GMC 1500 Sierra 1990 - 2024 | HD Kit Blazer K5 See full comparison Tip: Pinch-zoom

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Get the best of both worlds with RoadActive Suspension® — the only suspension upgrade that strengthens your factory leaf springs by up to 50% while improving unloaded ride quality and handling

🚚 1–2 Day In-Network Ground Shipping

top overload spring must be removed for installation of RAS

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

GMC 1500 Sierra 1990 - 2024 | HD Kit Blazer K5 See full comparison Tip: Pinch-zoomGet 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. Unlike other suspension upgrades that need constant adjustments & maintenance or negatively impact unloaded ride, RAS greatly reduces squat, excessive bounce and body roll without hassle or sacrificing comfort. This 3 in 1 system offers the