Hellwig · New
Hellwig 20-21 Chevy Silv 2500HD LP-Up To 3500lb Level LC 4 Leaf Stack Helper Spring w/o Mounting Kit
MPN 3551 · Store SKU hwg3551
Supplier stock checked 11/7/2026, 9:31:37 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
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Product details
The Hellwig LP-35 Helper Spring set the standard for all other aftermarket helper springs. Featuring a Fulltime Spring Rate design it is the workhorse of the Hellwig Spring line. This is ideal for fleet applications or vehicles that consistently carry a heavy load day in and day out. ATTENTION: MUST PURCHASE LP MOUNTING KIT FOR INSTALLATION. IF EQUIPPED WITH FACTORY CONTACT OVERLOAD SPRINGS, CHECK VEHICLE FITMENT ABOVE FOR SPECIFIC INFORMATION ON YOUR YEAR AND MODEL VEHICLE. The Hellwig LP-35 Helper Spring set the standard for all other aftermarket helper springs. Featuring a Fulltime Spring Rate design it is the workhorse of the Hellwig Spring line. This is ideal for fleet applications or vehicles that consistently carry a heavy load day in and day out. LP-35 Heavy Duty Helper Spring 2020-2022 Chevrolet Silverado/GMC Sierra 2500 HD 2WD/ 4WD and Dodge/Mercedes 04-16 Sprinter 2wd/4wd Mulit leaf application only. MUST ORDER LOAD PRO MOUNTING KIT FOR INSTALLATION. CHECK VEHICLE FITMENT. LP-35 Heavy Duty Helper Spring 2020-2022 Chevrolet Silverado/GMC Sierra 2500 HD 2WD/4WD and Dodge/Mercedes 04-16 Sprinter 2wd/4wd Mulit leaf application only. MUST ORDER LOAD PRO MOUNTING KIT FOR INSTALLATION. CHECK VEHICLE FITMENT. LP-35 Heavy Duty Helper Spring 2020-2026 Chevrolet Silverado/GMC Sierra 2500 HD 2WD/ 4WD and Dodge/Mercedes 04-25 Sprinter 2wd/4wd SINGLE REAR WHEEL-MULTI LEAF APPLICATION ONLY-DOES NOT FIT DUAL REAR WHEEL. CHECK VEHICLE FITMENT. LP-35 Heavy Duty Load Leveler Helper Springs
Manufacturer fitment & guides
Check 3551 against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y