AST Lowering Springs For BMW 6 640/640D 07/2011-10/2017, Front 30 , Rear 25 F06 LCI 640dx The verdict is the same

The verdict is the same every time - a firmer pedal

replace discs in axle pairs and install with new pads where appropriate

more efficient package

Direct replacement for the original nearside strut

AST Lowering Springs For BMW 6 640/640D 07/2011-10/2017, Front 30 , Rear 25 F06 LCI 640dx The verdict is the sameThe AST Lowering Springs are engineered to provide a precise lowering solution for the BMW 6 640 640D models produced between 07 2011 and 10 2017. Manufactured using advanced cold coiling technology on premium Wafios coiling machines, these springs ensure exceptional quality and durability. Designed to reduce the vehicles center of gravity by 30 mm at the front and 25 mm at the rear, they enhance handling and stability without compromising the comfort