Authentic Made In USA RoadActive Suspension HD rear leaf spring upgrade by (RAS)RoadActive Suspension. Only listings with the RAS mark are Made In USA with premium rigorously tested and proven for durability since 1998. Be wary of imitations.
Eliminates Squat & Reduces Bounce – Reinforces rear leaf springs by up to 50% for superior towing and hauling performance.
Unmatched Ride Quality & Stability – Maintains a smooth, controlled ride whether loaded or unloaded—no stiff suspension like other add-ons
3-in-1 Suspension Upgrade – Functions as a helper spring, sway bar, and traction bar in a single, cost-effective solution.
No Maintenance, No Adjustments Required – Unlike air-based systems, RAS installs in under an hour and works immediately with zero upkeep
Proven Performance & Durability – Designed for heavy-duty towing, hauling, and everyday driving with long-lasting reliability
(RAS®) RoadActive Suspension 3611-Y | Fits Ford F150 2009-2023 4WD | Non-HD Version
KWD 196
![(RAS®) RoadActive Suspension 3611-SHD | Fits Ford F250/F350 2011-2023 [Without Factory Top Overload Spring] in Kuwait](https://cdn1.tilga.com/md/prod/3/440/3/73464802.51805.jpg)
(RAS®) RoadActive Suspension 3611-SHD | Fits Ford F250/F350 2011-2023 [Without Factory Top Overload Spring]
KWD 214.500
(RAS®) RoadActive Suspension 4611-TDHD | Fits Toyota Tundra 1999-2021
KWD 214.500
(RAS®) RoadActive Suspension 4611-HD | Fits Chevy/GMC 1500 1990-2022
KWD 214.500
