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Enhance load capacity with advanced leaf spring technology.
The Hellwig Helper Spring Kit is engineered to improve the load carrying capacity of full-size pickup trucks and vans. This kit features a leaf spring design that utilizes heat treated ASTM 5160 alloy spring steel, ensuring durability and stability under heavy loads. With a load capacity of 3500 pounds, this spring kit is designed to meet the demands of various applications while maintaining vehicle performance.
The kit includes a set of two springs, available in both progressive and constant rate designs. The progressive design activates under load, providing increased resistance as weight is added, while the constant rate design offers immediate response to load changes. This versatility allows for optimal performance based on the specific needs of the vehicle.
Installation is straightforward with a simple bolt-on design that requires common hand tools, making it accessible for both professional installers and DIY enthusiasts. Note that a mounting kit is required for proper installation, which is sold separately. The Hellwig Helper Spring Kit is a reliable solution for enhancing vehicle load capacity and stability.
Features
- Manufactured With Heat Treated ASTM 5150 Alloy Spring Steel. Increased Spring Rate And Stability
- Heavier Loads
- 4 Leaf Stack
- 3500 Pounds Level Load Capacity
- Available In Progressive Or Constant Rate
- Offers The Maximum In Carrying Capacity
- Simple Bolt-On Design Using Common Hand Tools Provide The Installer Ease Of Installation And The Vehicle Owner Hassle Free Use
Specifications
- Manufacturer: Hellwig
- Manufacturer Part Number: 3511
- Type: Leaf Spring
- Load Capacity: 3500 Pound
- With Air Compressor: No
- Color: Black
- Quantity: Set Of 2
- Pressure Range: Not Applicable
- Material: Steel
- Mounting Type: Axle Mount
- With Bellows: No
- With Air Line: No
- With Roll Plate: No
- With Valve: No
- Remote Type: Not Applicable
- With Mounting Hardware: No
- Estimated Install Time (Hours): 1
Compatibility / Fit
- 2011-2026 Ford F-250 Super Duty
- 2011-2026 Ford F-350 Super Duty
- 2016-2026 Ford F-450 Super Duty
- 2016-2025 Ford F-550 Super Duty
Technical Documents
Product Videos
Shipping & Returns
- This product ships within the continental USA only.
- This product typically ships within 1 to 3 business days.
- Returns are accepted within 30 days for items in like-new condition. For complete details, please see our return policy.
