Ford F-350 1973 - 2010 | Mega-Duty Kit Top Overload Spring:Truck Does Have Factory Overload Spring RoadActive Suspension HD strengthens your

RoadActive Suspension HD strengthens your factory leaf spring suspension to improve stability

*Does not fit with TRD Pro Shocks or Tacoma models with rear coil spring suspension

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1–2 Day In-Network Ground Shipping FREE Transit estimates shown

*If your truck does have a factory top overload: it must be removed and RAS® HD will provide a slight improvement in suspension strength vs factory overload spring

Ford F-350 1973 - 2010 | Mega-Duty Kit Top Overload Spring:Truck Does Have Factory Overload Spring RoadActive Suspension HD strengthens yourGet the best of both worlds with RoadActive Suspension Mega Duty our strongest suspension upgrade engineered for heavy payloads, serious towing, and demanding truck applications. Mega Duty strengthens your factory leaf springs by up to 50% while improving unloaded ride quality, handling, and overall control without the hassle or maintenance of airbags. Designed for 3 4 ton and 1 ton trucks that tow and haul regularly, RAS Mega Duty helps reduce: Up to