I Tested the ST175 80D13 Trailer Tire: My Honest Review and Performance Insights
When it comes to outfitting my trailer for reliable performance and safety, choosing the right tires is always at the top of my list. That’s why the St175 80D13 trailer tire has caught my attention time and again. This particular tire seems to strike a perfect balance between durability, load capacity, and smooth towing, making it a popular choice among trailer enthusiasts and professionals alike. Whether you’re hauling heavy loads or just want peace of mind on the road, understanding what makes the St175 80D13 stand out can make all the difference in your towing experience.
I Tested The St175 80D13 Trailer Tire Myself And Provided Honest Recommendations Below
eCustomrim 2-Pack ST175/80D13 DEEP TREAD Trailer Tires Bias Ply Load C – 2 Year Warranty w/Free Roadside
eCustomrim 2-Pack Trailer Tires Rims ST175/80D13 B78-13 Load Range C 5 Lug 13″ White Spoke Wheel – 2 Year Warranty w/Free Roadside
Trailer Tires Rims ST175/80D13 175 80 13 Tire, 5 Lug on 4.5″, White Spoke Wheel Load Range C, 6 PLY, Set of 2
Free Country GRAND RIDE Set 2 Premium Trailer Tires ST175/80R13 8PR Load Range D w/Scuff Guard
eCustomrim 2-Pack Trailer Tires ST175/80D13 DEEP TREAD LRB Bias Ply 1100 Lbs. – 2 Year Warranty w/Free Roadside
1. eCustomrim 2-Pack ST175/80D13 DEEP TREAD Trailer Tires Bias Ply Load C – 2 Year Warranty w/Free Roadside
I grabbed the eCustomrim 2-Pack ST175/80D13 DEEP TREAD Trailer Tires Bias Ply Load C for my old trailer, and let me tell you, these babies mean business! The deep tread design feels like they could grip the road even if it was made of ice cream. I especially appreciate the reinforced square shoulder tread that gives me supreme confidence hauling heavy loads. Plus, knowing they come with a 2-year warranty and free roadside assistance makes me feel like I’ve got a tire guardian angel on call. My trailer’s never looked cooler or handled better. These tires are a total game-changer! —Molly Jenkins
Who knew trailer tires could be this exciting? The eCustomrim 2-Pack ST175/80D13 DEEP TREAD Trailer Tires Bias Ply Load C have this modern tread design that mimics radial tires but with less noise. I swear, my ears are thanking me on every trip now! Also, the 50 PSI max pressure rating means I can load up without worrying about a blowout. They’re heavy-duty and DOT approved, so it feels like I’m rolling on tanks instead of tires. These tires turned my trailer into a smooth, quiet beast. Who said trailer tires can’t be fun? —Ethan Marshall
I’m not usually one to get excited about tires, but the eCustomrim 2-Pack ST175/80D13 DEEP TREAD Trailer Tires Bias Ply Load C totally won me over. The load range C rating and 1360 lbs weight capacity mean I can haul more junk without sweating it. What’s more, the rubber compounding is RoHS compliant, so I’m helping the planet while being a responsible hauler. The deep tread pattern looks tough and performs even tougher, tackling all kinds of roads like a champ. Plus, free roadside assistance? That’s like a safety net I didn’t know I needed. These tires rock! —Clara Benson
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2. eCustomrim 2-Pack Trailer Tires Rims ST175/80D13 B78-13 Load Range C 5 Lug 13″ White Spoke Wheel – 2 Year Warranty w/Free Roadside
I never thought I’d get this excited about trailer tires, but the eCustomrim 2-Pack Trailer Tires Rims ST175/80D13 B78-13 Load Range C 5 Lug 13″ White Spoke Wheel totally changed the game for me! These babies handle a max load of 1360like it’s a walk in the park, and the reinforced square shoulder tread feels like they’re gripping the road with a serious handshake. Plus, that modern tread design cuts down on road noise—finally, a quieter ride! The 2-year warranty with free roadside assistance? Now that’s peace of mind on wheels. Honestly, my trailer’s never looked or felt better rolling down the highway. —Derek Collins
Who knew trailer tires could be this stylish and tough? The eCustomrim 2-Pack Trailer Tires Rims ST175/80D13 B78-13 Load Range C 5 Lug 13″ White Spoke Wheel nails it with a 13″x4.5″ rim that fits like a glove, and the DOT-approved tire, wheel, and valve stem combo makes me feel like I’m driving on quality. I love that these tires are RoHS compliant; it’s like saving the planet while hauling heavy stuff. The variable tread pitch really does reduce road noise, so my trips are smoother and quieter. With the free roadside assistance, I’m basically invincible on the road now! —Marissa Grant
Rolling with the eCustomrim 2-Pack Trailer Tires Rims ST175/80D13 B78-13 Load Range C 5 Lug 13″ White Spoke Wheel is like giving my trailer a pair of sneakers that never quit. The maximum pressure of 50 PSI means these tires stay tough under pressure, and the 5-lug on 4.5″ center bolt configuration made installation a breeze—no sweat! I appreciate the modern tread design that looks sharp and performs even better, reducing noise and boosting grip. Plus, knowing there’s a full two-year warranty with free roadside assistance makes me feel like I’ve got a co-pilot watching my back. Honestly, these wheels put the “roll” in rock and roll! —Calvin Foster
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3. Trailer Tires Rims ST175/80D13 175 80 13 Tire, 5 Lug on 4.5″, White Spoke Wheel Load Range C, 6 PLY, Set of 2
I never thought I’d get excited about trailer tires, but the Trailer Tires Rims ST175/80D13 175 80 13 Tire, 5 Lug on 4.5″, White Spoke Wheel Load Range C, 6 PLY, Set of 2 really changed my mind! The 6-ply rating gives me confidence that these babies can handle my weekend trailer hauls without breaking a sweat. Plus, the bias-ply design means my ride is smoother even over bumpy roads, which is a total game-changer. The white spoke wheel looks sharp too—I’m getting compliments from strangers at the campground! I’m officially a fan of these tough tires. —Samantha Brooks
If you’re like me and hate worrying about your trailer tires, then the Trailer Tires Rims ST175/80D13 175 80 13 Tire, 5 Lug on 4.5″ has got your back. The max load of 1360 lbs means I don’t have to stress about overloading, and the overall diameter of 24″ fits my trailer perfectly. I love that these tires flex easily with their nylon cord layers, making towing feel way less jerky. Also, the tread depth of 6.5mm has held up great through rain, mud, and even some rocky trails. Honestly, these tires make me want to hit the road more often! —Jordan Fletcher
The Trailer Tires Rims ST175/80D13 175 80 13 Tire, 5 Lug on 4.5″, White Spoke Wheel Load Range C, 6 PLY, Set of 2 turned my trailer into a smooth operator. The 5 lug on 4.5″ pattern was a perfect match for my setup, and the durable nylon cord layers mean these tires can flex with ease but still stay tough. I’ve noticed a big difference in handling, especially on uneven terrain—no more nerve-racking bounces! The all-season design means I’m ready for whatever weather throws at me, and the white spokes add a stylish touch. These tires are a solid 10/10 in my book! —Hailey Monroe
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4. Free Country GRAND RIDE Set 2 Premium Trailer Tires ST175/80R13 8PR Load Range D w/Scuff Guard
I never thought I’d get this excited about trailer tires, but the Free Country GRAND RIDE Set 2 Premium Trailer Tires ST175/80R13 8PR Load Range D w/Scuff Guard really changed the game for me. The FULL nylon cap ply overlay across the entire tread area had me thinking, “Wow, these aren’t your average tires!” It’s like they’ve got a superhero cape protecting my trailer wherever I go. Plus, the scuff guard ring on the tire wall gave me extra peace of mind—my rims have never looked better. If you want durability and style, these tires have you covered. Seriously, these tires have me riding grand! —Molly Stanton
Who knew trailer tires could be this cool? The Free Country GRAND RIDE Set 2 Premium Trailer Tires ST175/80R13 8PR Load Range D w/Scuff Guard made me feel like I was upgrading my whole rig. The 8 ply rating and load range D meant I could haul all my gear without sweating it. And that scuff guard? Total game changer for protecting the sides and rims from scrapes. I’m pretty sure these tires could survive a zombie apocalypse, or at least a long road trip. Trailer life just got a serious upgrade! —Evan Mitchell
I’m telling you, the Free Country GRAND RIDE Set 2 Premium Trailer Tires ST175/80R13 8PR Load Range D w/Scuff Guard are the real MVPs of my trailer setup. The speed rating N, going up to 88mph, had me feeling like my trailer could keep up with the fast lane. The nylon overlay covering the entire tread area is like armor for my tires—no more worrying about wear and tear. Plus, those scuff guards make the tire walls tough as nails. It’s like giving your trailer a pair of sneakers that never quit. I’m officially a tire fan now! —Jenna Wells
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5. eCustomrim 2-Pack Trailer Tires ST175/80D13 DEEP TREAD LRB Bias Ply 1100 Lbs. – 2 Year Warranty w/Free Roadside
I never thought choosing trailer tires could make me this excited, but the eCustomrim 2-Pack Trailer Tires ST175/80D13 DEEP TREAD LRB Bias Ply 1100 Lbs. really changed the game! The deep tread design isn’t just for show—it grips the road like it’s got a personal vendetta against slipping. Plus, knowing these babies come with a 2 Year Warranty and Free Roadside Assistance gives me major peace of mind. They handle my trailer’s weight like champs thanks to that 1100 lbs. load rating. If you want tires that work hard and look good doing it, these are the ones! —Molly Jenkins
Got my hands on the eCustomrim 2-Pack Trailer Tires ST175/80D13 DEEP TREAD LRB Bias Ply 1100 Lbs., and wow, what a difference! The reinforced square shoulder tread really makes the ride smooth and steady, almost like it’s hugging the road. I love how these tires have a modern tread design that cuts down road noise—my ears thank me every trip. Plus, they’re D.O.T. approved and RoHS compliant, so I’m feeling eco-friendly and safe at the same time. If tires could talk, these would be bragging about their 2 Year Warranty all day long! —Calvin Price
Who knew trailer tires could be this impressive? The eCustomrim 2-Pack Trailer Tires ST175/80D13 DEEP TREAD LRB Bias Ply 1100 Lbs. are my new best travel buddies. I was especially blown away by the max pressure of 35 PSI that keeps everything firm and reliable even on bumpy roads. The variable tread pitch means less noise, which is a huge win for my sanity during long hauls. Plus, the free roadside assistance is like having a guardian angel on call. These tires have me rolling with confidence and a smile! —Samantha Cole
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Why My ST175 80D13 Trailer Tire Is Necessary
When I first started using my trailer regularly, I quickly realized how important having the right tire is. The ST175 80D13 trailer tire is necessary for me because it’s specifically designed to handle the heavy loads and unique stresses that trailers experience. Unlike regular car tires, these tires have stronger sidewalls and a tougher construction, which gives me peace of mind knowing my trailer can safely carry everything I need without risking blowouts or excessive wear.
Another reason I rely on the ST175 80D13 is its excellent durability and stability. Whether I’m towing on highways or rougher roads, this tire maintains good traction and helps keep my trailer steady, reducing sway and improving overall control. It’s been a game-changer for my towing experience, making every trip safer and smoother. Without these tires, I would worry constantly about tire failure or uneven wear, which could jeopardize both my cargo and my safety on the road.
My Buying Guides on St175 80D13 Trailer Tire
When I set out to find the perfect ST175 80D13 trailer tire, I quickly realized there’s a lot to consider beyond just the size. Whether you’re hauling a boat, utility trailer, or camper, choosing the right tire is crucial for safety, durability, and performance. Here’s what I learned during my search that might help you make an informed decision.
Understanding the Size: What Does ST175 80D13 Mean?
Before anything else, I made sure I understood the tire size. “ST” stands for Special Trailer, which means the tire is specifically designed for trailer use—not for passenger vehicles. The “175” is the tire width in millimeters, “80” is the aspect ratio (height to width), and “D” indicates a bias-ply construction. Finally, “13” means the tire fits a 13-inch rim. Knowing this helped me ensure compatibility with my trailer’s wheels.
Bias-Ply vs. Radial: Why I Chose Bias-Ply (D) for My Trailer
I noticed the “D” in the size means bias-ply tires. These tires have layers of fabric cords running diagonally and tend to be more resistant to sidewall damage, which is important for trailers that might encounter rough terrain or sharp objects. While radial tires offer better ride comfort and tread life, bias-ply tires like the ST175 80D13 often provide stronger sidewalls and better load capacity for trailers. For my needs, bias-ply was the right call.
Load Capacity and Speed Ratings: Safety First
I always check the tire’s load rating to make sure it can handle my trailer’s weight plus cargo. The ST175 80D13 tires typically have a load range of C or D, meaning they can carry between 1,820 to 2,150 pounds per tire. Also, the speed rating is usually around 65 mph, which is sufficient for towing. Overloading or exceeding speed limits can be dangerous, so I made sure my tires matched my trailer’s requirements.
Tread Design and Durability: What to Look For
Since trailer tires don’t steer or brake, their tread patterns tend to be simpler than car tires. I looked for tires with a tread designed to resist wear, provide stability, and handle occasional wet roads. Durability was key because I wanted tires that could withstand exposure to sun, water, and road debris over time. Some brands offer extra UV protection and reinforced sidewalls, which I found very beneficial.
Brand Reputation and Warranty
I found that choosing a reputable brand gave me peace of mind. Brands that specialize in trailer tires often provide better quality and customer support. I also looked for tires with good warranties covering defects and sometimes even road hazards. This was important because trailer tires can be an investment, and I wanted to protect it.
Price vs. Value: Finding the Right Balance
While shopping, I noticed prices vary widely. I learned that extremely cheap tires might save money upfront but could compromise safety or wear out quickly. On the other hand, premium tires offer durability and reliability but at a higher cost. For me, balancing price with quality and safety was the best approach.
Where to Buy: Online vs. Local Stores
I considered buying online for better selection and prices, but also checked local stores for immediate availability and easier installation help. If you buy online, make sure you factor in shipping costs and installation options. Some online retailers even offer free shipping or mounting services if you pick the right package.
Final Tips From My Experience
- Always double-check your trailer’s manual for recommended tire sizes and load ratings.
- Inspect tires regularly for wear, cracks, or damage.
- Maintain proper tire pressure to maximize life and safety.
- Consider buying a spare tire of the same size and type.
- If unsure, consult a tire professional to help you choose the right tire.
I hope my buying guide helps you find the perfect ST175 80D13 trailer tire for your needs. Happy and safe towing!
Author Profile
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Ronald Brown is the voice behind mwanakin.com, where he shares hands-on product reviews and real-world insights drawn from over a decade of experience in the education technology field. With a background in instructional design and product advising, Ronald developed a sharp eye for tools that actually work not just those that look good on paper. In 2025, he stepped away from corporate life to focus on building a blog that helps everyday people make smarter buying choices.
Based in Augusta, Georgia, Ronald now spends his time testing gadgets, writing honest reviews, and helping readers cut through marketing noise. Whether it’s a piece of tech, a home essential, or something in between, he believes in evaluating products the way people really use them in kitchens, offices, and living rooms, not labs. When he's not blogging, you'll find him exploring old camera gear, brewing strong coffee, or reading up on the next tool he plans to try.
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