The VMS Racing lowering kit is designed to lower your C6/C7 Corvette up to 1.5”. These are designed to work with the factory transverse leaf springs, the kit includes the 4 lowering bolts. These are not you factory bolts, these bolts are made of CNC machined stainless steel with wrench flats, they are mated to an articulating foot, and a Delrin foot pad.