This 6.5 inch system will give you an offroad worthy truck that you can still use as a daily driver. The massive 1 piece main crossmembers are made from 1/4 inch thick steel and built to handle anything. These two main crossmembers are locked together by two strut bars that create a solid sub-frame. The CNC machined ductile iron steering knuckles ensure proper steering geometry as well as reduce installation time compared to a drop bracket system. Combine all of these factors and the Zone 6.5 inch system is built to perform! Manufacturered 100% in the USA!