Energy Suspension front coil spring isolators for 2005–2007 Ford F-250/F-350 (black) are molded from superior Hyper‑Flex material to last significantly longer than OEM isolators. They assemble to the chassis the same way as factory parts and maintain original ride characteristics while providing a simple way to preserve or slightly raise vehicle height without adversely affecting comfort.
Energy Suspension 2005-07 Ford F-250/F-350 SD 2/4WD Front Coil Spring Isolator Set - Black