Best Cargo Trailer Sizes for Motorcycles & ATVs

The Perfect Fit:

Best Cargo Trailer Sizes for Motorcycles & ATVs

When you’re hauling your “toys,” the stakes are higher. Whether it’s a vintage Harley or a brand-new side-by-side, you aren’t just moving a box—you’re moving a passion.

Choosing the wrong trailer size for power sports can lead to cramped loading, scraped fairings, or dangerous weight distribution. RentaCargoTrailer.com, has helped thousands of riders find the right rig. Here is how to pick the perfect size for your ride.

In addition to the size of trailer you need is cost. What does it cost to rent a cargo trailer?


1. For the Solo Rider: 5×8 or 5×10 Enclosed

If you have a single cruiser, sportbike, or dirt bike, a 5×8 enclosed trailer is usually the sweet spot.

  • The Fit: It’s narrow enough to tow with a smaller SUV but long enough to fit a standard 7-foot motorcycle with room for a wheel chock.
  • Pro Tip: If you have a larger touring bike (like a Goldwing or an Ultra Classic), step up to a 5×10. That extra 2 feet gives you the “nose room” needed to secure your tie-downs at a proper 45-degree angle.

2. The ATV Standard: 6×12 Utility or Enclosed

Most full-sized ATVs (4-wheelers) are roughly 4 feet wide and 7 feet long.

  • Single ATV: A 5×8 utility trailer will work, but it’s a tight squeeze.
  • The “Better” Way: A 6×12 trailer is the gold standard. It allows you to center the ATV over the axle (the 60/40 rule) and gives you plenty of side-room to walk around the vehicle while you’re ratcheting your straps.

3. Side-by-Sides (SxS) and UTVs: 7×14 or Larger

UTVs are the giants of the trail. A Polaris RZR or Can-Am Maverick can be over 6 feet wide and 12 feet long. When renting a cargo trailer for fun, not for moving you have a much better attitude.

  • Do Not Cram: Never try to squeeze a UTV into a 6×10 trailer. You’ll have zero room to secure the tires, and the weight will be poorly distributed.
  • The Move: Rent a 7×14 or 7×16 tandem-axle trailer. The dual axles provide much better stability for these heavier machines (which can weigh 1,500+ lbs).

Essential “Pro-Hacker” Gear for Your Haul

Renting the trailer is only half the battle. To keep your bike or ATV upright, you’ll need the right accessories.

  • Wheel Chocks: For your front tire. They stop the bike from twisting or sliding forward during hard braking.
  • Ratchet Straps (500lb+ Rating): Never use old, frayed bungee cords. Use high-quality heavy-duty ratchet straps to compress the suspension and lock the vehicle in place.
  • Soft Loops: These act as an “extension” for your straps, protecting your handlebars and chrome from being scratched by metal hooks.

The “Golden Rule” of Strapping Down

Compress the Suspension: When you tighten your straps, you should compress the front forks or shocks by about 50%. This creates a “tension loop” that keeps the bike from bouncing and unhooking itself when you hit a pothole.


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Best Cargo Trailer Sizes for Motorcycles & ATVs