RAS® gives you the perfect combination of reduced bounce and sway, better load handling, while improving performance and ride quality without a load. Get the benefits of a helper spring, sway bar, and traction bar at fraction of the cost.

Find the perfect suspension kit for your vehicle by using our search tool - we supply kits for all major makes of vehicle. Our system strengthens the rear leaf springs by absorbing and dissipating load force energy, resulting in significantly improved load and road handling without ever compromising ride quality.

Unlike other load assisting products that resist and/or transfer load to the vehicle’s frame, RAS is unique in that it is integrated with your suspension system. The key is in the powerful, variable rated, coil springs which add strength without stiffness.

2015年10月28日 · Roadmaster Active Suspension is the only suspension kit on the market that converts your basic passive leaf springs into mechanically active suspension. Instantly absorb and dissipate load force energy resulting to improve vehicle stability, balance, traction and control - with or without a load.

Get the best of both worlds with this authentic RAS® Heavy Duty RoadActive Suspension kit -- the only solution that strengthens leaf springs by up to 50% while providing a more smooth, controlled ride at all times.

Since 1998 RoadActive Suspension(RAS) has perfected a rear leaf spring suspension upgrade that provides a perfect balance of reduced squat, improved load handling, safety, stability, unloaded ride quality and complete simplicity. Master The Road!

RoadActive Suspension is most often compared to Air Bags or traditional helper type suspension upgrades. While the RAS system certainly reduces rear squat, it does so much more. Read our price comparison to find out more.

Since 1998 RoadActive Suspension(RAS) has perfected a rear leaf spring suspension upgrade that provides a perfect balance of reduced squat, improved load handling, safety, stability, unloaded ride quality and complete simplicity.

2020年8月28日 · Want to see how the RoadActive Suspension(RAS) system works? View our video gallery and see for yourself how we can help your vehicle. Read our 5* rated reviews.

2023年1月18日 · RoadActive Suspension(RAS®) provides an unmatched balance of load handling, road handling, ride quality and complete simplicity. View the Tacoma Kit HERE for a limited time offer. The RAS® Difference. RoadActive Suspension system works as you need it, when you need it, and without need for readjustment or hassle.