BMW KW V1 Series Coilover Kit - E90/E92 (xDrive Models Only)Product Details KW V1 Coilovers offer pre set dampening and is ideal for customers looking for the best balance between sporty driving with safety and comfort. KW engineers used extensive testing, on and off the track, to determine the optimum level of pre set dampening to offer the ultimate ride quality with the option of the end user to adjust the ride height. This allows the car to be lowered to a specific height for that performance look without