Hellwig adjustable end links are engineered to perform under the toughest conditions. Made with heavy duty components and materials these end links will provide years of maintenance free service. Each unit is designed to handle high degrees of articulation with specially designed polyurethane bushings.All end links are adjustable 2-3 from their shortest length and can be installed with common hand tools. Powder coated components and zinc plated hardware are standard in all Hellwig end link kits. Install it yourself or have a professional install it. Either way you get outstanding performance from these performance kits.