StreetGRIP Chevy C10 lowering springs are CNC cold-wound from high tensile premium steel by then powder-coated for long-lasting, consistent operation. Featuring a linear spring rate, they provide excellent handling and ride quality. Sold as a pair. On the street and around our exclusive test track, Ridetech works in conjunction with Hyperco, our technology partner, to ensure the best engineered springs for the front of your C10 pickup truck. Includes spring retainers.