GMC Sierra 1500 AT4Vertex Adjustable Reservoir Shocks

Vertex 8-Stage Adjustable Reservoir Shocks - the pinnacle of off-road performance and smooth ride quality in an affordable package. These high-performance reservoir shocks offer an elite ride-quality in every situation you face, with an 8-stage adjustable damping system that lets you perfectly dial-in your ride for whatever lies ahead. Each shock features a massive 2.5in diameter piston that simply dwarfs the competition, while a 3-stage, fortified seal system and honed steel body ensures your Vertex Shocks provide a long lifespan of reliable performance and killer good looks.