The TRW JCS1468T Front Coil Spring Set for Ford E-350 Super Duty 1999-2014 is engineered to restore and enhance the vehicle's suspension system, ensuring optimal load handling and ride comfort. Designed to meet original equipment (OE) specifications, these coil springs provide a constant rate for original performance and allow for installation to the chassis the same way as the OEM. The springs undergo magnetic particle inspection for controlled metallurgical processes, ensuring durability and reliability. TRW's rigorous testing process includes four levels of technical and audit reviews before approval, including endurance testing of 500,000 cycles. The coil springs are powder-coated for maximum corrosion resistance and improved appearance, ensuring longevity and maintaining the vehicle's aesthetic appeal. By maintaining consistent performance under varying load conditions, these coil springs ensure reliable handling and stability across all driving situations, thereby enhancing the overall driving experience. The TRW JCS1468T Front Coil Spring Set is compatible with Ford E-350 Super Duty models from 1999 to 2014, making it a suitable replacement for worn or damaged front coil springs, thereby restoring the vehicle's original ride quality and handling characteristics.