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Rough Country 6551 Block and U-Bolt Kit
If the rear of your Chevrolet Silverado or GMC Sierra is sagging or you're looking to enhance your vehicle's lift, the Rough Country 6551 Block and U-Bolt Kit is engineered to meet your needs. This kit is specifically designed for the Chevrolet Silverado 2500 HD, Silverado 3500 HD, and GMC Sierra models from 2011 to 2019, providing a reliable solution for improving rear suspension performance.
Key Features
- Material: Blocks are constructed from fiberglass reinforced nylon, offering superior strength compared to standard cast blocks.
- Dimensions: Blocks measure 3 inches wide with a single 5/8-inch pin for a snug fit into the factory axle pad.
- Design: Tapered blocks are specifically designed to reduce driveline angles, enhancing overall drivability.
- U-Bolts: Made from e-coated corrosion-resistant steel, these u-bolts have a thread size of 5/8-inch, an inside width of 3 inches, and an inside length of 12 inches, ensuring secure installation.
- Finish: The blocks are finished in a sleek black powder coat for added durability and aesthetics.
Installation Details
The installation of the Rough Country 6551 kit typically takes about 2 to 3 hours. With the right tools and basic mechanical knowledge, you can achieve a more balanced rear stance without extensive modifications.
Fitment
This kit is confirmed to fit the following models:
- Chevrolet Silverado 2500 (2011-2018)
- Chevrolet Silverado 2500 HD (2019)
- Chevrolet Silverado 3500 (2011-2018)
- Chevrolet Silverado 3500 HD (2019)
- GMC Sierra (2011-2019)
With the Rough Country 6551 Block and U-Bolt Kit, you can restore your vehicle's stance and improve its load-carrying capacity with confidence. Each kit is backed by Rough Country's Satisfaction Guarantee, ensuring you get the quality and performance you expect.
Proposition 65
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
| Vehicle Make/Model | Year | Trims |
|---|---|---|
| Chevrolet Silverado 2500 | 2011-2012, 2014, 2016-2017 | Base |
| Chevrolet Silverado 2500 | 2013, 2015-2018 | LS |
| Chevrolet Silverado 2500 HD | 2011-2019 | LTZ |
| Chevrolet Silverado 2500 HD | 2011-2019 | WT |
| Chevrolet Silverado 2500 HD | 2011-2019 | LT |
| Chevrolet Silverado 2500 HD | 2015-2019 | High Country |
| Chevrolet Silverado 3500 | 2011-2013, 2016-2018 | Base |
| Chevrolet Silverado 3500 | 2015 | WT |
| Chevrolet Silverado 3500 HD | 2011-2019 | WT |
| Chevrolet Silverado 3500 HD | 2011-2019 | LTZ |
| Chevrolet Silverado 3500 HD | 2011-2019 | LT |
| Chevrolet Silverado 3500 HD | 2015-2019 | High Country |
| GMC Sierra | 2011-2019 | Denali |
| GMC Sierra | 2011-2012 | Base |
| GMC Sierra | 2013-2019 | SLE |
| GMC Sierra | 2013-2015 | SLT |
| GMC Sierra | 2014-2018 | All Terrain |
| GMC Sierra | 2019 | AT4 |
| GMC Sierra 1500 | 2011-2013 | WT |
| GMC Sierra 1500 | 2011-2019 | SLT |
| GMC Sierra 1500 | 2011-2019 | Denali |
| GMC Sierra 1500 | 2011-2013 | SL |
| GMC Sierra 1500 | 2011-2013 | XFE |
| GMC Sierra 1500 | 2011-2019 | SLE |
| GMC Sierra 1500 | 2011-2013 | Hybrid |
| GMC Sierra 1500 | 2014-2019 | Base |
| GMC Sierra 1500 | 2019 | AT4 |
| GMC Sierra 1500 | 2019 | Elevation |
| GMC Sierra 1500 Limited | 2019 | SLE |
| GMC Sierra 1500 Limited | 2019 | Base |
| GMC Sierra 2500 HD | 2011-2019 | SLE |
| GMC Sierra 2500 HD | 2011-2019 | SLT |
| GMC Sierra 2500 HD | 2011-2014 | WT |
| GMC Sierra 2500 HD | 2011-2019 | Denali |
| GMC Sierra 2500 HD | 2015-2019 | Base |
| GMC Sierra 3500 HD | 2011-2019 | SLT |
| GMC Sierra 3500 HD | 2011-2019 | Denali |
| GMC Sierra 3500 HD | 2011-2014 | WT |
| GMC Sierra 3500 HD | 2011-2019 | SLE |
| GMC Sierra 3500 HD | 2015-2019 | Base |
Rough Country is an aftermarket company that specializes in producing suspension products for various offroad vehicles, including Jeeps. They are best known for their shocks and suspension lift kits used by multiple offroaders. Today, Rough Country is one of the most recognized offroad suspension brands in the market.
4x4 Suspension ExpertsDue to the increase in popularity of outdoor activities, including 4x4s, Rough Country invested in their Research and Development to produce quality suspension products for these vehicles. The company also offers other offroading products such as lighting upgrades, exterior, and interior pieces, drivetrain components, winches, steering upgrades, and more.
With years of experience in the business, Rough Country was able to develop a comprehensive list of suspension parts that fit most offroad cars, pickups, and SUVs made. Even up to this day, Rough Country is continuously finding new ways to improve its products to meet the demands of their customer.
Rough Country manufactures following the standards put in place by the company and regulators. It guarantees that what you will be getting is the best because this is what you deserve.
Purchase Rough Country Products At Vivid RacingIf you are in the market for a quality suspension upgrade for your vehicle, then Rough Country has the right parts for you. Their products are designed to improve your vehicle's performance and handle the most challenging terrain that offroading offers. To know more about Rough Country and what they can offer, visit Vivid Racing and check out their list of products that fit your specific need.
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