Superior Engineering has become one of the best known Premium 4X4 Accessories and 4WD Suspension autoparts manufacturer and supplier in Australia and around the world.Here at Superior Engineering we strive to use the highest quality materials and expert workmanship to produce premium 4X4 products for our customers.We manufacture and supply a huge range of 4X4 products, accessories and suspension parts for almost every type of four wheel drive vehicle on the market. These include Super Flex and hybrid radius arms, drop boxes, shock absorbers, coil springs, leaf springs, steering arms, shackles, bushes, drop boxes, drag links, tie rods and control arms.Coil drop outs are a weld in part that fits snuggly under the rear coil hats. Using these items allow a larger shock by up to 4 inch longer to beused as the coil will be able to drop down approx 4 inchs below the top coil seat before they will fall out. It is recommended to fix the bottomof the coil to the diff when using these. Specs:Mounting place: rear,Lift height: 0-6",Sold i pair,Made from steel,