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SKU: 63404887SPC
Go Rhino RB10 Slim Running Boards Kit w/ Brackets – 2020-2022 GMC Sierra 2500HD Crew Cab (New Body) – Textured Black
The Go Rhino Slim Running Boards Kit is the #1 selling slim-line running boards with brackets for 2020-2022 GMC Sierra 2500HD Crew Cab (New Body Style). Heavy-duty 16-gauge zinc-coated galvanized steel with Raptor-inspired louvered design offers full-length stepping surface, increased ground clearance for off-roading, superior panel protection from debris, and aggressive textured black finish the ultimate running board upgrade for any Sierra 2500HD build seeking durability, style, and practical off-road capability without bulk.
Key Features
- Slim-Line Design – 4-inch wide (vs. 6-inch original) for tighter fit and better ground clearance
- 16-Gauge Zinc-Coated Steel – Heavy-duty galvanized construction for maximum strength and corrosion resistance
- Raptor-Inspired Louvered Pattern – Aggressive styling with debris protection for rocker panels
- Full-Length Step Platform – Provides secure, easy access across entire cab length
- Textured Black Finish – Durable, low-maintenance coating with 5-year warranty
- Includes Brackets – Complete kit with vehicle-specific mounting hardware
| Spec | Detail |
|---|---|
| Part Number | 63404887SPC |
| Brand | Go Rhino |
| Type | RB10 Slim Running Boards Kit w/ Brackets |
| Material | 16-Gauge Zinc-Coated Galvanized Steel |
| Finish | Textured Black |
| Width | 4 inches (at widest point) |
| Compatibility | 2020-2022 GMC Sierra 2500HD Crew Cab (New Body Style) |
| Country of Origin | United States |
| Warranty | Limited Lifetime on Materials/Construction; 5-Year on Textured Black Finish |
Whats Included
- Pair of RB10 Slim Running Boards (textured black)
- Vehicle-specific mounting brackets
- All necessary hardware
- Installation instructions
Product Notes
- Designed specifically for 2020-2022 GMC Sierra 2500HD Crew Cab (New Body Style)
- Increased ground clearance ideal for off-roading and trail use
- Protects rocker panels from debris and rocks
Installation Notes
- Bolt-on installation using included brackets
- Estimated time: 1–2 hours
- Professional installation recommended for proper alignment and torque
This Part Fits
| Year Range | Make | Model | Trim / Engine | Notes |
|---|---|---|---|---|
| 2020-2022 | GMC | Sierra 2500HD | Crew Cab (New Body Style) | RB10 Slim Running Boards w/ Brackets |
Why Choose Go Rhino RB10 Slim Running Boards?
- #1 choice for slim, durable running boards on heavy-duty trucks
- Built & tested in the United States
- Chosen by Sierra 2500HD owners for off-road clearance, debris protection, and aggressive textured black styling
Frequently Asked Questions
-
Q: Does this fit my 2021 GMC Sierra 2500HD Crew Cab?
A: Yes, direct fit for 2020-2022 GMC Sierra 2500HD Crew Cab (New Body Style). -
Q: How wide are the boards?
A: 4 inches at widest point slim design for better ground clearance. -
Q: Is it easy to install?
A: Yes, bolt-on with included brackets; no drilling required.
Shipping & Handling
- Method: Ground UPS or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Official Go Rhino retail box
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Looks pretty nice
Looks pretty nice, pricing was good and the reinforcement is a big plus.
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I emailed customer service to inquire about when it would be shipped. They checked and emailed me with the answer. Customer service is A1
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