Fabtech 01-10 GM C/K2500HD C/K3500 Rear Performance Shock AbsorberFabtech Performance Shocks have been designed to work in conjunction with each of our suspension systems, resulting in superior ride control. Features include high velocity 9 stage valving for excellent dampening capabilities and a closed cell insert to reduce shock fade at high speeds. This Part Fits: Year Make Model Submodel 2002 2004 Chevrolet Avalanche 2500 Base 2005 2006 Chevrolet Avalanche 2500 LS 2005 2006 Chevrolet Avalanche 2500 LT 1990 1993