Hellwig Load Pro 35 Helper Spring | Rear Axle | 3500 lbs. Capacity

SKU HW3515-25400

The Hellwig 3515 Load Pro 35 kit is designed to give your truck up to 3500 pounds of load levleing capacity. Includes 2 steel leaf helper springs and 25400 mounting kit.

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Product Specifications

Location: Fits Rear Axle
Capacity:3,500 lbs.
Instructions: Hellwig 3515-25400 Helper Springs Instructions.
Note:Includes Mounting Kit 25400.

Typically ships in 6-8 weeks.

The Hellwig 3515 Load Pro 35 kit is designed to give your truck up to 3500 pounds of load levleing capacity. Includes 2 steel leaf helper springs and 25400 mounting kit.

Product Specs for Hellwig 3515-25400

Location: Fits Rear Axle
Capacity:3,500 lbs.
Instructions: Hellwig 3515-25400 Helper Springs Instructions.
Note:Includes Mounting Kit 25400.
Manufacturers Part Number:3515-25400
MPN: 3515-25400

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Hellwig 3515-25400 Details

Hellwig Load Pro 35 Helper Springs

This Hellwig helper spring set features Progressive Spring Rate and Fulltime Spring Rate design, this spring is the workhorse of the Hellwig Spring line. With the Progressive design the vehicle must be loaded and its spring compressed to activate the Hellwig Spring, therefore as the vehicles load increases the Hellwig Helper Spring progressively increases its resistance to the load. In the Fulltime design the Hellwig Spring reacts immediately to the vehicles load, compressing very little as a load is applied to the vehicle.

Manufactured with heat treated ASTM 5160 alloy spring steel these units increase your vehicles level load carrying capacity up to the manufacturer’s Gross Vehicle Weight Rating. Designed to install on full size pick-up trucks and vans, this unit requires mounting hardware to accommodate 2 1/2" or 3" wide leaf springs. Ideal for helping manage your load more efficiently, these kits are easy to install and require little or no maintenance. Just “Set it and forget it”. The LP 35 is rated at 3500lbs level load carrying capacity, do not exceed the Gross Vehicle Weight Rating.

The Hellwig Load Pro 35 Series helper spring is designed for full sized pickup trucks, vans, RVs, and sport utility vehicles. The kit contains 2 heavy duty leaf assemblies that run over both sides of the axle. A mounting hardware kit is included with these heavy duty helper springs.

Features & Benefits

Made with high-quality alloy spring steel.
Engineered for the heaviest loads.
Up to 3500 lb. level load capacity.
Heat-treated for strength and durability.
Recommended for 3/4 Ton and 1 Ton Applications.
4-Leaf Stack.
Progressive Rate Design is Fully Adjustable.
Factory ride is unaffected when vehicle is unloaded.
Includes mounting kit.

Vehicle Application Guide for Hellwig 3515-25400

The HW3515-25400 Hellwig Load Pro 35 Helper Spring | Rear Axle | 3500 lbs. Capacity is engineered to work with specific vehicles displayed below. Can't find your vehicle, or need assistance, please give us a call at 1-800-358-4751 or 1-989-755-0561. Browse the category Hellwig Helper Springs to view all vehicle makes and models.

Chevrolet
GMC

Year	Make	Model	Vehicle Option	Installation Notes
1994	Chevrolet	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1995	Chevrolet	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1996	Chevrolet	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1997	Chevrolet	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1999	Chevrolet	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1988	Chevrolet	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1989	Chevrolet	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1990	Chevrolet	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1991	Chevrolet	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1992	Chevrolet	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1993	Chevrolet	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1998	Chevrolet	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1994	Chevrolet	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1995	Chevrolet	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1996	Chevrolet	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1997	Chevrolet	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1988	Chevrolet	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1989	Chevrolet	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1990	Chevrolet	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1991	Chevrolet	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1992	Chevrolet	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1993	Chevrolet	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1998	Chevrolet	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1988	GMC	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1998	GMC	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1999	GMC	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1989	GMC	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1990	GMC	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1991	GMC	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1992	GMC	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1993	GMC	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1994	GMC	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1995	GMC	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1996	GMC	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1997	GMC	C3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1988	GMC	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1998	GMC	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1999	GMC	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1989	GMC	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1990	GMC	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1991	GMC	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1992	GMC	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1993	GMC	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1994	GMC	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1995	GMC	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1996	GMC	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.
1997	GMC	K3500	Fits 2 Wheel Drive; Fits 4 Wheel Drive	Must remove factory overload springs. Fits Dually models only.

Customer Q&A - Hellwig 3515-25400

Ask A Question

Hellwig

TruckSpring is a warehouse distributor for Hellwig products and we have been installing Hellwig air spring kits, Hellwig sway bars and Hellwig steel helper springs kits at our shop for years at our Michigan repair facility. We have a great working relationship with Hellwig and are very familiar with all of their suspension products. Hellwig products are made in the USA and we highly recommend them.

The history of Hellwig Products Co, Inc. began in Kansas City, Kansas in the early forties. With son Donald by his side, Rudolph, " Ruddy" Hellwig, began designing and manufacturing "Helper Springs". The business was moved to Southern California in the mid forties and incorporated in 1946.

By the mid 60's the company's southern California location proved to be to small and Don moved the Manufacturing facility to its current location in Visalia, California. Throughout the years Hellwig products has developed innovative suspension products that help vehicles handle loads and control sway. Products include Anti-Sway bars aftermarket and O.E.M. Also the most popular and imitated load assist products ever introduced to the light truck aftermarket, the "Load Pro 25 Series".

With a third generation of Hellwig, Don's son Mark directing the business a whole new series of innovations is being introduced. Included in these innovations is the "Next Generation" of load assist springs the patented "Pro Series" line of springs. Plus, a unique adjustable feature on new Anti-sway bar designs. Hellwig is proud to introduce the "FastRack" motorcycle racking system for toyhaulers and light trucks. Now beginning its 60th year Hellwig Products continues to introduce new materials, processes and manufacturing techniques into its product lines.

For more information visit www.hellwigproducts.com

Hellwig Warranty

Limited Lifetime Warranty

On steel helper springs and sway bars

2 Year Limited Warranty

On Hellwig Air bag kits

What the Warranty does not cover

Damage from accidents, corrosion, improper installation, incorrect applications, overloading, and custom applications that are not specified under the OEM cross references. This warranty does not cover loss of freight, loss of profit, equipment, or personal downtime. Hellwig’s warranties are non-transferrable.

You can view the full details of Hellwig’s warranty here.