Maxima Racing Shock Fluid Medium 111/390 7wt - 5 GallonPowersports Racing Shock Fliud is a mineral based shock fluid designed for use in high performance shocks. Shear stable, high (300+) viscosity index formulation maintains viscosity and film strength while reducing wear. Advanced additive system minimizes stiction and reduces running friction while minimizing foaming and air entrainment. Ultra clean formulation eliminates corrosion, conditions seals and extends equipment life.