Make My Trailer

Everything you need to know about the

8.5x34 Triple Axle with Barn Doors

1. Technical Features Table

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Standard Features Rolling Vault
PRICE $10,030.00
EXTERIOR METAL .080 Polycore Exterior / Semi-Screwless Exterior
AXLES 5200lb Drop Leaf Spring Axle w/ E.B.
V-NOSE V-Nose w/ 24″ Stoneguard
DOME LIGHT
WALLS/CEILING TUBING 2″ x 2″ 16GA Steel Tube
FLOOR TUBING 2″ x 8″ 3/16 Thick Steel Tube Main Frame
FLOOR CROSS-MEMBERS Cross Members (16″ on center)
ROOF CROSS-MEMBERS 24″ On Center Roof Members
WALL CROSS-MEMBERS 16″ On Center Sidewalls
LIGHTS Strip Taillights-Reverse / Loading Light Above Rear / (2) 3′ Strip Lights
INTERIOR HEIGHT 78″ (6’6″)
REAR DOOR Heavy Duty Ramp Rear Door w/ Aluminum Handle
PLUG / COUPLER (BALL) 7 Way Bargman Plug / 2 5/16″ 14000lb Coupler
FENDERS ATP Fenders / ATP Stepwell
SIDE DOOR 36″ x 75″ Side Door w/ Flushlock
TIRES ST235/80R16 16″ Radial Tires
RIMS/WHEELS Silver Rims
ROOF MATERIAL Galvalume Roof
STONEGUARD 24″ Stoneguard
TONGUE JACK 5000lb A-Frame Jack w/ Sand Foot
HUBS E-Z Lube Hubs
THERMA-PLY
WALL MATERIAL 3/8″ Plywood Walls
FLOOR MATERIAL 3/4″ Plywood Floor
VENTS 2 Sidewall Vents
D-RINGS (4) 5000lb D-Rings
EXTENDED TONGUE 60″ Extended Triple Tube Tongue
BEAVERTAIL 48″ Beavertail
EMPTY WEIGHT 5600 lbs
LOAD CAPACITY 10,000 lbs
GVWR 15600 lbs
TONGUE WEIGHT 720 lbs

2. Technical FAQ

What’s the EXTERNAL trailer length, width and height on the 8.5x34?

Overall Length: 37’6″ / 450 in (Breakdown: 34′ on the Box + 3’6″ on the Tongue) 20″ on the Vnose
Overall Width: 8’6″/ 102 in (Breakdown: 8’6″ on the Box)
Overall Height: 8’4″ / 100 in (Breakdown: 7′ on the Box + 16″from the ground to the box)

What’s the INTERNAL trailer length, width and height on the 8.5x34?

Overall Length: 33’9″ Box (Breakdown: Subtract 3″ which counts for rear door & framing) plus 20″ on the Vnose
Overall Width: 8′ Wall to Wall (Breakdown: Subtract 3″ (each wall) which counts for framing & Plywood)
Width Between Wheel Boxes: 81 inches (Breakdown: Subtract 7.5″ (each side) which counts for wheel boxes
Overall Height: 7′

What are the Rear Door Entry Measurements on the 8.5x34?

Width: 90″ (Breakdown: Subtract 12″ (6 on each side) which counts for plywood & framing)
Height: 78″ (Breakdown: Subtract 6″ which counts for plywood & framing)

What electric hookup do I need for my trailer lights?

7-way Round plug

What is the bolt pattern for the wheels?

5x4.5 (5 Lug)

What is your tire ply rating?

5200 lb Axles: 8 Ply
6000 lb Axles: 10 Ply

What is semi screw less?

Screws are 4′ apart instead of being every 2′

What paint do you typically use for underneath the plywood?

It’s an asphalt undercoating paint

Do you need HELP selecting your Custom Options?

We developed a section exclusively for Custom Options where we show sample photos and explain most popular options:

Click Here for More Information.

Here are examples of some of the most popular Custom Options:

– Blackout Package
– Electrical Package
– Insulation Package
– Rubber Flooring
– Etracks
– D-rings
– Windows
– Extended Tongue
– Extra Height
– Ladder Racks
– Finished Interior (Metal/Vinyl)
– Air Conditioner
– Lighting Options
– Axle Upgrades
– Concession Window
– Special Door Options
– Cabinets
– Barn Doors

3. Sample Photos

4. Sample Video

enclosed cargo trailer video overview

5. Sample Colors (Click to enlarge)

6. Purchase FAQ

Is there Financing available?

Click the link below for Financing Options:
https://makemytrailer.com/enclosed-trailer-financing-services/

Is there Delivery available?

Click the link below for Delivery Options:
https://makemytrailer.com/delivery/

What Paperwork comes with my Trailer?

30 Day Temporary Tag, Certificate of Origin and obviously your Title so you can register your brand new trailer

Are your prices Factory Direct?

Yes they are and also the reason why your trailer pick up is directly at the Factory.

Do we Charge Taxes?

We do not charge any taxes, that’s something that you pay when you register the trailer

When can I get my VIN number?

Yes, as soon as your trailer is ready we can provide your with your VIN number.

How can I pay my Deposit?

1) Credit or Debit Card (over the phone or invoice sent to your email)
2) Mail a Cashier’s Check
3) Wire Transfer

What happens after the Deposit is paid?

Once your deposit is confirmed we’ll send you an email just make everything official and after 24 hours (timeframe we provide in case of any changes) we will send your order to our production team so they can start working on your future top notch trailer

How long does our production team takes to the build your trailer?

It depends on 2 factors: The season and your Order so make sure to ask our awesome sales team for a more accurate completion timeframe but on average you might be looking between 2 to 4 weeks on standard order and about 3 to 5 weeks for orders with custom options.

Note: We do make exceptions so make sure to ask our sales team

Do I get any updates on my order?

We don’t usually provide any updates during the building process but we can definitely ask our production team how things are going but as soon as your trailer is ready, we will send you the completion email along with the instructions so you can start your pick up arrangements

Buy Now

By clicking Buy Now, you will be redirected to our secure PayPal checkout page. A deposit is required to reserve the standard version of this trailer size. The remaining balance, including any selected options or upgrades (such as A/C or insulation), will be due at pickup or delivery. Final price may vary depending on manufacturer and features. Please contact us to confirm details before completing your order.

7. Need a Quote?

Have you recently invested in an enclosed cargo trailer, or are you looking to maximize the lifespan and efficiency of your current one? Our comprehensive PDF guide is your ultimate companion to mastering the art of trailer maintenance!

Safeguard Your Investment:

10 Smart Ways to Prevent Trailer Theft!

enclosed cargo trailer video overview
Useful Article About:

Maximize Your Haul: Discover the Advantages of 8.5x34 Triple Axle with Barn Doors, Key Features, and Enhanced Durability

In a world where efficiency, capacity, and security are paramount, choosing the right equipment is not just a decision—it’s a strategic investment. For businesses, motorsports enthusiasts, and serious hobbyists, the challenge often lies in finding a single hauling solution that meets the demanding criteria of size, stability, and accessibility. The growing need for capable transport solutions is reflected in the market itself; the global semi-trailer market was valued at USD 36.58 billion in 2024 and is projected to climb to USD 56.44 billion by 2032, according to Data Bridge Market Research. This growth underscores a clear demand for trailers that can do more, carry more, and protect more. This article explores the definitive solution for large-scale hauling needs: the 8.5x34 triple axle trailer with barn doors, a combination engineered for maximum performance.

Introducing the 8.5x34 Triple Axle with Barn Doors: A Game-Changing Solution

For those who move classic cars, manage contracting businesses, or operate a professional race team, the limitations of standard trailers are all too familiar. The 8.5x34 triple axle enclosed trailer with barn doors emerges as a superior alternative, designed to overcome these challenges. This isn’t just a bigger cargo trailer; it’s an integrated system where each component—the expansive dimensions, the robust triple-axle foundation, and the versatile barn doors—works in synergy to deliver unparalleled capability.

8.5x34 enclosed trailer for sale near me

The Common Challenges of Heavy-Duty Hauling

Heavy-duty hauling presents a unique set of obstacles. Insufficient space forces difficult decisions about what to leave behind. Inadequate weight capacity creates safety risks and potential legal issues. Poor stability, especially with tandem axle configurations under heavy loads, can lead to dangerous trailer sway and driver fatigue. Furthermore, access limitations, particularly with traditional ramp doors in tight spaces, can turn simple loading and unloading into a logistical nightmare.

The Foundation of Grand Scale Hauling: Understanding the 8.5x34 Dimensions

The Significance of 34 Feet Long: Vast Capacity for Any Mission

The sheer length of a 34-foot trailer opens up a world of possibilities. This substantial space allows for the transport of multiple vehicles, such as a primary race car and a support vehicle, or a complete collection of motorcycles. For commercial users, it means carrying an entire workshop’s worth of tools, equipment, and materials to a job site in a single trip, drastically improving operational efficiency. This enclosed car trailer configuration provides the volume needed for ambitious projects without compromise.

What You’ll Discover: Unlocking Unparalleled Capacity and Efficiency

Throughout this guide, you will discover how the specific features of an 8.5x34 triple axle trailer with barn doors translate into tangible benefits. We will dissect the structural superiority of the triple axle design, explore the practical advantages of barn doors over a conventional ramp door, and detail the robust construction that ensures your investment lasts. Prepare to see how this powerful combination of features creates the ultimate platform for any serious hauling task.

Unmatched Stability and Capacity: The Triple Axle Advantage

Superior Weight Distribution and Gross Vehicle Weight Rating (GVWR)

The cornerstone of this trailer’s capability is its triple axle configuration. Moving beyond tandem axles, the third axle fundamentally changes the dynamics of heavy hauling. It allows for a significantly higher Gross Vehicle Weight Rating (GVWR), meaning you can legally and safely carry more payload. The weight of the cargo is distributed across six tires instead of four, reducing the stress on each component and providing a more stable, planted feel on the road. This distribution is critical for preventing axle overload and ensuring a smoother, safer journey.

Why 8.5 Feet Wide? Maximizing Interior Space

The 8.5-foot width is the standard for maximizing interior volume while remaining compliant with road regulations. This width provides ample room to maneuver vehicles inside, open car doors without fear of scratching, and install essential custom options like cabinets, workbenches, or shelving along the walls. When paired with the 34-foot length, this creates a cavernous interior that is both spacious and functional, making it an ideal platform for a dedicated car hauler or a mobile workshop.

Durability and Longevity: Protecting Your Investment

A triple axle design inherently contributes to the trailer’s longevity. By spreading the load, it minimizes wear and tear on individual axles, suspension components, and tires. This means fewer replacements and less downtime over the life of the trailer. When combined with features like heavy-duty framing and robust suspension systems, such as torsion axles, the triple axle setup becomes a key part of a long-term, reliable investment that protects both the trailer and its valuable contents.

Beyond the Ramp: Accessibility Redefined

The Inherent Advantages of an Enclosed Trailer

Before diving into door specifics, it’s crucial to acknowledge the core benefit of an enclosed trailer. It provides comprehensive protection from weather, road debris, and potential theft. Your cargo, whether it’s a priceless show car, expensive contracting equipment, or a fleet of motorcycles, remains secure and out of sight. This security is a foundational element that the door configuration either enhances or compromises.

Enhanced Security and Discreet Access

This is where barn doors truly excel. Unlike a large ramp door that exposes the entire contents of your trailer when opened, barn doors offer discreet and controlled access. You can open one door to enter or retrieve a single item without revealing everything inside. This is a significant security check advantage in public spaces or at busy event venues. The robust, dual-door design with heavy-duty locking mechanisms provides a more formidable barrier against unauthorized entry.

Unmatched Stability and Capacity: The Triple Axle Advantage

The choice of barn doors perfectly complements the stability offered by the triple axle design. When parked on uneven ground, a long ramp door can be difficult to deploy safely. Barn doors are unaffected by ground slope, swinging open easily regardless of the terrain. This practical advantage ensures that the trailer’s accessibility matches its all-terrain stability, allowing you to load and unload confidently wherever your mission takes you.

Engineered for Endurance: Understanding the Robust Build Quality

Beyond Tandem: Why Three Axles Reign Supreme for Heavy Loads

The leap from tandem axles to a triple axle configuration is about more than just adding two extra wheels. It represents a fundamental upgrade in engineering for stability and safety. With heavy or long loads, a tandem axle trailer is more susceptible to swaying, especially in crosswinds or during emergency maneuvers. The third axle acts as a stabilizing extension, dramatically reducing sway and enhancing braking performance by providing an additional set of brakes. This makes the triple axle the undisputed champion for hauling substantial weight over long distances.

Durable Exterior and Interior Materials

A trailer’s longevity is determined by its materials. High-quality models feature a sturdy steel frame with robust cross members and roof members, often spaced 16 inches on center for superior strength. The exterior is typically clad in durable aluminum metal, while the interior floor is made from heavy-duty 3/4-inch plywood floors, capable of withstanding the immense point loads of vehicle tires and heavy equipment. An interior thermoply ceiling liner helps regulate temperature and reduce noise, adding to the overall quality of the build.

Superior Weight Distribution and Gross Vehicle Weight Rating (GVWR)

The robust construction works in concert with the triple axle system to achieve a high GVWR. The frame, flooring, and axles are engineered as a cohesive unit. Torsion axles are a premium option, offering a smoother ride than traditional leaf springs because each wheel moves independently. This reduces vibrations transferred to the cargo and the trailer frame. Paired with E-Z Lube Hubs for simplified maintenance and an asphalt undercoating paint to protect the chassis from corrosion, this build quality ensures the trailer can handle its maximum rated capacity for years to come.

Customization for Peak Performance: Tailoring Your 8.5x34 Trailer

Essential Custom Options for Specific Applications

The true power of an 8.5x34 enclosed trailer lies in its potential for customization. Standard features like a V-Nose front for improved aerodynamics, a sturdy tongue jack, and a 2 5/16” coupler for tandem axle (and triple axle) setups provide a solid starting point. From there, custom options transform it into a specialized tool. You can adjust the interior height for taller vehicles, add extra lighting, and install robust tie-down points. Every trailer comes with a unique VIN number and a certificate of origin for easy registration.

Motorsports Enthusiasts & Professional Racers (Race Trailer, Car Hauler)

For the racing world, this trailer is a blank canvas. It can be outfitted as a complete race trailer with aluminum cabinets for tools, a workbench for trackside repairs, and specific lighting packages. The barn doors provide quick access to the interior without dropping a ramp, which is ideal in a crowded paddock. This setup easily functions as a professional-grade car hauler, protecting high-value assets during transport.

The Gateway to Efficiency: Unlocking the Benefits of Barn Doors

The choice of barn doors is a customization that significantly impacts workflow. For contractors, they allow forklift access for loading pallets directly into the trailer, something a ramp door’s slope can complicate. For mobile businesses, they can be opened and secured against the trailer sides, creating a wide, welcoming entryway. This versatility makes the trailer adaptable to a wide range of commercial and recreational uses beyond just transporting vehicles.

8.5x34 enclosed trailer for sale

Conclusion

The 8.5x34 triple axle trailer with barn doors is more than just a large container on wheels; it is a meticulously engineered solution for the most demanding hauling challenges. Its design offers a powerful synergy of immense capacity, unwavering stability, and versatile accessibility that cannot be matched by smaller or less thoughtfully configured trailers. The triple axle foundation provides the peace of mind that comes with superior weight distribution and braking, while the generous dimensions accommodate nearly any payload, from race cars and motorcycle collections to a full suite of professional equipment.

By opting for barn doors, users gain a level of security and operational flexibility that a traditional ramp cannot offer, particularly in tight or public spaces. When you factor in the robust build quality and the endless custom options available, this trailer solidifies its position as a long-term investment in efficiency and capability. Whether you are a professional racer, a business owner, or a serious enthusiast, upgrading to this platform means elevating your potential. To begin configuring the ultimate hauling solution for your needs, explore available sample photos, investigate financing options, and inquire about delivery options to your location. Your next big haul deserves a trailer built for the task.

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Pickup Address:

Make My Trailer LLC

91 Harvey Vickers Road,
Douglas, GA, 31535

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