Bilstein B8 5100 (Ride Height Adjustable) shock absorbers are designed for trucks and SUVs with a front OE coilover style suspension. Multiple snap-ring grooves in the body allow for different spring seat positions, providing 0-2.75 inches of front lift with OE springs (depending on application). The monotube shock absorbers feature a 46mm digressive piston a with self-adjusting deflective disc valve setting. Bilstein B8 5100 (Ride Height Adjustable) shock absorbers provide increased wheel travel and improved handling. Utilizing a B8 5100 (Ride Height Adjustable) shock absorber is the easiest way to level out your vehicle.\n46mm Monotube Shock Absorber\nBuick Rainier 2007-2004; Chevrolet Trailblazer 2009-2002; Trailblazer EXT 2006-2002; GMC Envoy 2009-2002; Envoy XL 2006-2002; Isuzu Ascender 2008-2003; Oldsmobile Bravada 2004-2002; Saab 9-7x 2009-2005