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Hellwig LP-25 progressive-rate helper spring for GM 1999–2013 1500 and earlier 2500/3500 ranges delivers up to 2,500 lbs of level load capacity for single rear-wheel multi-leaf setups. The springs are built for heavy-duty, tunable load control and easy installation; the LP mounting kit is required and sold separately. Check vehicle fitment and note they do not fit dual rear-wheel multi-leaf applications. Limited lifetime warranty included.
Hellwig 99-13 GMC 1500 Load Pro - Up To 2500lb Level LC 3 Leaf Helper Spring w/o Mounting Kit
