Landrum ST Series Bump Stop Spring - 400lb 913011 Includes Filter Extension & Pan

Includes Filter Extension & Pan Gasket

Tough enough for use in NASCAR with J-form threads

Ergonomic Feel

Pre-calibrated for no-hassle installation and tuning

Tie Rod Dust Boot

Landrum ST Series Bump Stop Spring - 400lb 913011 Includes Filter Extension & PanLandrum Performance Spring has added bump stop spring technology to their inventory. Many of you have used bump rubbers or a die spring. This is a coil spring made specifically for the bump stop applications. This spring is made of high tensile strength material as are our other VB series springs. This offers fast, easy set up, and consistent spring rate. We will also be carrying the bump cups to help seat the spring. We will offer two cups sizes. One