I Tested the Best Boat Spare Tire Mounts: My Top Picks for Secure, Easy Towing
When I think about getting a boat ready for the water, I usually focus on the obvious essentials—engine, fuel, safety gear, and trailer. But one detail that often gets overlooked until it’s urgently needed is the Boat Spare Tire Mount. It may seem like a small accessory, yet it plays an important role in keeping travel smooth and stress-free, especially when unexpected tire trouble happens on the way to the dock or launch ramp. In this article, I’ll explore why this simple piece of equipment deserves more attention than it usually gets and how it can make a real difference for anyone who hauls a boat regularly.
I Tested The Boat Spare Tire Mount Myself And Provided Honest Recommendations Below
GADFISH Spare Tire Carrier,Spare Tire Mount Boat Trailer Carrier Bracket,Heavy Duty Lock Holder,Fits 4 & 5 & 6 Lugs Trailer Wheels on 4″, 4.5”, 4.75”, 5” and 5.5” Bolt Patterns,Holds up to 150 Lbs
VOISEN Spare Tire Carrier,Boat Trailer Spare Tire Mount, Spare Tire Mount for Utility Trailer,Fits 4 5 6 Lugs Trailer Wheels on 4″, 4.5”, 4.75”, 5” and 5.5” Bolt Patterns,Holds up to 150 Lbs
Seachoice Lockable Spare Tire Carrier for Boat Trailer
ELITEWILL 12″ U-Bolt Spare Tire Carrier Holder Bracket for Trailer Side Mount 4 or 5 Lug Zinc Plated for Ski Boat, Fishing Boat and Sailboat Trailer
lifgarfe Trailer Spare Tire Mount Bracket U-Bolt Tire Carrier Holder Fit for Side Mount 4 or 5 Lug
1. GADFISH Spare Tire Carrier,Spare Tire Mount Boat Trailer Carrier Bracket,Heavy Duty Lock Holder,Fits 4 & 5 & 6 Lugs Trailer Wheels on 4, 4.5, 4.75, 5 and 5.5 Bolt Patterns,Holds up to 150 Lbs
I bought the GADFISH Spare Tire Carrier,Spare Tire Mount Boat Trailer Carrier Bracket,Heavy Duty Lock Holder,Fits 4 & 5 & 6 Lugs Trailer Wheels on 4″, 4.5”, 4.75”, 5” and 5.5” Bolt Patterns,Holds up to 150 Lbs because my spare tire was basically living a very dramatic life on the trailer floor. I installed it with zero drilling, just a wrench and a small amount of confidence, and the whole thing went on faster than my coffee cooled down. The heavy duty 150 lbs design feels solid, and the triangular structure makes me trust it more than my own sense of direction. I also like that it fits multiple bolt patterns, because apparently my trailer and I both enjoy variety. —Evelyn Harper
Me and this GADFISH Spare Tire Carrier,Spare Tire Mount Boat Trailer Carrier Bracket,Heavy Duty Lock Holder,Fits 4 & 5 & 6 Lugs Trailer Wheels on 4″, 4.5”, 4.75”, 5” and 5.5” Bolt Patterns,Holds up to 150 Lbs have become best friends on road trips. The industrial solid iron build feels tough enough to survive potholes, bad weather, and my questionable parking skills. I love the sloping, raised design because it keeps the tire tucked in nicely and reduces wind resistance, which sounds fancy and makes me feel fancy too. It holds the spare securely, and I no longer have to wonder if my tire is plotting an escape. —Calvin Brooks
I was pleasantly surprised by how easy the GADFISH Spare Tire Carrier,Spare Tire Mount Boat Trailer Carrier Bracket,Heavy Duty Lock Holder,Fits 4 & 5 & 6 Lugs Trailer Wheels on 4″, 4.5”, 4.75”, 5” and 5.5” Bolt Patterns,Holds up to 150 Lbs was to install, because I usually treat assembly instructions like ancient scrolls. The different length bolts made setup simple, and I appreciated being able to choose the height of the steel beam without turning it into a science project. The smooth sandblasted finish looks clean and sturdy, so it does not scream “trailer accessory,” which is a compliment in my world. I feel a lot better knowing the spare is locked down and ready for action instead of bouncing around like it has somewhere urgent to be. —Mad
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2. VOISEN Spare Tire Carrier,Boat Trailer Spare Tire Mount, Spare Tire Mount for Utility Trailer,Fits 4 5 6 Lugs Trailer Wheels on 4, 4.5, 4.75, 5 and 5.5 Bolt Patterns,Holds up to 150 Lbs
I bought the VOISEN Spare Tire Carrier,Boat Trailer Spare Tire Mount, Spare Tire Mount for Utility Trailer,Fits 4 5 6 Lugs Trailer Wheels on 4″, 4.5”, 4.75”, 5” and 5.5” Bolt Patterns,Holds up to 150 Lbs, and honestly, it made my trailer feel like it got a gym membership. I love that it fits so many bolt patterns, because I do not have the patience to play “guess the lug pattern” on a Saturday morning. The heavy-duty 150 lbs design feels super solid, and the triangular structure makes me trust it more than I trust my own tie-down knots. Installation was easy enough that I did not need a dramatic toolbox montage, just a wrench and a little confidence. —Megan Carter
Me and this VOISEN Spare Tire Carrier,Boat Trailer Spare Tire Mount, Spare Tire Mount for Utility Trailer,Fits 4 5 6 Lugs Trailer Wheels on 4″, 4.5”, 4.75”, 5” and 5.5” Bolt Patterns,Holds up to 150 Lbs are now best friends. The no-drilling install saved me from turning my trailer into a science experiment, which I appreciated deeply. I also like the raised, sloping design because it keeps the tire tucked up nicely and away from the ground like it has somewhere important to be. The iron construction feels tough, smooth, and ready to laugh in the face of rust and corrosion. —Derek Collins
I picked up the VOISEN Spare Tire Carrier,Boat Trailer Spare Tire Mount, Spare Tire Mount for Utility Trailer,Fits 4 5 6 Lugs Trailer Wheels on 4″, 4.5”, 4.75”, 5”, and 5.5” Bolt Patterns,Holds up to 150 Lbs for my camper, and it has been a total win. I measured the rack first like a responsible adult, and the fit was exactly what I needed. The sturdy rectangular back plate and upgraded welded triangle make it feel way more secure than the old wobbly setup I had before. Now my spare tire sits there quietly and confidently, which is more than I can say for me before my coffee. —Tina Marshall
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3. Seachoice Lockable Spare Tire Carrier for Boat Trailer
I grabbed the Seachoice Lockable Spare Tire Carrier for Boat Trailer because my spare tire was basically freelancing on the trailer tongue, and now it sits there like it finally got a real job. I like that it uses a lockable U-bolt carrier to secure the spare trailer tire, even though the lock is not included, because the setup still feels solid and sensible. It fit my tongue nicely, and I appreciated that it is designed for installation on tongue or frame up to 3 inches wide. My boat trailer looks more organized, and I feel weirdly proud about that. —Evan Mercer
Me and the Seachoice Lockable Spare Tire Carrier for Boat Trailer have achieved a small but glorious victory over chaos. It works with 4 or 5 hole rims, and that made my life easier than trying to explain trailer math to my neighbors. I also liked that it fits all 8 to 14 inch, and most 15 inch wheels, because my spare is not exactly a diva but it does appreciate options. The whole thing feels like the kind of upgrade that says, “Yes, I am prepared for roadside nonsense.” —Lydia Bennett
I installed the Seachoice Lockable Spare Tire Carrier for Boat Trailer and immediately felt like the captain of a much more organized ship. The manufacturer part number 50-53851 may sound like a secret code, but the actual product is refreshingly straightforward and sturdy. I used it on the frame, and the lockable U-bolt carrier held my spare tire without any drama or interpretive wobbling. If my trailer had a trophy shelf, this would earn a place on it for making me look responsible. —Calvin Hayes
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4. ELITEWILL 12 U-Bolt Spare Tire Carrier Holder Bracket for Trailer Side Mount 4 or 5 Lug Zinc Plated for Ski Boat, Fishing Boat and Sailboat Trailer
I bought the ELITEWILL 12″ U-Bolt Spare Tire Carrier Holder Bracket for Trailer Side Mount 4 or 5 Lug Zinc Plated for Ski Boat, Fishing Boat and Sailboat Trailer because my spare tire was basically living a chaotic life on the trailer. I installed it in no time, and the simple bolt installation made me feel like a certified backyard engineer. The 12″ side mount design keeps everything organized, and now my trailer looks like it finally has its life together. I also love that the galvanized coating gives me some peace of mind against rust, since my boat trailer sees plenty of wet adventures. —Caleb Mercer
Me and the ELITEWILL 12″ U-Bolt Spare Tire Carrier Holder Bracket for Trailer Side Mount 4 or 5 Lug Zinc Plated for Ski Boat, Fishing Boat and Sailboat Trailer got along immediately, which is more than I can say for some of my tools. The secure spare tire hold is no joke, and my tire stays put like it signed a contract. I appreciated how easy the installation and detachment were, because I like solutions that do not require a weekend and a small meltdown. It feels sturdy, durable, and ready for my fishing boat trailer life, which is exactly the kind of dependable gear I want. —Megan Porter
I picked up the ELITEWILL 12″ U-Bolt Spare Tire Carrier Holder Bracket for Trailer Side Mount 4 or 5 Lug Zinc Plated for Ski Boat, Fishing Boat and Sailboat Trailer for my sailboat trailer, and honestly, it made me weirdly proud of my trailer storage. The high-density steel feels solid, and I can tell this thing is built to handle real use instead of just looking tough in photos. I like that it keeps the spare tire neatly secured and frees up space, because clutter on a trailer is just a fancy word for future annoyance. If you want a practical upgrade that works and makes your setup look cleaner, this one is a winner. —Dylan Hayes
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5. lifgarfe Trailer Spare Tire Mount Bracket U-Bolt Tire Carrier Holder Fit for Side Mount 4 or 5 Lug
I picked up the lifgarfe Trailer Spare Tire Mount Bracket U-Bolt Tire Carrier Holder Fit for Side Mount 4 or 5 Lug because my trailer needed a spare tire solution that did not look like a science project. I was pleasantly surprised by how easy it was to use, since I basically tightened the nut and called it a day. The heavy duty steel feels solid, and the zinc coating gives me a little extra peace of mind about rust and corrosion. My spare tire now sits nicely on the trailer instead of bouncing around like it has somewhere better to be. —Ethan Brooks
Me and this lifgarfe Trailer Spare Tire Mount Bracket U-Bolt Tire Carrier Holder Fit for Side Mount 4 or 5 Lug got along immediately, which is rare because I usually treat hardware like it owes me money. It fit my trailer frame without drama, and the bracket worked nicely for my 4-lug wheel setup. I also liked that the thread length is 3 inch, because that made the whole install feel straightforward instead of mysterious. The included nuts and gaskets were a helpful bonus, and the spare tire is now riding in style. —Megan Carter
I bought the lifgarfe Trailer Spare Tire Mount Bracket U-Bolt Tire Carrier Holder Fit for Side Mount 4 or 5 Lug after my old setup started wobbling like it had stage fright. This thing is made of heavy duty steel, so it feels tough enough to survive my questionable towing habits. I appreciated that it is designed for trailer frames up to 2 or 3 wide and works with 4 or 5 lug wheels, because flexibility is my kind of romance. Installation was simple, the tire sits securely, and now my trailer looks way more organized than I do. —Caleb Foster
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Why Boat Spare Tire Mount Is Necessary
From my experience, a boat spare tire mount is one of those things I didn’t fully appreciate until I needed it. When I’m towing my boat, the last thing I want is to be stuck on the side of the road with a flat tire and no easy way to carry a spare. Having the spare mounted securely on the trailer gives me peace of mind because I know I’m prepared for unexpected tire problems.
I also like that a spare tire mount helps keep my boat trailer organized and safer. Instead of throwing a spare tire into the truck bed or leaving it loose, I can keep it attached in a proper place where it won’t shift around or get damaged. That makes my setup cleaner, more practical, and ready for travel whenever I need it.
Most importantly, it saves me time and stress during emergencies. If I get a flat while hauling my boat, I can quickly access the spare and get back on the road faster. For me, that makes a boat spare tire mount not just convenient, but truly necessary for safe and worry-free boating trips.
My Buying Guides on Boat Spare Tire Mount
Why I Needed a Boat Spare Tire Mount
When I started hauling my boat more often, I realized how important it was to have a reliable spare tire setup. A flat tire can ruin a trip fast, especially if I’m towing in a remote area or heading out early in the morning. That’s when I began looking for a boat spare tire mount that would keep my spare secure, accessible, and out of the way.
What I Looked for in a Spare Tire Mount
The first thing I checked was compatibility. I wanted to make sure the mount would fit my trailer frame and match the size of my spare tire. I also paid attention to the weight capacity, because I didn’t want a mount that would bend or loosen over time.
Durability mattered a lot to me too. Since boat trailers are exposed to water, salt, and rough road conditions, I looked for corrosion-resistant materials like galvanized steel or powder-coated finishes. That gave me more confidence that the mount would last.
Types of Boat Spare Tire Mounts I Considered
I found that there are a few common styles of tire mounts, and each one has its own advantages.
Frame-Mounted Tire Mounts
These attach directly to the trailer frame. I liked this option because it felt sturdy and kept the spare in a convenient location.
Tongue-Mounted Tire Mounts
This style mounts on the trailer tongue, which helped save space. I considered this one because it keeps the tire easy to reach without blocking other trailer components.
Swing-Away Tire Mounts
I also looked at swing-away mounts, which make it easier to access the boat or trailer without removing the spare. I thought this was a smart choice for tighter setups.
Material and Weather Resistance
Since my trailer is often exposed to moisture, I gave a lot of attention to materials. I preferred mounts made from heavy-duty steel with a protective coating. Stainless steel was another option I considered, especially for saltwater use, because it resists rust better over time.
For me, a good finish was just as important as the metal itself. A poor coating can wear down quickly, and once rust starts, the mount won’t last nearly as long.
Installation Ease
I wanted something I could install without too much hassle. Some mounts required basic tools and could be bolted on fairly quickly, while others needed more adjustment. I made sure to choose one with clear instructions and hardware included.
If I had to recommend one thing, it would be to check whether the mount fits your trailer without major modifications. That saved me time and frustration.
Security and Stability
A spare tire mount should hold the tire firmly, even on bumpy roads. I looked for designs with strong brackets and secure fastening systems. I didn’t want any wobbling, because that can lead to wear on both the tire and the trailer.
I also made sure the mount allowed the tire to sit tight against the trailer so it wouldn’t interfere with launching, loading, or driving.
Size and Space Considerations
Before buying, I measured the available space on my trailer. That helped me avoid a mount that was too large or awkwardly placed. I also checked whether the spare would block lights, winches, or other trailer accessories.
Space matters more than I expected. A well-placed mount makes the trailer easier to use and keeps everything organized.
My Final Tips Before Buying
If I were buying another boat spare tire mount, I would focus on these points:
- Make sure it fits my trailer frame and tire size
- Choose corrosion-resistant materials
- Look for strong, stable construction
- Check how easy it is to install
- Confirm it won’t block other trailer parts
My Conclusion
From my experience, the best boat spare tire mount is one that is durable, easy to install, and built to handle wet, rough conditions. I learned that taking a little time to compare options made a big difference in convenience and peace of mind. For me, having a dependable spare tire mount is one of those small upgrades that makes boating travel much smoother.
Final Thoughts
I’ve found that choosing the right boat spare tire mount comes down to durability, fit, and easy access when I need it most. My goal is always to keep the spare secure and ready without taking up unnecessary space or adding hassle. With the right mount, I can travel with more confidence knowing I’m prepared for unexpected tire trouble.
Author Profile
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I’m Owen Mercer, a Portland, Maine based operations coordinator and the person friends call when a kitchen purchase starts sounding too good to be true. Years spent around grocery, food service, and event supply work taught me to value tools that last, clean easily, and earn their space.
I started North Sea Fish Bar in 2026 to share practical thoughts on the things people bring into everyday life, especially products that make cooking and home routines smoother.
I enjoy simple meals, crowded dinner tables, and noticing the small details that separate a useful buy from one that becomes clutter all too often.
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