Viking's double adjustable rear shocks feature 19 independently adjustable compression and rebound settings, allowing for a total of 361 possible valving combinations. These shocks are a direct bolt-on replacement for your vehicle and can greatly enhance its performance in various driving scenarios. No tools are required to optimize the shocks for street, strip, auto-x, or road race applications. Each shock is built, dyno tested, and serialized in Lakeville, Minnesota. Shocks can be rebuilt at Viking or an authorized rebuild center. Sold individually, with one vehicle requiring two shocks. These shocks have a 0-1.5" lowering capability.