Progressive rate springs for a comfortable ride and improved load stability

Five position pre-load adjustments

Velocity sensitive damping for a smoother ride

Gas charged damping consistency

Equipped with Shock Sox to help keep springs and adjusters clean
The 512 Series was the first aftermarket shock made specifically for Utility ATVs. They have undergone extensive R and D to provide the finest possible suspension for your workhorse vehicle. Progressive uses improved spring rates for heavier load stability and handling over rough terrain as well as increased length for more travel and ground clearance. The 512 Series comes with an adjustable spring preload to accommodate different loads. Also included is Progressive’s Shock “Sox” to help keep dirt and mud out of the spring and to keep the adjusters clean. Improved spring rates for heavier load stability and handling over rough terrain Includes shock “sox” to keep the adjusters clean and keep dirt out Increased length fo