Features
- Brand: Fabtech
- Part Number: FTS21231
- Product Type: Suspension lift kit component box
- Lift Height: 4 inches
- Application: Select 2012–2014 Chevrolet Silverado 2500 HD and 3500 HD models
- Application: Select 2012–2014 GMC Sierra 2500 HD and 3500 HD models
- Installation: Additional parts are required for a complete set
- Engineering: Developed using extensive research, advanced design technology, fabrication expertise, and rigorous testing
- Warning: California Proposition 65 warning for cancer and reproductive harm
Get to Know Fabtech
Official video from Fabtech.
Warranty
Fabtech manufacturer warranty
Limited lifetime warranty on suspension components for the original retail purchaser who owns the vehicle. Wear items and finish: 1 year. Performance and Stealth shocks: 3 years against leakage. Dirt Logic shocks: 1 year.
Warranty claims are handled through Truck Army. Contact us and we'll work with the manufacturer for you.
Coverage is provided by the manufacturer under its published terms, which can change. Ask us if you have questions before you buy.
Description
The Fabtech FTS21231 Suspension Lift Kit Component Box is designed for select heavy-duty Chevrolet Silverado and GMC Sierra applications. This component box supports a 4-inch suspension lift and is intended for off-road enthusiasts, installers, and builders completing a compatible Fabtech suspension system. Additional parts are required for a complete lift kit installation.
Fabtech draws on more than 20 years of aftermarket suspension design experience to develop high-performance components for demanding applications. Advanced engineering software, fabrication equipment, experienced engineers, and skilled fabricators support the company’s product development process. Extensive research, design validation, and rigorous testing help ensure dependable performance and consistent quality on and off the road.
The Fabtech FTS21231 is engineered for select 2012–2014 Chevrolet Silverado 2500 HD, Chevrolet Silverado 3500 HD, GMC Sierra 2500 HD, and GMC Sierra 3500 HD models. Verify vehicle application and required companion components before ordering to ensure a complete and compatible suspension system. This product carries a California Proposition 65 warning: Cancer and Reproductive Harm. Visit www.P65Warnings.ca.gov for more information.
Fits
Chevrolet Silverado 3500 HD 2011-2017
GMC Sierra 2500 HD 2011-2017
GMC Sierra 3500 HD 2011-2017



