Hellwig 7766 Rear Sway Bar Kit 1-3/8 Inch 16-25 Ford Transit-350 HD Dually

Vehicle Fitment

• 2016-2024 Ford Transit-350 HD Dually (DRW) Cargo Van & Cutaway Chassis (Base, XL, XLT; 3.7L V6, 3.5L EcoBoost V6, 3.2L Power Stroke Diesel I5, 3.5L PFDi V6; RWD/AWD)
• 2025 Ford Transit-350 HD Dually Cargo Van & Cutaway Chassis

Fitment Notes

• Designed for the 1st-generation Ford Transit North American (T350 HD dually platform).
• Requires factory rear sway bar already present - this kit reuses factory end links.
• Fits DRW (dual rear wheel / dually) Transit-350 HD only - does NOT fit Transit-350 SRW.
• Compatible with popular Class C motorhome chassis built on Transit-350 HD platform (verify motorhome-specific mounting before install).
• Adjustable rate - multiple hole locations let you tune the feel to your load.

Features

• 1-3/8 inch diameter solid heat-treated 4140 chromoly steel bar
• Adjustable rate sway bar for tunable handling feel
• Dramatically reduces body roll for better vehicle control
• Increased stiffness improves handling, comfort, and safety
• Great for everyday driving plus heavy tow/haul conditions
• Greater surface area than the factory bar for better roll resistance
• Includes high-durometer polyurethane bushings
• Reuses factory end links - quick bolt-on installation
• Proudly made in the USA (Visalia, CA) - limited lifetime warranty

Specifications

• Bar Diameter: 1-3/8 inch
• Material: Heat-treated 4140 chromoly spring steel (solid)
• Finish: Powder coat
• Position: Rear
• Adjustable: Yes (adjustable rate)
• End Links: Reuses factory end links
• Bushings: High-durometer polyurethane (included)
• Mounting: Bolt-on - all hardware included
• Warranty: Limited lifetime

Included Components

• 1x 1-3/8 inch Rear Sway Bar
• 1x Polyurethane bushing set
• 1x Heavy-gauge mounting hardware kit
• 1x Installation instructions

Product Description

The Hellwig 7766 Rear Sway Bar Kit delivers a major handling upgrade for 2016-2025 Ford Transit-350 HD Dually (DRW) Cargo Vans, Cutaway Chassis, and Class C motorhome chassis. Built from 1-3/8 inch heat-treated 4140 chromoly spring steel, this solid adjustable-rate bar dramatically reduces body roll in cornering, improves high-speed stability, and makes loaded driving significantly more controlled.

Installation is a quick bolt-on procedure - the kit reuses factory end links and includes polyurethane bushings plus all required hardware. Ideal for delivery fleets, upfitters, contractors, and Class C RV owners who want commercial-grade handling without compromise. Requires factory rear sway bar to be present. Proudly made in Visalia, California and backed by Hellwig's limited lifetime warranty.