Rear Coils to suit the Ford Ranger Raptor PX3.Tough Dog coil springs are designed and manufactured in Australia from German X5K spring steel. Rated for a constant 150–300kg in the rear at factory ride height, this spring stops the tail sagging under a loaded tub or canopy without lifting the vehicle away from its standard geometry.Features Made from German X5K spring steel Shot peened to relieve stress Scragged and load tested Hot formed to maintain spring memory Powder-coated for looks and corrosion resistance Sold as: Pair.