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TrailFX AL4003B 4.5" Hexagonal Aluminum Step Bars for 07-18 Silverado/Sierra

Manufacturer

TrailFX

<p>TrailFX has built a reputation as a trusted manufacturer of functional truck accessories designed to withstand the demands of both professional worksites and weekend adventures. Quality, function, and innovation are key contributors which drive the development of all products under the TrailFX brand, making them a go-to choice for truck owners who need reliability without compromise. From front-end protection to bed storage solutions, TrailFX delivers purpose-built components that enhance capability while maintaining an affordable price point.</p> <h3>Protection That Works as Hard as You Do</h3> <p>A prominent manufacturer of side steps, bumpers, grille guards, tool boxes, lighting, bed accessories, and much more, TrailFX offers upscale products that are built to last and to impress. The brand's approach prioritizes durability and real-world performance over unnecessary flash. Their <a href="/1847-trailfx-hood-deflector-10669">hood deflectors</a> shield paint and windshields from road debris, reducing maintenance costs and preserving resale value. Meanwhile, <a href="/1847-trailfx-bumper-1340">bumpers</a> built from heavy-duty materials provide critical front-end protection for trucks that venture off-road or navigate demanding job sites where impacts are inevitable.</p> <h3>Bed Protection and Cargo Management</h3> <p>Protecting the truck bed from daily wear is essential for maintaining vehicle value. TrailFX addresses this with comprehensive bed protection solutions, including <a href="/1847-trailfx-truck-bed-liner-1008">truck bed liners</a> designed to prevent scratches and dents from cargo loading. Tailgate liners further reduce wear and tear by shielding against impacts during loading and unloading. The brand's <a href="/1847-trailfx-tailgate-liner-1172">tailgate liners</a> complement full bed protection systems by targeting the most vulnerable impact zones. For contractors and tradespeople who need organized storage, TrailFX <a href="/1847-trailfx-ladder-rack-10600">ladder racks</a> provide secure mounting solutions that keep equipment accessible without consuming valuable bed space.</p> <h3>Built for Real-World Conditions</h3> <p>TrailFX is known for designing functional, affordable truck accessories that support both work and recreation. The brand's focus is on ruggedness, performance and versatility, making its products a trusted choice among truck owners who need reliability in demanding conditions. Whether navigating construction sites, hauling equipment, or exploring backcountry trails, TrailFX accessories are engineered to handle the punishment. The combination of thoughtful design and robust materials means these components continue performing long after installation, making them a smart investment for anyone who depends on their truck daily.</p> <h3>Why Truck Owners Choose TrailFX</h3> <p>When compared to other brands, TrailFX stands out for balancing affordability with long-lasting durability. The brand understands that truck accessories must justify their cost through years of reliable service. From protective components that prevent expensive body damage to functional upgrades that improve workflow efficiency, TrailFX delivers value that extends well beyond the initial purchase. Their extensive product lineup ensures compatibility across truck makes and models, while maintaining the quality standards that have made the brand a staple in the truck accessories market.</p>

Part Number

AL4003B
06/01/2036 11:09 AM
Sale Price

$359.60

In Stock (10+)

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The TrailFX A4 Series AL4003B step bars deliver rugged functionality and sleek styling for 2007-2018 Chevrolet Silverado and GMC Sierra Double Cab (Extended Cab) trucks. Constructed from weatherproof hexagonal extruded aluminum, these 4.5-inch step bars provide a wider stepping surface for easier vehicle access while resisting corrosion and the elements.

Key Features:

  • 4.5-inch hexagonal extruded aluminum construction for strength and durability
  • Titanium black powder coat finish resists rust, corrosion, and UV damage
  • Custom-fit mounting brackets with protective plastic covers included
  • Integrated step pads provide enhanced grip and traction
  • Vehicle-specific design ensures precise fit for Double Cab models
  • Weatherproof construction stands up to harsh conditions

TrailFX A4 Series step bars combine practical functionality with distinctive hexagonal styling, offering a durable side step solution that enhances both accessibility and appearance. The powder-coated finish ensures long-lasting protection against road debris, salt, and moisture, while the textured step pads deliver secure footing in all weather conditions.

Products specifications

Bracket Material

Steel

Drilling Required

No

Mounting Location

Rocker Panel Mount

End Cap Type

Straight

Material

Aluminium

Number Of Brackets Per Side

2 Mounts

Includes Mounting Bracket

Yes

Weight Capacity (LB)

300 Pounds

Color/ Finish

Black Powder Coated

Pads Per Bar

2

Step Type

With Surface Steps

Diameter (in)

4-1/2 Inch

Type

Hexagonal

Prop 65 - Short Label

WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov

Prop 65 Y/N

Y

Quality parts. Priced affordability and got here pretty fast. No complaints

Great prices and shopping experience.

N

Fast and easy

excellent

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