Fox Racing Shox Shock Upgrade Kit - Stage 1 - Front/Rear 815-04-035-KIT The Dual-Speed Compression adjuster allows you to fine tune your ride to a wider range of driving styles and riding conditions. You can now adjust the shocks high- and low speed compression damping by simply turning the external adjusters, which allows you to maximize small bump compliance and traction while keeping the extra damping required for big hits. DSC install Sold each