5 Best Metal for Trailer Sides: Options Compared

Choosing the right metal for your trailer sides can make a big difference in durability, weight, and ease of use. Whether you are building a stake bed, repairing an enclosed trailer, or adding side panels to a flatbed, the material you pick matters.

This guide compares five top products, including steel brackets for wood sides and aluminum panels for enclosed trailers. You will find clear details on each option to help you decide what works best for your specific trailer setup.

Harvards Chrome 8 PC Utility Trailer Rack Wood Panel Sides Stake Bed Gate

If you are looking to secure wood side panels on a utility trailer, this set of eight steel brackets from Harvards Chrome is a solid choice. Each bracket measures 4 inches long by 2.5 inches high and includes three screw holes with a 5/16-inch diameter. The heavy-duty steel construction is zinc coated to resist rust, which helps the brackets hold up in outdoor conditions. You get four left and four right brackets, enough to connect all four corners of your trailer stake bed.

Installation is straightforward with a direct bolt-on design, so you can attach them without complicated modifications. These brackets are specifically made for holding gates and side panels together, giving your trailer a more secure structure. If you need a reliable way to fasten wood sides without welding or custom fabrication, this kit offers a practical and durable solution that fits standard utility trailer setups.

View all product features

• 8 Pieces: Wood Panel Connector Bracket Sets, 4 Left and 4 Right, Enough to Connect 4 Corners. Great for Holding Gates and Side Panels Together.
• Durable: Heavy Duty Steel, Zinc Coated to Prevent Rusting.
• Size : 4" Long x 2-1/2" High – 3 Screw Holes (5/16" diameter).
• Easy Installation: Direct Bolt On.

---

ELITEWILL 4 Sets Trailer Wood Sides Brackets Latch Rack Stake Body Gates Corner

ELITEWILL offers a set of four trailer wood side brackets designed to enhance safety and stability for your stake body gates. These corner connectors are made from high-strength steel with a galvanized finish, providing strong resistance against rust and corrosion. The weather-resistant coating adds an extra layer of protection, so the brackets can handle rain, sun, and other harsh conditions without degrading quickly. Each set comes with screws for a complete installation package.

By using these brackets, you can effectively increase your trailer’s capacity by securing the wooden side panels more firmly. The design focuses on superior support, which helps keep your cargo in place during transport. If you want a durable and easy-to-install solution for reinforcing wood sides on a trailer, this product delivers reliable performance. The galvanized steel construction ensures long-lasting durability, making it a practical choice for regular use.

View all product features

• 【Enhanced Safety and Stability】ELITEWILL trailer wood side brackets are designed to provide superior support and stability to the wooden side panels, ensuring that your cargo remains securely in place even on rough roads or during sharp turns, enhancing overall transportation safety.
• 【Durable Construction】The trailer corner latch are made from high-strength steel and galvanized for rust and corrosion resistance, ensuring long-lasting durability and reliability.
• 【Weather-Resistant Coating】Our corner connectors for wood feature a weather-resistant coating that protects against harsh environmental conditions, providing longevity and performance in bad weather.
• 【Increased Trailer Capacity】By using our wood side brackets, you can easily expand your trailer’s cargo space and capacity, keeping your loads secure and stable, suitable for various transportation need.
• 【Easy Installation Design】Each bracket comes with pre-drilled holes and all necessary screws, making the installation process quick and easy, without the need for additional tools or complicated steps.

---

Size Metal White Aluminum Trailer Skin 0.025" 49×96 for Enclosed Trailers

Size Metal’s white aluminum trailer skin is a top-selling panel in the USA, used by many trailer and truck body manufacturers. This 0.025-inch thick sheet measures 49 by 96 inches and is heat treated specifically for trailer applications, making it more dent resistant than regular soft aluminum. The high-gloss acrylic paint finish is beautiful, durable, and easy to clean, with UV resistance to prevent fading over time. It is designed for enclosed trailers, RVs, concession trucks, food trucks, and dry vans.

If you need to replace or upgrade the siding on an enclosed trailer, this panel offers a professional look and reliable protection. The heat-treated aluminum ensures it holds up against impacts and weather, while the paint keeps it looking fresh. You can cut it to size for custom fits, and its dent-resistant nature means fewer repairs down the road. For a high-quality aluminum skin that combines strength and aesthetics, this is a strong contender.

View all product features

• Application: This is #1 seller in USA. All trailer and truck body manufacturers are using this.
• Quality: Top Quality! Made in USA. This aluminum panel is specifically heat treated for trailer and truck body applications. Don't get fooled and buy regular soft aluminum!
• Features: This material is dent resistant making it perfect for trailer and truck body applications.
• Paint: This aluminum panel comes with high gloss acrylic paint. It is beautiful, durable, easy to clean and UV resistant.
• Surface Protection: The front side is protected by PVC film. Simply remove the film after installation. The back side is protected by clear epoxy backing for smooth installation.

---

Yaocom Black Aluminum Trailer Skin 4×8 ft 0.02 Inch for RV and Camper

Yaocom’s black aluminum trailer skin comes in a 4 by 8 foot sheet with a thickness of 0.02 inches, offering a large coverage area for various applications. The black finish is designed for outdoor use, providing corrosion resistance and long-term protection for trailers, RVs, campers, concession trucks, and more. This aluminum sheet is flexible and cuttable, so you can trim or shape it to fit your specific project needs, whether you are repairing damaged trailer skin or covering an exterior surface.

This panel works well for enclosed trailers, food trucks, and roof flashing, giving you a versatile material that is easy to install. The black color offers a sleek appearance that can match many trailer designs. While it is thinner than some options, its flexibility makes it suitable for curved or irregular surfaces. If you need an affordable and adaptable aluminum sheet for repairs or new builds, this product provides a practical solution with good corrosion resistance.

View all product features

• 4 x 8 ft Aluminum Trailer Skin: includes 1 black aluminum sheet measuring 96 x 48 inches with 0.02 inch thickness; Large coverage size is suitable for trailer repair, RV siding, camper panels, and food truck exterior projects
• Durable Black Aluminum Material: made of aluminum with a black finish, designed for outdoor use, corrosion resistance, and long-term protection on trailers, campers, concession trucks, and dry vans
• Cuttable and Flexible for Installation: the sheet can be trimmed, shaped, or fitted according to your project needs; Suitable for replacing damaged trailer skin, covering exterior surfaces, or making custom flashing
• Wide Application: works for enclosed trailers, RVs, food trucks, concession trailers, campers, dry vans, garage projects, roof flashing, wall panels, and general metal repair
• Rolled Packaging Notice: the aluminum sheet is shipped rolled for easier transportation; Please unroll carefully before installation; Minor curvature from rolled packaging can be flattened before use

---

Rvdeaa 30" Adjustable C Channel Pipe Stakes for Flatbed Trucks and Trailers

Rvdeaa’s adjustable C channel pipe stakes are built from thickened 6mm solid steel, offering a heavier-duty option compared to many stakes that use only 4.4mm thickness. These 30-inch stakes are coated with a corrosion-resistant black finish to withstand outdoor exposure. The design includes four adjustable holes, allowing you to modify the height to fit different pipe sizes and configurations. They are intended for flatbed trucks and trailers, providing solid support for securing goods during transport.

Installation is simple: the stakes slide into embedded weight slots on the sides of your trailer, making them compatible with most standard flatbed setups. The heavy-duty steel construction ensures they can handle significant loads without bending. If you need a reliable way to add side support to a flatbed trailer, these adjustable stakes offer strength and flexibility. The 6mm thickness gives you extra peace of mind when hauling heavy or bulky items.

View all product features

• 【Thickened 6mm Heavy-duty Steel】Our adjustable C channel pipes are made of 6mm thickness solid steel（while others' only 4.4mm thickness) and coated in corrosion-resistant black finish, so our pipe stake is very durable for a long-time outdoor using.
• 【Powerful Support Assistant】This 30" Trailer C channel stake will greatly assist you in placing goods on the truck and providing necessary and solid support during flatbed trailer transportation. Enhance your goods safety during transportation.
• 【Adjustable 4 Holes Design】Heavy-duty C channel pipe stake has 4 adjustable holes, you can modify its height to adapt to different pipe sizes and configurations.
• 【Easy Installation】 It can be easily installed into embedded weight slots on the sides of trailers; fit for most stake pockets, flush or outside stake pockets.
• 【Reliable After-sale Service】If you have any questions after receiving the stake pipes, please feel free to contact us anytime. Our professional customer service will give you a quick response and a satisfactory solution.

---

Buyer’s Guide: What to Consider

When selecting metal for trailer sides, consider material, thickness, corrosion resistance, installation ease, and your specific trailer type. These factors ensure durability and proper fit.

• Material Type: Choose between steel for strength and durability or aluminum for lightweight, corrosion-resistant panels. Steel brackets work best for wood sides, while aluminum suits enclosed trailers.
• Thickness and Gauge: Thicker materials like 6mm steel offer more strength for heavy loads. Thinner aluminum (0.02-0.025 inch) is lighter and easier to cut but may dent more easily.
• Corrosion Protection: Look for zinc coating, galvanization, or weather-resistant paint to prevent rust. This is crucial for trailers exposed to rain, road salt, and moisture.
• Installation Method: Bolt-on brackets and stakes are easy to install without welding. Aluminum panels may require cutting and fastening with screws or rivets. Ensure compatibility with your trailer.
• Application Fit: Match the product to your trailer type: utility trailers need wood side brackets, enclosed trailers need aluminum skins, and flatbeds need C channel stakes for side support.

Conclusion

Choosing the right metal for your trailer sides depends on your trailer type and needs. Steel brackets like those from Harvards Chrome and ELITEWILL are great for wood-sided utility trailers, while aluminum panels from Size Metal and Yaocom work well for enclosed trailers. For flatbed trucks, Rvdeaa’s adjustable steel stakes provide strong side support.

Consider the material thickness, corrosion protection, and installation method that best fits your project. Each product here offers a specific advantage, so pick the one that matches your trailer’s design and your intended use.