Roadmaster Active System - Ford F-150 (4WD) 2021 -2023 HD Kit (3611-YHD)
Roadmaster Active System - Ford F-150 (4WD) 2021 -2023 HD Kit (3611-YHD)
Roadmaster Active System - Ford F-150 (4WD) 2021 -2023 HD Kit (3611-YHD)

Roadmaster Active System - Ford F-150 (4WD) 2021 -2023 HD Kit (3611-YHD)


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At West Coast Off-Roaders we pride ourselves in giving you the best advice to ensure that you purchase the right product to suit your specific needs, as well as ensure that it is the right fit or application for your vehicle. For expert advice, pricing, shipping and an accurate ETA, please give us a call on 604 770 1252 or contact us via the contact page on this website.    


This RAS® Suspension kit for the rear leaf spring is designed for an easy installation. It increases the rear suspension strength up to 50% for improved towing and hauling, reduces excessive bounce, improve stability, and attains the same or better-than-stock ride quality without needing extra adjustments or maintenance. This 3-in-1 solution works like a helper spring, sway bar and traction bar, at 1/3 the price. Fit-and-forget it install time is approximately one hour. 

Each kit is tailored to your specific vehicle

RoadActive Suspension is uniquely assembled for your model. RoadActive 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 RoadActive Suspension after an installation as simple as 45 minutes! If you are not satisfied with your RoadActive suspension they offer a money back guarantee.


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

Product Notification

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