aFe’s RaceRunner rear leveling coil springs raise the rear of your JL approximately 1″ from factory ride height for improved ground clearance over rough terrain, overall vehicle control and offers a level ride height. These RaceRunner coil springs perform with factory or RaceRunner series shocks.

Old Man Emu has designed their coil springs to accommodate off-road vehicles with the intension of supporting full loads, while providing the driver with a comfortable ride.  Old Man Emu also designs a wide range of coil springs for each vehicle.