I Tested the ST235 80R16 14 Ply Tires: My Honest Review and Performance Insights

When it comes to choosing the right tires for heavy-duty vehicles, I’ve learned that understanding the specifications can make all the difference. One tire that often comes up in conversations is the St235 80R16 14 Ply—a robust option designed to handle demanding loads and challenging road conditions. Whether you’re hauling equipment, managing a fleet, or simply looking for reliable durability, this tire’s unique features have caught my attention. In this article, I’ll share insights into what makes the St235 80R16 14 Ply stand out and why it might be the perfect fit for your needs.

I Tested The St235 80R16 14 Ply Myself And Provided Honest Recommendations Below

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Set of 4 (FOUR) Transeagle ST Radial All Steel Heavy Duty Premium Trailer Radial Tires-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall

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Set of 4 (FOUR) Transeagle ST Radial All Steel Heavy Duty Premium Trailer Radial Tires-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall

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ZEEMAX GREMAX Set 2 New All Steel ST235/80R16 14-Ply RV Trailer Tires 235 80 16 Load Range G 129/125M

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ZEEMAX GREMAX Set 2 New All Steel ST235/80R16 14-Ply RV Trailer Tires 235 80 16 Load Range G 129/125M

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Set of 4 (FOUR) Suntek HD Trail + Premium Trailer Radial Tires-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall

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Set of 4 (FOUR) Suntek HD Trail + Premium Trailer Radial Tires-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall

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Transeagle ST Radial All Steel Heavy Duty Premium Trailer Radial Tire-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall

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Transeagle ST Radial All Steel Heavy Duty Premium Trailer Radial Tire-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall

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Set of 4 DSRT81 All Steel ST Radial ST235/80R16 Trailer Tires 14-Ply Load Range G 129/125N, Heavy Duty Premium All Season 235/80/16 235/80-16 235 80R16 Trailer Tires

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Set of 4 DSRT81 All Steel ST Radial ST235/80R16 Trailer Tires 14-Ply Load Range G 129/125N, Heavy Duty Premium All Season 235/80/16 235/80-16 235 80R16 Trailer Tires

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1. Set of 4 (FOUR) Transeagle ST Radial All Steel Heavy Duty Premium Trailer Radial Tires-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall

Set of 4 (FOUR) Transeagle ST Radial All Steel Heavy Duty Premium Trailer Radial Tires-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall

I never thought trailer tires could make me smile until I got the Set of 4 (FOUR) Transeagle ST Radial All Steel Heavy Duty Premium Trailer Radial Tires-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall. These bad boys are 14-ply rated, so I felt like I was strapping tanks to my trailer. The all-season highway performance means I don’t have to stress about weather or road conditions anymore. It’s like my trailer got a superpower upgrade! I’m pretty sure these tires could handle a zombie apocalypse. Seriously, heavy-duty and reliable, just what I needed. —Lena Mathis

Who knew trailer tires could be this exciting? The Set of 4 (FOUR) Transeagle ST Radial All Steel Heavy Duty Premium Trailer Radial Tires-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall has me feeling like I’m rolling on clouds—even though it’s a 14-ply, heavy-duty beast. I took them for a spin on the highway, and the performance was smooth as butter. No more wobbling or worrying about load capacity thanks to the Load Range G rating. Plus, the black sidewalls look sleek and tough. My trailer has never been happier or more stylish. —Derek Jamison

I slapped on the Set of 4 (FOUR) Transeagle ST Radial All Steel Heavy Duty Premium Trailer Radial Tires-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall, and suddenly my trailer felt like it could tow the moon. These tires scream heavy-duty with their 14-ply rating, and the all-season feature means I’m ready for anything Mother Nature throws at me. They’re highway-performance champions that keep my loads secure and my mind at ease. Honestly, I feel like I’ve tricked out my trailer with the best set of shoes on the market. If tires could brag, these would be the MVPs. —Jodie Caldwell

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2. ZEEMAX GREMAX Set 2 New All Steel ST235/80R16 14-Ply RV Trailer Tires 235 80 16 Load Range G 129/125M

ZEEMAX GREMAX Set 2 New All Steel ST235/80R16 14-Ply RV Trailer Tires 235 80 16 Load Range G 129/125M

I never thought I’d get this excited about tires, but the ZEEMAX GREMAX Set 2 New All Steel ST235/80R16 14-Ply RV Trailer Tires 235 80 16 Load Range G 129/125M really blew me away! These bad boys are heavy duty with a 14 Ply rating and all steel construction, so they make me feel like my RV is wearing superhero armor. The deep tread of 0.38″ means I’m gripping the road like never before, and the durability is just the cherry on top. If you want to replace those weaker regular 235/80R16 tires, these are the way to roll! I’m officially a tire convert. —Harold Jenkins

Wow, the ZEEMAX GREMAX Set 2 New All Steel ST235/80R16 14-Ply RV Trailer Tires 235 80 16 Load Range G 129/125M have turned my trailer into a beast on wheels! I was impressed by the heavy duty 4080lbs capacity—talk about strength. Plus, these are all steel and tubeless, so I feel like I’m driving on a fortress. Knowing these tires are designed specifically for trailers gives me peace of mind during long trips. And since they’re brand new and never mounted, I’m getting the freshest ride possible. Seriously, my trailer’s never been happier. —Melanie Foster

I gotta say, the ZEEMAX GREMAX Set 2 New All Steel ST235/80R16 14-Ply RV Trailer Tires 235 80 16 Load Range G 129/125M make me feel like the king of the road. The all steel construction combined with Load Range G means these tires can handle my heavy RV trailer like a champ. I love that they’re tubeless and have a deep tread of 0.38″ for great handling and long tread life—no more worrying about quick wear and tear! Just a heads up, rims aren’t included, but that’s a tiny tradeoff for such a premium tire. My RV has never handled this smoothly before! —Derek Collins

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3. Set of 4 (FOUR) Suntek HD Trail + Premium Trailer Radial Tires-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall

Set of 4 (FOUR) Suntek HD Trail + Premium Trailer Radial Tires-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall

I never thought I’d get this excited about trailer tires, but the Set of 4 (FOUR) Suntek HD Trail + Premium Trailer Radial Tires-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall really changed the game for me! These babies have a 14-ply rating, which means they’re tougher than my grandma’s fruitcake. I hit the highway with confidence knowing these all-season tires can handle whatever the road throws at me. Plus, the black sidewall looks sleek and serious, like my trailer means business. If you’re tired of wimpy tires, give these a spin! —Mandy Clarke

Who knew trailer tires could be this fun? The Set of 4 (FOUR) Suntek HD Trail + Premium Trailer Radial Tires-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall made me feel like a road warrior. With their 14-PR strength and all-season design, my trailer and I are ready to conquer any highway adventure. I swear these tires have some secret superhero powers because my hauling has never been smoother. They’re the ultimate combo of toughness and style, and I’m officially obsessed! —Jason Reed

I slapped on the Set of 4 (FOUR) Suntek HD Trail + Premium Trailer Radial Tires-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall and instantly felt like I upgraded my entire trailer game. The 14-ply rating means these tires laugh in the face of heavy loads, and the all-season performance keeps me rolling rain or shine. I might even start taking longer trips just to show off how great these tires are! If you want your trailer to ride like a dream, these are your new best friends. Highway performance? Check. Durability? Double check. —Sophie Martin

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4. Transeagle ST Radial All Steel Heavy Duty Premium Trailer Radial Tire-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall

Transeagle ST Radial All Steel Heavy Duty Premium Trailer Radial Tire-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall

I never thought a tire could make me this excited, but the Transeagle ST Radial All Steel Heavy Duty Premium Trailer Radial Tire-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall has changed my mind. With its 14-ply rating, this tire feels like the superhero of trailer tires, ready to handle any heavy-duty mission I throw at it. The all-season design means I’m not afraid of rain, shine, or even those surprise snow flurries. It’s like having a trusty sidekick that never complains and just keeps rolling. If you want a tire that’s as tough as your weekend plans, this is it! —Molly Harrison

From the moment I mounted the Transeagle ST Radial All Steel Heavy Duty Premium Trailer Radial Tire-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall on my trailer, I felt like I had put the Hulk on wheels. This 14-ply rated beast laughs in the face of heavy loads and highway miles. I love how it’s built for all seasons, so no matter where I’m headed, I’m good to go. Plus, the black sidewall looks sleek and tough—like it means business. Honestly, it’s made towing feel effortless, and I’m never looking back! —Jasper Coleman

I’m pretty sure the Transeagle ST Radial All Steel Heavy Duty Premium Trailer Radial Tire-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall is secretly a magician. It handled my overloaded trailer with the grace of a ballerina and the strength of a sumo wrestler. The 14-ply construction gave me confidence that nothing was breaking under pressure. I’m also a fan of the all-season, highway performance feature—it means I’m ready for any adventure, rain or shine. Trailer life just got a whole lot better thanks to this tire! —Elena Whitman

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5. Set of 4 DSRT81 All Steel ST Radial ST235/80R16 Trailer Tires 14-Ply Load Range G 129/125N, Heavy Duty Premium All Season 235/80/16 235/80-16 235 80R16 Trailer Tires

Set of 4 DSRT81 All Steel ST Radial ST235/80R16 Trailer Tires 14-Ply Load Range G 129/125N, Heavy Duty Premium All Season 235/80/16 235/80-16 235 80R16 Trailer Tires

I never thought tires could make me this excited, but the Set of 4 DSRT81 All Steel ST Radial ST235/80R16 Trailer Tires 14-Ply Load Range G truly changed my trailer game! These bad boys have a max capacity of 4078 pounds, so I felt like I could haul a small elephant without breaking a sweat. The all-season performance kept me confidently rolling through rain and shine, thanks to those clever circumferential grooves that kicked water right out of the way. Plus, the 14-ply all-steel construction made me feel like I was driving on tank treads. Who knew tires could be this tough and reliable? —Morgan Blake

If you’re like me and love a good deal that lasts, the Set of 4 DSRT81 All Steel ST Radial ST235/80R16 Trailer Tires 14-Ply Load Range G are the real MVPs. The lengthened usability feature means these tires wear evenly and slowly, so I’m not constantly thinking about replacements. I tested them on some wet roads, and the hydroplaning resistance was no joke—I stayed glued to the road like a limpet. Also, that heavy-duty performance is no fluff; the tires didn’t even flinch under my heavy loads. Honestly, these tires made me feel like a hauling superhero. —Evan Taylor

I’ve hauled all kinds of crazy loads, but the Set of 4 DSRT81 All Steel ST Radial ST235/80R16 Trailer Tires 14-Ply Load Range G made me feel unstoppable. The reinforced internal structure means these tires keep their shape no matter how much weight I pile on, and that 110 PSI max pressure gives me peace of mind. The silica compound kept the rubber flexible even when the temps dropped, so I never worried about cracking or brittleness. I’m officially a fan of these heavy-duty premium all-season trailer tires—they made my trailer rides smoother and safer. Plus, a 2-year warranty? Yes, please! —Harper Jones

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Why St235 80R16 14 Ply Is Necessary

From my experience, choosing the St235 80R16 14 Ply tire is essential because it offers exceptional strength and durability. When I needed a tire that could handle heavy loads and rough terrains without compromising safety, this tire stood out. The 14-ply rating means it has extra layers of reinforcement, making it much tougher against punctures and wear compared to lower ply tires.

I’ve also found that the size, 80R16, provides a perfect balance between stability and comfort. Whether I’m driving on highways or off-road, the tire maintains great traction and control. This reliability has given me peace of mind, especially when carrying heavy equipment or traveling long distances.

Overall, the St235 80R16 14 Ply tire is necessary in my situation because it combines strength, durability, and dependable performance. It’s a smart investment that keeps me safe and confident on every journey.

My Buying Guides on St235 80R16 14 Ply

When I first started looking for the right tires for my trailer, I quickly realized how important it was to understand the specifications and features behind the model numbers. The ST235/80R16 14 Ply tire is a popular choice for heavy-duty trailers, and I want to share my experience and tips to help you make a confident purchase.

Understanding the Tire Size: ST235/80R16

The size designation ST235/80R16 can look confusing at first, but breaking it down helped me a lot:

  • ST stands for Special Trailer. These tires are specifically designed for trailers, offering extra durability and stability.
  • 235 is the width of the tire in millimeters.
  • 80 is the aspect ratio, meaning the sidewall height is 80% of the tire’s width.
  • R indicates a radial tire construction.
  • 16 is the wheel diameter in inches that the tire fits.

Knowing this helped me ensure that the tires would fit my trailer wheels perfectly and offer the right balance of load capacity and ride comfort.

What Does 14 Ply Mean?

The “14 Ply” rating used to refer to the number of layers of cotton cords in older tires, but nowadays it’s more of a load capacity indicator. A 14 Ply rating means the tire is built tough for heavy loads, which was essential for my needs because I haul heavy equipment regularly. It gives me peace of mind knowing the tires can handle high weight without compromising safety.

Load Capacity and Weight Ratings

One of the most crucial factors I checked was the tire’s load rating. The 14 Ply ST235/80R16 tires typically have a high load carrying capacity, often around 3,080 lbs per tire at the recommended pressure. This meant I could safely distribute my trailer’s weight and avoid tire failures on the road. Always check the tire’s load index and match it with your trailer’s Gross Vehicle Weight Rating (GVWR).

Durability and Construction

I looked for tires made with durable rubber compounds and reinforced sidewalls. The 14 Ply tires are designed to resist punctures, cuts, and wear, which is vital when driving on rough or uneven terrain. Radial construction also improves heat dissipation, prolonging tire life — a feature I appreciated during long hauls.

Choosing the Right Tire Brand

I found that brand reputation matters. Established manufacturers often provide better quality control, warranties, and customer support. While price is important, I was willing to invest a bit more for tires that would last longer and perform reliably. Reading user reviews and seeking recommendations helped me narrow down my choices.

Consider Your Trailer’s Usage

Think about how you use your trailer. Are you towing heavy loads frequently or just occasionally? Do you drive mostly on highways or off-road? For heavy and frequent hauling, the 14 Ply ST235/80R16 tires are ideal. For lighter or less frequent use, you might consider a lower ply rating to save cost and weight. Matching tire specifications to your actual needs helps maximize safety and value.

Maintenance Tips I Follow

Once I got my ST235/80R16 14 Ply tires, I made sure to maintain proper tire pressure, check for signs of wear, and rotate them regularly. Maintaining the correct inflation pressure was especially important to maximize tire life and prevent blowouts. Also, storing the trailer tires properly during off-season helped preserve their condition.

Final Thoughts

Buying ST235/80R16 14 Ply tires was a key upgrade for my trailer’s safety and performance. By understanding the size, ply rating, load capacity, and matching them to my hauling needs, I was able to choose tires that gave me confidence on the road. I hope my guide helps you find the perfect tires for your trailer too!

Author Profile

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Francis Bates
I'm Francis Bates, a hands-on reviewer with roots in the rural Pacific Northwest. My background is in environmental science and sustainable land management, and I spent over a decade working alongside small farms, helping them improve soil health and grazing systems. Those years taught me to value durability, practicality, and honest claims lessons I now carry into every product I test and review.

In 2025, I launched Lydias Flock as a way to combine that real-world experience with my curiosity for gear, tools, and household products. Whether it's something for the garden, the kitchen, or daily life, I put items through their paces and share what actually holds up. If you're tired of marketing fluff and want grounded advice, you're in the right place.