides a comfortable ride on daily roads while supporting aggressive driving when needed

AST Suspension Lowering Springs - BMW 6-Series (07/2011-10/2017) YMM_1991_1995_Audi_90_B4 The mounting hardware is engineeredAST Suspension Lowering Springs Part #: ASTLS 21 053 Overview The AST Suspension Lowering Springs are designed to enhance the handling and aesthetics of your BMW 6 Series from 2011 to 2017. Crafted to provide a lowered stance, these springs help improve vehicle stability, cornering response, and overall road presence. They are ideal for enthusiasts seeking a sportier look and improved driving dynamics without sacrificing ride comfort. Whether you're