LOGIQ's ReadyAIR Load leveling air suspension kits are carefully engineered for each truck to utilize the latest LOGIQ air spring technology, providing the ultimate blend of ride quality and load stability, in a 100% factory assembled and READY to install package. This kit is designed to provide more than enough load support for your GM 2500/3500, easily mounting on top of your factory leaf springs with a durable dual air sleeve configuration. This kit removes your factory overload spring to provide maximum travel while still utilizing your factory bumpstops. WARNING - Never exceed manufacturer's Maximum Payload or GVWR