The Rock Krawler progressive add-a-pack rear coil spring for 2003–2013 Ram 2500 and 2003+ Ram 3500 HD. Designed to increase rear spring support and restore ride height, this progressive coil adds load capacity and helps level the vehicle under cargo or towing. It installs with existing rear spring hardware and is intended to improve rear stance and reduce sag for everyday and work use.
Rock Krawler 03-13 RAM 2500 HD / 2003+ RAM 3500 HD Spring Progressive Add A Pack - Rear