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2007-2013 GMC Sierra Pickup
WARNING CA Proposition 65: No
Using progressive-rate springs means that instead of a hard stop at the end of axle travel the axle energy will be absorbed when bottoming-out producing smooth
Installs Easily In Seconds With No Screws Bolts Fasteners
Hellwig 61912 Pro Series Helper Springs; 2500 lbs. Capacity; For Various Chevrolet And GMC Truck Applications; Check Vehicle Fitment; timbren active off road bumpstops 2007-2013 GMC Sierra PickupEnables Trucks To Carry Loads w More Stability Control. Fast Easy Bolt On Installation. Includes Heavy Duty Hardware. Progressive Rate Leaves Do Not Affect Ride When Unloaded. Set It Forget It. High Quality Spring Steel Leaves. Adds New Life To Old Springs. Zinc Plated Hardware Brackets For High Quality Finish. Long Life. Limited Lifetime Warranty.
