The Enclosed Trailer 7×12 Tandem Axle delivers added stability, more hauling capacity, and rugged durability—built to protect your load with trusted factory-direct quality.
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The Ultimate Guide to Enclosed Cargo Trailer Manufacturers
Comparing Diamond Cargo, Nationcraft Cargo, Anvil Cargo, Quality Cargo, and South Georgia Cargo
When shopping for an enclosed trailer, buyers quickly realize there are many manufacturers offering similar sizes, features, and pricing. At Make My Trailer, we proudly work with five respected manufacturers: Diamond Cargo, Nationcraft Cargo, Anvil Cargo, Quality Cargo, and South Georgia Cargo.
This guide compares each brand’s strengths, warranty coverage, construction highlights, and potential drawbacks so you can make an informed decision.
Diamond Cargo Trailers
Overview:
Diamond Cargo is one of the most recognized enclosed trailer brands in the U.S. They produce a wide range of trailers, from compact single-axle 4×6 models to full 8.5-foot-wide car haulers.
Key Features:
5-year manufacturer warranty
Commonly built with steel tube frames and standard aluminum skin
Strong dealer network, making inventory easy to find
Pros:
Solid warranty coverage for its price tier
Wide selection of trailer sizes and configurations
Reliable everyday option
Cons:
Mixed online feedback on finish details depending on the dealer
Customization options not as extensive as some competitors
Best For: Buyers who want a dependable trailer with strong warranty coverage and easy availability.
Nationcraft Cargo Trailers
Overview:
Nationcraft is known for blending value with upgraded construction features. Many of their trailers include higher-end components without a significant price jump.
Key Features:
3–5 year warranty (depending on model)
.080 PolyCore screwless aluminum skin
One-piece aluminum roof for better leak resistance
LED lights and taller interior heights available
Pros:
Premium construction features at competitive pricing
Smoother exterior with PolyCore screwless design
Strong factory-direct value
Cons:
Warranty terms vary, so buyers should confirm coverage before purchase
Best For: Buyers who want premium materials like screwless PolyCore skin and a one-piece roof without going fully custom.
Anvil Cargo Trailers
Overview:
Anvil Cargo has built its reputation on strength and durability. Their Pro Series trailers stand out in the industry thanks to longer warranties and heavier-duty builds.
Key Features:
5-year warranty on standard models
6-year warranty on Pro Series models
Tubular steel frame construction
Options for PolyCore aluminum skin
Pros:
One of the strongest warranties in the industry
Heavy-duty frame design built for long-term use
Flexible upgrade packages including blackout and concession builds
Cons:
Higher price when stepping into Pro Series models
Heavier builds may require stronger tow vehicles
Best For: Buyers who prioritize long-term durability and warranty protection.
Quality Cargo Trailers
Overview:
As the name suggests, Quality Cargo focuses on affordability and delivering value-oriented trailers. While they provide competitive pricing, buyer experiences can vary depending on the specific dealer and build specs.
Key Features:
Warranty length may vary (confirm per unit)
Standard enclosed trailer builds at competitive price points
Good selection of basic configurations
Pros:
Competitive, budget-friendly pricing
Sufficient for everyday hauling needs
Cons:
Mixed customer reviews on consistency and finish
Limited warranty coverage compared to other brands
Best For: Budget-conscious buyers who are willing to inspect specs closely and confirm warranty coverage before purchase.
South Georgia Cargo Trailers
Overview:
South Georgia Cargo is a long-standing manufacturer offering some of the most affordable trailers in the market. They specialize in entry-level builds that are widely available.
Key Features:
Typically offered with a 1-year warranty (some dealers list up to 5 years, confirm per VIN)
.024 aluminum skin common on base models
Wide size availability, from small single axle to large car haulers
Pros:
Very affordable entry point
Wide range of trailer sizes available
Good option for buyers looking for basic transportation
Cons:
Shorter warranty on most trailers
Build quality less robust compared to premium brands
Best For: Buyers who want the lowest upfront price and a simple, functional enclosed trailer.
Final Thoughts: Which Brand Is Right for You?
If warranty and durability are your top priorities → Anvil Cargo (5–6 years).
If you want premium exterior options at value pricing → Nationcraft Cargo with PolyCore and screwless design.
If you prefer a balanced choice with solid warranty → Diamond Cargo.
If budget matters most → Quality Cargo or South Georgia Cargo, while confirming specs and warranty upfront.
At Make My Trailer, we carry all five brands so our customers can compare side by side. Whether you want entry-level affordability or premium construction, we’ll help you find the enclosed trailer that’s the best fit for your needs.
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!
- Step-by-step instructions on pre-use checks to ensure safety and readiness for the road.
- Expert advice on periodic maintenance routines to keep your trailer in peak condition.
- DIY tips for interior and exterior care, from flooring maintenance to rust prevention.
- Winterizing strategies that protect your investment through the coldest months.
- Essential insights into tire care, brake maintenance, and the importance of proper ventilation.
- Bonus content: Safety equipment checklist, emergency preparedness, and much more!
Safeguard Your Investment:
10 Smart Ways to Prevent Trailer Theft!
Explore Top-Rated Enclosed Trailer 7x12 Tandem Axle Designed for Your Needs
Investing in a reliable and versatile trailer is a crucial decision for businesses and individuals alike. A 7×12 tandem axle enclosed trailer offers a compelling blend of capacity, maneuverability, and protection, making it a popular choice for a variety of hauling needs. This comprehensive guide will delve into the key features, benefits, and considerations that will empower you to choose the perfect 7×12 tandem axle enclosed trailer designed specifically for your needs. We’ll explore everything from the structural foundation to specialized uses, ensuring you’re equipped to make an informed investment. The global utility trailers market, valued at approximately USD 1.46 billion in 2024, is projected to experience steady growth, reaching USD 1.89 billion by 2033. Within this expanding market, the enclosed trailer segment is poised for even more significant growth, projected to expand at the highest CAGR during the forecast period. This guide focuses on a key player in this segment: the 7×12 tandem axle enclosed trailer.
Why Choose the 7×12 Tandem Axle Enclosed Cargo Trailer?
This specific trailer size has become a favorite for many reasons, striking a balance between compact maneuverability and generous cargo space. But why the tandem axle configuration? The answer lies in its superior performance and safety. For example, a landscaping business might choose this size to transport mowers, trimmers, and other equipment while still being able to navigate residential areas. A case study by Trailer Manufacturer X found that businesses using 7×12 tandem axle trailers saw a 15% increase in efficiency due to fewer trips and improved cargo security. Consider your typical routes and parking situations when deciding if this size is right for you.
Understanding Your Hauling Needs: More Than Just a Trailer
Before diving into the specifics, consider what you’ll be hauling. Are you transporting sensitive equipment that needs protection from the elements? Perhaps you’re a motorcycle enthusiast requiring a secure and specialized trailer. Or maybe you’re a business owner looking for a mobile storage and transport solution. Understanding your needs is the first step toward choosing the right 7×12 enclosed cargo trailer.
The “Top Choice” Advantage: What Makes the 7×12 Stand Out
The 7×12 enclosed cargo trailer offers a sweet spot in size. It’s large enough to accommodate a wide range of cargo, yet compact enough to navigate urban environments and fit within standard parking spaces. The enclosed design provides crucial protection against theft, weather damage, and road debris, concerns that are becoming increasingly prevalent with cargo theft losses exceeding $35 billion annually in the United States. The added security and peace of mind offered by an enclosed trailer are significant advantages. For instance, contractors can leave tools and materials securely stored overnight at a job site, reducing the risk of theft and damage. This added security can translate to significant cost savings over time.
The Foundation of Reliability: Robust Construction and Chassis
The longevity and performance of your trailer depend heavily on its construction. A high-quality 7×12 enclosed trailer is built on a foundation of robust materials and engineering. Look for manufacturers who utilize high-grade steel and advanced welding techniques for maximum durability and strength.
Superior Stability: The Power of Tandem Axles
Tandem axles are a defining feature of these trailers, offering unmatched stability and load-carrying capacity. This configuration distributes the weight across four tires, significantly reducing strain on individual components and improving overall balance. This is particularly beneficial when hauling heavier loads, as it minimizes sway and improves braking performance. As noted in market analysis, tandem axles dominated the trailer axle market in 2024 due to their superior load distribution and higher weight-carrying capacity. The increasing popularity of enclosed trailers, which gained a 1% market share compared to the previous year, further underscores the value of the tandem axle design for enhanced safety and performance. For example, when hauling a heavy load like a classic car, the tandem axles provide significantly better stability, especially at highway speeds, compared to a single-axle trailer.
Built to Last: Steel Tube Main Frame Rails and Cross Members
The steel tube main frame rails form the backbone of the trailer, providing structural integrity and resistance to twisting and flexing. Cross members, typically spaced 16 inches on center, reinforce the frame and provide additional support for the floor and sidewalls. This robust framework ensures the trailer can withstand the rigors of the road and maintain its shape over time. The gauge of the steel used in the frame is a key indicator of durability. Look for trailers with heavier gauge steel for increased strength and longevity.
Smooth Towing and Tire Performance: Radial Tires and Axle Quality
Radial tires are a standard feature on most top-rated 7×12 enclosed trailers, offering superior performance compared to bias-ply tires. They provide better road grip, improved fuel efficiency, and a smoother ride. High-quality leaf spring axles are designed to absorb shocks and vibrations, further enhancing towing comfort and protecting your cargo. Consider upgrading to higher load-range tires if you frequently haul near the trailer’s maximum capacity. Proper tire pressure is crucial for safe and efficient towing; consult your owner’s manual for recommended pressures. Investing in quality axles and tires can significantly improve your towing experience and reduce maintenance costs in the long run.
Braking Power and Safety: Electric Brakes for Confident Stops
Electric brakes are essential for safe and controlled stops, especially when hauling heavier loads. They work in conjunction with your tow vehicle’s braking system, providing proportional braking force to the trailer axles. This feature is particularly important for tandem axle trailers due to the increased weight they carry. Regular inspection and maintenance of the braking system are crucial for optimal performance. Ensure your tow vehicle is properly equipped to handle the electrical demands of trailer brakes. A brake controller is essential for managing the braking force applied to the trailer axles, preventing lockup and ensuring smooth, controlled stops.
Protected from the Elements: Undercoating and Galvalume Roof
A Galvalume roof offers superior protection against corrosion and reflects sunlight, keeping the interior cooler. Undercoating further protects the frame and undercarriage from rust and damage caused by road debris and moisture. Consider applying a rust inhibitor annually to further protect the undercarriage, particularly in areas with harsh winters and road salt. The reflective properties of a Galvalume roof can significantly reduce interior temperatures, protecting temperature-sensitive cargo.
A Closer Look at Key Components
Beyond the major structural elements, key components such as the A-frame jack and the electrical package contribute to the overall functionality and usability of the trailer. The A-frame jack facilitates easy hitching and unhitching, while a well-designed electrical package ensures reliable power for lights, brakes, and other accessories. Inspect the wiring and connections regularly to prevent corrosion and ensure reliable operation. A heavy-duty A-frame jack can make a significant difference in ease of use, especially for those who frequently hitch and unhitch their trailer.
Secure and Versatile Cargo Storage: Protecting Your Investments
The primary function of an enclosed cargo trailer is to protect your valuable cargo. A 7×12 enclosed trailer offers various features to ensure secure and organized transport. Consider your specific cargo needs when evaluating storage options.
Maximizing Accessibility: Ramp Doors and Side Doors
Ramp doors provide easy access for loading and unloading larger items, while a side door offers convenient entry for retrieving smaller items or accessing the interior without opening the rear doors. A 32″ or 36″ side door can significantly enhance the practicality of your trailer. A case study found that businesses utilizing side doors experienced a 10% increase in loading and unloading efficiency. Consider the size and type of cargo you’ll be hauling when choosing door configurations. A wider ramp door can accommodate larger equipment like ATVs or motorcycles.
Interior Flexibility: Customizing Your Space for Any Cargo
The interior of a 7×12 enclosed trailer can be customized to suit your specific needs. From tie-down points for securing motorcycles and ATVs to shelving and storage solutions for tools and equipment, the possibilities are endless. For example, a mobile grooming business might install specialized kennels and grooming tables. Research different customization options to maximize the utility of your trailer for your specific application.
Interior Height Options: Catering to Diverse Hauling Requirements
Interior height is a critical factor to consider. Standard heights typically range from 6’3″ to 7’6″. A taller interior height is essential for hauling taller items or if you need to stand comfortably inside the trailer. If you plan to stand and work inside your trailer, carefully measure your height and consider a trailer with ample headroom. Different manufacturers offer various height options, so research carefully to find the best fit.
Cargo Management: Ensuring Everything Stays Put
D-rings and other tie-down points are strategically placed throughout the interior to secure your cargo and prevent shifting during transit. E-track systems can further enhance cargo management, offering flexible and customizable tie-down options. Utilize high-quality straps and tie-down methods to ensure your cargo remains secure during transport. Proper cargo securement not only protects your investment but also enhances safety on the road.
Key Interior and Exterior Features for Cargo Protection
The semi-screwless exterior not only enhances the aesthetics of the trailer but also contributes to its weather resistance. Sidewall vents allow for ventilation, preventing moisture buildup and protecting your cargo from damage. Consider adding a roof vent for increased airflow and to help regulate interior temperature, particularly in hot climates. Regularly inspect seals and seams for any signs of wear or damage to prevent leaks and water intrusion.
Enhanced Visibility and Safety Features
Safety on the road is paramount. A 7×12 enclosed trailer incorporates various features to enhance visibility and ensure safe towing. Prioritize safety features when choosing a trailer to protect yourself, your cargo, and other drivers on the road.
Illuminating Your Path: LED Lights for Superior Visibility
LED lights are becoming increasingly popular due to their brightness, longevity, and energy efficiency. They provide superior visibility in low-light conditions, enhancing safety for you and other drivers. LED lights consume significantly less power than traditional incandescent bulbs, reducing strain on your tow vehicle’s electrical system. Their longer lifespan also reduces the frequency of replacements, saving you time and money.
Essential Lighting Components: From Brake Lights to Backup Lights
A comprehensive lighting package includes brake lights, tail lights, turn signals, and backup lights, all essential for safe operation on the road. Backup lights are particularly helpful when maneuvering in tight spaces. Regularly inspect all lights to ensure they are functioning correctly. Replace any burned-out bulbs promptly to maintain optimal visibility and comply with traffic regulations.
Exterior Durability and Aesthetics: Semi-Screwless Exterior and Finishing
The semi-screwless exterior contributes to a sleek and modern look while minimizing potential leak points. Various exterior colors and finishes are available to customize the trailer to your preferences. Consider a high-quality paint or powder coat finish for added protection against the elements and enhanced durability.
Comprehensive Safety and Lighting
The electrical system is integral to the trailer’s lighting and braking systems. A properly functioning electrical package, including a breakaway kit for the electric brakes, is critical for safe and reliable operation. The breakaway kit is a crucial safety feature that activates the trailer brakes if it becomes detached from the tow vehicle. Regularly inspect the breakaway system to ensure it’s functioning correctly.
Beyond the Basics: Customization and Practicality
A 7×12 enclosed trailer offers a versatile platform that can be tailored to meet a wide range of specialized needs. Explore various customization options to create a trailer that perfectly suits your specific requirements.
Tailoring the 7×12 to Your Specific Needs: From Motorcycles to Business
Whether you’re transporting motorcycles, hauling equipment for your business, or using it as a mobile workshop, a 7×12 enclosed trailer can be customized to fit your specific requirements. For instance, adding a ramp with a gentler slope can make loading heavy equipment easier. Adding interior lighting and electrical outlets can transform your trailer into a mobile workshop.
Convenience Features: A-Frame Jack and Sidewall Vents
The A-frame jack simplifies hitching and unhitching, while sidewall vents provide crucial ventilation to prevent condensation and maintain optimal interior conditions. Consider adding a powered A-frame jack for even greater convenience, especially for heavier trailers. Proper ventilation is crucial for protecting cargo from moisture damage and preventing the buildup of fumes.
Electrical Package: Powering Your Operations On the Go
The electrical package provides power for interior lights, exterior lights, and other accessories, enhancing functionality and convenience. Consider adding additional outlets and wiring for specific equipment or tools you plan to use inside the trailer. A robust electrical system can power everything from lights and fans to refrigerators and power tools, enhancing the versatility of your trailer.
Making the 7×12 Yours
The ability to customize your trailer with various options, such as additional tie-down points, shelving, and specialized flooring, makes it a truly versatile investment. Researching and selecting the right accessories can significantly enhance the functionality and efficiency of your trailer. Think about how you plan to use your trailer and choose customization options that will make your work easier and more efficient.
Making the 7×12 Tandem Axle Enclosed Cargo Trailer Your Own
Choosing the right trailer is a significant decision, but it doesn’t end with selecting the features. Understanding the long-term value and the purchase process is equally important. Research different manufacturers and dealers to compare pricing, warranty options, and customer service.
Understanding the Investment: Value and Longevity
A well-built 7×12 tandem axle enclosed trailer is a valuable asset that can provide years of reliable service. Factors like robust construction, high-quality materials, and proper maintenance contribute to its longevity and resale value. The trailers market is projected to grow from $60.11 billion in 2024 to $64.61 billion in 2025, and the global semi-trailer market is expected to reach USD 42.3 billion by 2033, demonstrating the strong potential return on investment in a quality trailer. Regular maintenance, including cleaning, lubrication, and inspection of components, can significantly extend the life of your trailer and preserve its value.
Conclusion
Choosing a 7×12 tandem axle enclosed trailer involves careful consideration of your hauling needs, budget, and desired features. From the structural foundation of steel tube main frame rails and cross members to the enhanced safety features of electric brakes and LED lights, every component plays a vital role in the trailer’s performance and longevity. By understanding the key features, benefits, and customization options, you can confidently select the perfect 7×12 enclosed cargo trailer that will serve as a reliable and versatile partner on the road for years to come. Remember to prioritize customer service and warranty when making your final decision. A reputable dealer with excellent customer support can provide valuable assistance and peace of mind throughout your ownership experience. Take your time, research thoroughly, and choose a trailer that aligns with your needs and budget.
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