Landrum 10" High Travel Coil-Over Spring - 2.5" I.D. - 300 lb. Receiver Hitch & Coupler Locks This improper location results in

This improper location results in open valves and therefore leads to lost horsepower and sometimes even engine failure

531" Teflon seals and prevents seal distortion or gouging during installation

Chevy Sb 283-400

2000-2003 Ford F650

680 in Knurl

Landrum 10" High Travel Coil-Over Spring - 2.5" I.D. - 300 lb. Receiver Hitch & Coupler Locks This improper location results inMade of the highest grade of Chrome Silicon wire found worldwide. Consistent Performance and Reliability Landrum Performance Springs give you the consistent high performance and reliability you need. We use state of the art designs, materials, and manufacturing processes to produce race springs that out perform the competition and help put you in victory lane. Lightweight, High Travel and Durable Landrum Performance Springs specializes in