The Hellwig 61915 Pro-Series Helper Springs are a safe and easy was to tow at the GVRW in your GM Silverado/Sierra 2500HD 2WD/4WD. These American made helper springs are forged out of heat-treated ASTM 5150 alloy spring steel that has been plated and powder coated. With a progressive rate that increases at the same time the load increases, these helper springs improve stability and handling while towing. The Silent Ride polyurethane stability blocks minimize squeaking and rattling once the helper springs are installed. These helper springs can be installed with common hand tools and include a limited lifetime warranty for peace of mind.
Features:
- Made In The USA
- Up To 2,500 Lbs load Capacity
- Heat Treated ASTM 5160 Alloy Spring Steel
- No Drilling Or Welding Required For Installation
- Improves Handling In Towing/Hauling Conditions
- Limited Lifetime Warranty