Replace your GM 2500HD/3500HD's worn-out rear shocks with our selection of high-performance 0-2" rear shocks! Over time, existing shocks can wear down, resulting in a bouncy, harsh ride filled with vibrations and excessive body roll. With durable construction and precision design, our rear shocks are built to last while providing excellent dampening performance. Whether you're towing, hauling a heavy load, or simply seeking optimal performance, our rear shocks enhance control and stability for your truck’s rear end. Pair your new set of rear shocks with our selection of0-2" Front Shocks. GM Duramax Fitments: 2006, 2007 GM 6.6L Duramax.Submodel Fitments: WT, Custom, LT, LTZ, High Country, 1LT, 2LT, Pro, SLE, SLT, AT4, Denali.Some exceptions apply, please see individual product pages for specific fitments.