AO Front Coilover Bilstein Strut For Sprinter 2WDcoil over conversion kit provides two benefits to Sprinter van owners. It increases spring force in the front suspension while simultaneously adding 1 1. 5 of lift. Shocks & struts only control the rate of motion in your suspension. The spring is what holds your van up & keeps your wheels on the ground. On a heavily built vehicle, the additional spring force will help your van maintain its composure and center of gravity. Youll mostly notice the