Ironman Foam Cell provides the ultimate in 4×4 shock absorber design and features with 50% more oil for cooler running. Exceptional performance for both standard and raised height 4×4’s & superior ride control and comfort both on and off road is what you can expect from these shock absorbers. The shocks, designed by Ironman 4×4 suspension engineers, have been individually made component by component to produce the world’s finest offroad shock absorber. Each and every Ironman shock absorber is force velocity tested before packaging to ensure all parts received are uniform and within operating specification.