• Hellwig 11-18 GMC 2500 Load Pro-Up To 3500lb Level LC 4 Leaf Stack Helper Spring w/o Mounting Kit | HWG3512
    • Hellwig 11-18 GMC 2500 Load Pro-Up To 3500lb Level LC 4 Leaf Stack Helper Spring w/o Mounting Kit | HWG3512
    • Hellwig 11-18 GMC 2500 Load Pro-Up To 3500lb Level LC 4 Leaf Stack Helper Spring w/o Mounting Kit | HWG3512
    • Hellwig 11-18 GMC 2500 Load Pro-Up To 3500lb Level LC 4 Leaf Stack Helper Spring w/o Mounting Kit | HWG3512
    • Hellwig 11-18 GMC 2500 Load Pro-Up To 3500lb Level LC 4 Leaf Stack Helper Spring w/o Mounting Kit | HWG3512
    • Hellwig 11-18 GMC 2500 Load Pro-Up To 3500lb Level LC 4 Leaf Stack Helper Spring w/o Mounting Kit | HWG3512
    • Hellwig 11-18 GMC 2500 Load Pro-Up To 3500lb Level LC 4 Leaf Stack Helper Spring w/o Mounting Kit | HWG3512
    Sale!

    Hellwig 11-18 GMC 2500 Load Pro-Up To 3500lb Level LC 4 Leaf Stack Helper Spring w/o Mounting Kit | HWG3512

    Vendor: Hellwig
    Part Number: 3512
    Save $211.64
    $493.91 $705.55

    In Stock

    Not sure it fits your vehicle?
    Email sales@berryperformancesales.com with your year, make, model and engine, and we'll help you check fitment before you order.
    Fast Fulfillment: In-stock orders typically ship within 1 to 2 business days.
    Free Shipping on Orders Over $99 | Excludes freight shipments
    International Shipping Available: email sales@berryperformancesales.com for a quote.
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    Product DetailsFAQReviewsRelated Products

    This Hellwig Load Pro helper spring adds up to 3500lbs of level load capacity to the 11-18 GMC 2500, helping the truck sit level and stay stable under heavy loads and while towing. It bolts onto the factory leaf springs and is tunable through the U-bolts, so support can be adjusted as tow and haul needs change. This spring is sold without a mounting kit.

    • Load capacity: up to 3500lbs level load capacity
    • Series: Hellwig Load Pro
    • Install: bolts onto the factory leaf springs, tunable via U-bolts
    • Note: sold without a mounting kit
    • Warranty: Hellwig limited lifetime warranty
    • Part number: HWG3512

    Installation Instructions (PDF)

    Vehicle Applications

    • 2011 Chevrolet Silverado 2500 HD
    • 2012 Chevrolet Silverado 2500 HD
    • 2013 Chevrolet Silverado 2500 HD
    • 2014 Chevrolet Silverado 2500 HD
    • 2015 Chevrolet Silverado 2500 HD
    • 2016 Chevrolet Silverado 2500 HD
    • 2017 Chevrolet Silverado 2500 HD
    • 2018 Chevrolet Silverado 2500 HD
    • 2019 Chevrolet Silverado 2500 HD
    • 2011 Chevrolet Silverado 3500 HD
    • 2012 Chevrolet Silverado 3500 HD
    • 2013 Chevrolet Silverado 3500 HD
    • 2014 Chevrolet Silverado 3500 HD
    • 2015 Chevrolet Silverado 3500 HD
    • 2016 Chevrolet Silverado 3500 HD
    • 2017 Chevrolet Silverado 3500 HD
    • 2018 Chevrolet Silverado 3500 HD
    • 2019 Chevrolet Silverado 3500 HD
    • 2011 GMC Sierra 2500 HD
    • 2012 GMC Sierra 2500 HD
    • 2013 GMC Sierra 2500 HD
    • 2014 GMC Sierra 2500 HD
    • 2015 GMC Sierra 2500 HD
    • 2016 GMC Sierra 2500 HD
    • 2017 GMC Sierra 2500 HD
    • 2018 GMC Sierra 2500 HD
    • 2019 GMC Sierra 2500 HD
    • 2011 GMC Sierra 3500 HD
    • 2012 GMC Sierra 3500 HD
    • 2013 GMC Sierra 3500 HD
    • 2014 GMC Sierra 3500 HD
    • 2015 GMC Sierra 3500 HD
    • 2016 GMC Sierra 3500 HD
    • 2017 GMC Sierra 3500 HD
    • 2018 GMC Sierra 3500 HD
    • 2019 GMC Sierra 3500 HD

    FAQ

    How much load capacity does this add?

    Up to 3500lbs of level load capacity.

    What does a helper spring do?

    It helps the truck sit level and stay stable under heavy loads and while towing, reducing sag.

    Is it a bolt-on?

    Yes. It bolts onto the factory leaf springs and is tunable through the U-bolts to match your load.

    Does it include a mounting kit?

    No. This spring is sold without a mounting kit.

    Is it warrantied?

    Yes. It is backed by Hellwig's limited lifetime warranty.

    Shipping Policy
    • Free shipping on orders over $99 (excludes freight shipments).
    • In-stock orders typically ship within 1 to 2 business days. Weekend and holiday orders are processed the next business day.
    • Orders ship from Defiance, Ohio and a nationwide network of warehouses and manufacturers.
    • Items showing an ETA are not in stock yet. ETAs come from the manufacturer and can change.
    • No P.O. Boxes. International orders need a shipping quote, so email us first.

    Read the full Shipping Policy
    Return Policy
    • 30-day return window from the ship date. Returns must be approved first; email sales@berryperformancesales.com with your order number.
    • Items must be unused, complete and in the original packaging.
    • A 20% restocking fee applies, and return shipping is paid by the buyer.
    • Not returnable: installed or modified parts, opened or used programmers and tuners, custom orders, Open Box, and Clearance or Final Sale items.
    • Damaged, defective or incorrect items must be reported within 48 hours of delivery with photos.

    Read the full Return Policy
    Disclaimer

    All products are sold for off-road use only unless otherwise specified. Buyer assumes all responsibility for installation and operation. Seller is not liable for any incidental, indirect, or consequential damages — including engine failure, labor costs, or vehicle downtime — resulting from the use of any product sold.

    By making a purchase from Berry Performance Sales, you acknowledge and agree to abide by the terms and conditions of these Policies.

    For any questions or concerns, please contact us — we’re always happy to help.

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