Bilstein 5125 Series KBOA Lifted Truck 619.30mm Shock AbsorberBilstein 5125 Series Shock Absorbers are designed to be used on custom vehicles in order to achieve the desired ride. The high gas pressure monotube shocks are sold by lengths and damping rates rather than by application. These shock absorbers all come with 5 8" eyelets with hour glass bushings on both ends. The shocks feature a 46mm digressive piston with self adjusting deflective disc valving.