Gabriel Ultra Spring Seat Shock Absorber features an ultra spring seat shock absorber. It has been precision engineered for today's passenger cars with G-Force technology for the ultimate in safety and performance. The Gabriel Ultra is designed to provide improved comfort, control, long life, durability and maximum shock performance. It has infinitely variable damping for on-demand control of all road conditions. The stable steer valving improves tire contact with the road for control, safety and performance. The G-Force piston provides sintered iron construction for long life and durability. It has an orifice control disc that provides consistent control, comfort and stability. It also has an OE-design with a single lip oil seal that minimizes friction for optimal comfort and performance. It has a super-finished chromed piston rod that provides superior corrosion resistance. It enhances sealing properties and ensures proper seal lubrication. It provides a more consistent wear surface. It has a leak-proof piston seal which extends product life.