Hellwig Big Wig Rear Sway Bar Kit

Ram 2500 / 3500 13 6.7L Diesel/5.7L

Part #: 7293

Overview

The Hellwig Big Wig Rear Sway Bar Kit is a premium handling upgrade designed specifically for heavy-duty trucks like the 2013 RAM 2500 and 3500 equipped with the 6.7L Cummins engine. This rear sway bar kit addresses the common issue of excessive body roll experienced when towing or hauling heavy loads, providing enhanced stability and control. Engineered for durability and performance, the Big Wig sway bar is an excellent investment for truck owners seeking improved handling without sacrificing ride quality.

Many heavy-duty trucks come without factory-installed rear sway bars, which can lead to increased body lean during cornering or under load. Hellwig’s Big Wig sway bar is the largest diameter rear sway bar offered by the brand, delivering superior resistance to body roll and optimized handling characteristics tailored for demanding tow and haul applications.

Key Features

Designed to meet the rigorous demands of heavy-duty towing and hauling, the Hellwig Big Wig Rear Sway Bar Kit offers the following key features:

• 1.31-inch diameter bar for maximum stiffness and reduced body roll
• Precision-engineered to fit 2013 RAM 2500 and 3500 models with 6.7L Cummins engines
• Heavy-duty construction built to withstand the stresses of towing and hauling
• Quick bolt-on installation with all necessary hardware included
• Improves vehicle stability and cornering response under load
• Enhances driver confidence by reducing sway and body lean
• Compatible with factory suspension components for seamless integration
• Corrosion-resistant finish for long-lasting durability

Construction & Design

The Hellwig Big Wig sway bar is crafted from high-strength steel, ensuring exceptional rigidity and durability required for heavy-duty truck applications. Its large 1.31-inch diameter provides a significant increase in torsional stiffness compared to factory setups or smaller aftermarket bars. The bar is precision bent and engineered to maintain proper geometry, ensuring consistent performance and fitment.

Each sway bar is finished with a corrosion-resistant coating to protect against the elements and extend service life. The kit includes heavy-duty bushings and mounting hardware designed to withstand the rigors of towing and hauling, delivering reliable performance mile after mile.

Installation & Fitment

The Hellwig Big Wig Rear Sway Bar Kit is designed for a straightforward bolt-on installation on 2013 RAM 2500 and 3500 trucks equipped with the 6.7L Cummins engine. Installation requires no welding or modifications to the vehicle’s suspension, making it accessible for both professional installers and experienced DIY enthusiasts. All necessary brackets, bushings, and hardware are included to ensure a secure and proper fit.

Once installed, drivers will immediately notice a reduction in body roll and improved handling characteristics, especially when towing heavy trailers or hauling substantial payloads.

What's Included

• 1.31-inch diameter Hellwig Big Wig rear sway bar
• Heavy-duty polyurethane bushings
• Mounting brackets and hardware
• Installation instructions

Ideal For

This sway bar kit is ideal for RAM 2500 and 3500 owners who frequently tow or haul heavy loads and want to improve their truck’s stability and handling. It is especially beneficial for those who experience excessive body roll or sway during cornering or highway driving with trailers. Whether used for work, recreation, or both, the Hellwig Big Wig Rear Sway Bar delivers a noticeable upgrade in control and safety.

Hellwig Products has been manufacturing USA-made sway bars and load-control solutions since 1946, offering bolt-on upgrades for trucks, muscle cars, and tow vehicles. Their sway bars and helper systems are designed to reduce body roll, improve stability, and make heavy-duty hauling or spirited driving feel more controlled and predictable.