The Delphi TD4451W Radius Arm Bushing Kit is engineered to provide superior performance and durability for Ford F-250 and F-350 Super Duty models. This kit includes high-quality bushings designed to restore the vehicle's suspension system to its original specifications, ensuring optimal handling and ride comfort. Delphi, a trusted name in automotive components, applies its OE expertise to aftermarket parts, subjecting them to rigorous testing to meet or exceed original equipment standards. The TD4451W bushings are tested to withstand extreme temperatures ranging from -40°C to over 120°C and are exposed to 720 hours of salt spray, ensuring long-lasting performance in various driving conditions. The kit features bushings made from a combination of rubber and metal, providing the necessary flexibility and strength to maintain proper wheel alignment and reduce vibrations. The bushing bore diameter is 18.2 mm, with an outside diameter of 49.2 mm and a length of 83.6 mm, ensuring a precise fit for the specified vehicle models. The bushings are finished with a phosphate coating, offering enhanced corrosion resistance and extending the lifespan of the components. By choosing the Delphi TD4451W Radius Arm Bushing Kit, fleet operators can ensure their vehicles maintain optimal suspension performance, leading to improved driver comfort, reduced maintenance costs, and prolonged vehicle lifespan.