Product Description
Improve rear suspension stability and eliminate axle wrap with the WEHRLI CUSTOM FAB WCF100841 TRACTION BAR INSTALL KIT for 2011-2019 Chevrolet and GMC 2500HD/3500HD Duramax trucks. Designed by Wehrli Custom Fabrication, this installation kit provides the necessary brackets, hardware, and mounting components required to properly install Wehrli traction bars on GM HD trucks.
High horsepower Duramax trucks often experience axle wrap during acceleration, which can lead to wheel hop, driveline stress, and traction loss. The Wehrli traction bar system stabilizes the rear axle under load, improving traction during towing, street driving, and high-power performance builds. This installation kit provides the heavy-duty frame mounts and hardware needed for a clean, secure traction bar setup.
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Key Features
- Complete traction bar installation hardware kit
- Heavy-duty frame mounting brackets
- Designed for Wehrli Custom Fab traction bar systems
- Reduces axle wrap and wheel hop
- Improves traction under heavy acceleration
- Essential upgrade for high horsepower Duramax trucks
- Precision fit for GM HD Duramax platforms
Fitment
- 2011 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax LML
- 2012 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax LML
- 2013 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax LML
- 2014 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax LML
- 2015 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax LML
- 2016 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax LML
- 2017 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax L5P
- 2018 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax L5P
- 2019 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax L5P
- 2011-2019 GMC Sierra 2500HD / 3500HD 6.6L Duramax
Important Note: This product is the installation kit only. Wehrli traction bars are sold separately.
Frequently Asked Questions
What does the WCF100841 kit include?
The kit includes frame brackets, mounting plates, and all required hardware needed to install Wehrli traction bars on 2011-2019 GM Duramax trucks.
Do traction bars help with wheel hop?
Yes. Traction bars stabilize the rear axle under load and prevent axle wrap, which significantly reduces wheel hop during acceleration.
Is welding required to install this kit?
Installation requirements can vary depending on the truck configuration, but most Wehrli traction bar systems are designed for a straightforward installation with minimal fabrication.
Will this fit both LML and L5P Duramax trucks?
Yes. This kit is designed to work with both LML and early L5P GM HD Duramax trucks from 2011-2019.
Is this recommended for stock trucks?
While beneficial for any truck, traction bars are especially recommended for trucks producing higher horsepower or used for towing and racing applications.
Specifications for WEHRLI CUSTOM FAB WCF100841
| Specification | Details |
|---|---|
| Brand | Wehrli Custom Fabrication |
| Part Number | WCF100841 |
| UPC | Not Listed by Manufacturer |
| GTIN | Not Listed |
| Shipping Weight | Approximately 18 lbs |
| Package Dimensions | 18 x 12 x 6 inches |
| Shipping Method | UPS / FedEx Ground |
| Prop 65 Warning | This product may contain chemicals known to the State of California to cause cancer or reproductive harm. For more information visit https://www.P65Warnings.ca.gov |
