RoadActive Suspension for Ford F-150 Pickup (4WD) 2015 - 2020 [HD Kit]


Kit includes an easy to install RAS HD Spring for each rear leaf spring. RoadActive Suspension kits are designed to strengthen the rear leaf springs for towing or hauling without negatively affecting unloaded ride quality. This kit will reduce rear bounce and squat when loaded while significantly improving stability, handling and performance at all times. Estimated install time is 1 hour. 

*Our Made In The USA kits ship same day/next day.

Minimum Advertise Price & all kits include FREE GROUND SHIPPING to the contiguous United States. Alternative and expedited shipping is available at checkout.


Each kit is tailored to your specific vehicle

RoadActive Suspension is uniquely assembled for your model and typically ships within 1-2 business days! Roadmaster Active Suspension is the only suspension upgrade on the market that adds strength to your rear suspension, provides same as or better than stock unloaded ride quality and doesn’t require readjustments or maintenance.

Each RAS kit comes fully assembled out of the box and ready for installation. Follow your application guide that is in the box and you will be ready to test your Roadmaster Active Suspension after an installation as simple as 45 minutes! If you are not satisfied with your Roadmaster Active suspension we offer a money back guarantee.


- Reduce Rear Squat & Bounce
- Improve Stability
- Improve Roadhandling & Stability
- Make RVing Safer
- Reduce Axle Wrap
- No Readjustments or Maintenance