The Timbren Suspension Enhancement System for 2015 Ford F-150 RWD rear suspension adds hollow rubber springs to reduce sag and absorb road shocks during hauling. Rated at 6000 lbs, the bolt-on kit installs in minutes without drilling or airlines and uses basic hand tools. Its progressive rubber springs firm up under load to preserve ride height, improve handling and reduce body roll while towing or carrying cargo.
Timbren 2015 Ford F-150 RWD Rear Suspension Enhancement System