COMNOVA Geometric Two-Step Running Boards for Silverado/Sierra Crew Cab

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Product guide

COMNOVA Geometric Two-Step Running Boards for Silverado/Sierra Crew Cab

COMNOVA AUTOPART: COMNOVA Geometric Design Running Boards are two-step steel side boards listed for full-size-door Crew Cab Silverado and Sierra trucks. Their upper step is intended to help with roof access, while the lower step serves passenger entry. Confirm your truck’s exact year and cab fit before ordering.

At a glance

Two levels provide a lower step for passenger access and an upper step intended for roof cargo and cleaning access.
Manufacturer describes a three-tube triangular carbon-steel structure and a textured black powder finish over an e-coating process.
Drainage holes are described as helping water and mud escape from the step surface.
Manufacturer states bolt-on installation requires no drilling or cutting and includes mounting hardware and instructions.

Price

$196.64Save 21%

Reference price: ~~$249.99~~

Price checked: Nov 12, 2026

View offer

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Pros and cons

Pros

Two-step layout serves both passenger entry and reaching the roof, according to the product description.
The listed kit includes two side steps, hardware, installation instructions, and mounting brackets.
The manufacturer lists a 500-pound capacity and carbon-steel construction.

Cons

The pair is listed at 81.4 pounds, so handling and fitting the boards may be less convenient than with lighter steps.

Technical specifications

14 specifications

Identity
Brand	COMNOVA AUTOPART
Model	20835V6-SS
Vehicle fit listed	2019-2026 Chevy Silverado/GMC Sierra 1500 Crew Cab, 2020-2027 Silverado/Sierra 2500HD 3500HD Crew Cab

Dimensions and installation
Dimensions listed	82 x 6 x 6.3 inches
Weight listed	81.4 pounds
Installation type	Vehicle Specific Fit
Installation method	Bolt-on installation requires no drilling or cutting

Materials and protection
Material listed	Carbon Steel
Color	Black
Exterior finish	Dual-Stage Textured Black Powder

Load and design
Maximum listed weight capacity	500 pounds
Number of items	2
Step design	Two-step design

Warranty
Manufacturer warranty description	2 Years

What to know before buying

Listing details to confirm

Fit is specified for Crew Cab models with four full-size doors. The listing title covers Silverado/Sierra 1500 model years 2019–2026, while fitment details also include 2020–2027 2500HD and 3500HD Crew Cab trucks. Verify the exact year and cab configuration before purchase. The stated weight capacity and corrosion protection are manufacturer claims, not independent test results.

What’s in the box

Included

2 side steps
Hardware
Installation instructions
Mounting brackets

Who is it for?

A good fit for

Silverado or Sierra Crew Cab owners who want a lower passenger step and a higher step for roof access.
Buyers seeking black carbon-steel side steps with a stated bolt-on installation method.

Less suited to

Owners of trucks without four full-size doors or those whose exact year and cab configuration are not confirmed in the listed fitment.

COMNOVA Geometric Two-Step Running Boards for Silverado/Sierra Crew Cab · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 187 ratings

5 stars82%82%
4 stars8%8%
3 stars6%6%
2 stars1%1%
1 star3%3%

Customer feedback highlights appearance, finish, perceived build quality, and straightforward installation, including reports of simple instructions and one-person installation. Some customers describe the boards as sturdy, while flexibility feedback is mixed, with reports both of no flex and of flexing. That variation matters for buyers prioritizing a rigid-feeling step, since the listed 500-pound capacity is a manufacturer claim and does not resolve those differing experiences.

Positive themes

Customers describe the finish and appearance favorably.
Customers report easy installation and appreciate the instructions.
Customers describe the boards as sturdy and well made.

Mixed feedback

Feedback on flexibility differs, with some customers reporting no flex and others saying the boards flex.

Frequently asked questions

Which trucks are listed as compatible?

The listing names 2019–2026 Silverado and Sierra 1500 Crew Cab models and 2020–2027 Silverado and Sierra 2500HD and 3500HD Crew Cab models. It specifies four full-size doors, so check your exact year and cab configuration.

What is the purpose of the two steps?

The lower step is intended for passenger entry and exit. The upper step is described as helping with roof cargo access and roof cleaning.

Does installation require drilling?

The manufacturer describes bolt-on installation that requires no drilling or cutting, and lists brackets, hardware, and instructions in the package.

What is included?

The listed contents are two side steps, hardware, installation instructions, and mounting brackets.