aFe Control Sway - A - Way High Performance replacement 2.0 in. shock absorbers for the 2007 - 2014 GM 1500 Trucks and SUVs (non HD) feature all the same race winning engineering components that have set the standard in competition racing for the past 20 years. This kit offers excellent off road damping without sacrificing any on road comfort or handling. These rear shocks are 100 designed and built in the USA that feature a zinc plated steel cylinder bodies and CNC machined aluminum components. This package is designed as a direct fit application and requires no modifications to the vehicle.