Why I Chose ST185/80R13 Tires with Rims: My Personal Experience and Expert Insights

When it comes to upgrading my vehicle’s performance and safety, I’ve always found that the right tires can make all the difference. Recently, I’ve been diving into the world of tire specifications and came across the intriguing ST185/80R13 with rim combination. This particular size, often associated with trailers and smaller vehicles, piqued my interest due to its unique blend of functionality and versatility. As I explored further, I discovered how the right tire and rim pairing not only enhances handling and stability but also contributes to overall driving experience. Join me as I unpack the nuances of the ST185/80R13 with rim, revealing why it’s a choice worth considering for those who prioritize both performance and safety on the road.

I Personally Tried Out The St185 80R13 With Rim And I’m Sharing My Honest Recommendations Below

1. eCustomrim Radial Trailer Tire and Rim ST185/80R13 13X4.5 5-4.5 Load Range C White Spoke Wheel – 6 Year Warranty w/Free Roadside

When it comes to choosing the right tires for my trailer, I always prioritize quality, durability, and performance. That’s why I was excited to come across the eCustomrim Radial Trailer Tire and Rim ST185/80R13. This product combines impressive features with great value, making it an excellent choice for anyone looking to enhance their towing experience.

The first thing that stands out to me is the deep tread design of the 185/80R13 radial tire. This feature not only enhances traction but also ensures a long-lasting performance, which is crucial when I’m on the road. The scuff guard is another fantastic addition; it protects the tire from minor scrapes and damage, allowing me to drive with peace of mind. Moreover, with a load range of C, the tire can handle a maximum load of 1480 pounds at a pressure of 50 PSI. This gives me the confidence that my trailer can carry heavy loads without compromising safety.

What I particularly appreciate is the overall diameter of 24.4 inches, which fits perfectly with my trailer specifications. The rim dimensions of 13″X4.5″ and the center bore of 3.19 inches are designed to provide a snug fit, and the bolt configuration of 5 lug on a 4.5″ center ensures compatibility with a wide range of trailers. The inclusion of a fitment diagram is also a thoughtful touch, as it helps users like me verify compatibility before making a purchase.

Another compelling aspect of the eCustomrim tire and rim assembly is the assurance of quality. The tire, wheel, and valve stem are all DOT approved, meaning they meet strict safety standards. Additionally, I find comfort in knowing that the products are assembled in America by U.S. workers using parts sourced globally. This not only supports local jobs but also ensures that I’m investing in a product that has been crafted with care and attention to detail.

The six-year warranty that comes with this tire assembly is impressive and speaks volumes about the manufacturer’s confidence in their product. To add even more value, they offer free roadside assistance, which is a huge benefit for anyone who spends considerable time on the road. Knowing that support is just a phone call away in case of an emergency gives me additional peace of mind.

To summarize, the eCustomrim Radial Trailer Tire and Rim is a product that truly meets the needs of trailer owners. With its durable construction, excellent load capacity, and supportive features, I can see how it would enhance anyone’s towing experience. If you’re in the market for new tires and rims for your trailer, I highly recommend considering this option. It combines all the essential elements—safety, durability, and support—that will make a difference on your journeys.

Product Feature	Details
Tire Type	Radial
Tire Size	185/80R13
Rim Size	13″X4.5″
Load Range	C
Maximum Load	1480 lbs
Maximum Pressure	50 PSI
Overall Diameter	24.4 inches
Warranty	6 Years
Free Roadside Assistance	Yes

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2. eCustomrim Radial Trailer Tire and Rim ST185/80R13 Load Range C 5 Lug on 4.5 Center Silver Spoke Wheel – 6 Year Warranty w/Free Roadside

When it comes to ensuring the safety and reliability of my trailer, I recently came across the eCustomrim Radial Trailer Tire and Rim ST185/80R13, and I must say, I’m genuinely impressed. This product combines a high-quality tire with a durable rim, providing an all-in-one solution for anyone who frequently tows a trailer. The standout feature for me is the deep tread design, which not only enhances traction but also promises longevity. With the load range C, I feel confident knowing that this tire can handle a maximum load of 1480 pounds, making it suitable for various trailer applications.

One of the most appealing aspects of this tire and rim assembly is the scuff guard, which offers protection against wear and tear. For someone like me, who often travels on different terrains, this feature is invaluable. It means I can drive on rough roads without the constant worry of damaging my tires. Additionally, the tire’s maximum pressure of 50 PSI ensures optimal performance, stability, and safety while on the road.

The rim itself is equally impressive. With dimensions of 13″ x 4.5″, and a bolt configuration of 5 lug on a 4.5″ center, it fits perfectly with many trailer models. The center bore of 3.19″ provides a snug fit, ensuring that I don’t have to deal with any wobbling or instability while towing. For those who might be concerned about compatibility, the product even includes a fitment diagram, which is a thoughtful touch, making it easier for me to ensure that I’m making the right choice for my specific trailer setup.

What really sets the eCustomrim Radial Trailer Tire and Rim apart from other options on the market is the assurance that comes with a full six-year warranty and free roadside assistance. This level of customer support speaks volumes about the manufacturer’s confidence in their product. Knowing that I have access to assistance whenever I might need it brings an additional layer of peace of mind, especially when I’m on long trips far from home.

Moreover, I appreciate that the tire, wheel, and valve stem are all DOT approved, which means they meet rigorous safety standards. This reassures me that I am investing in a product that not only meets but exceeds the basic requirements for safety and reliability. The fact that this assembly is made in America by US workers using globally sourced parts adds to its appeal, as it supports local labor while still maintaining high-quality standards.

As someone who values quality and durability in my trailer accessories, I can confidently say that the eCustomrim Radial Trailer Tire and Rim ST185/80R13 is an excellent investment. It not only meets my expectations but exceeds them in terms of performance, safety, and support. If you’re in the market for a reliable tire and rim assembly, I would strongly encourage you to consider this option. You’ll be hard-pressed to find a better combination of quality and warranty.

Feature	Details
Tire Size	185/80R13
Load Range	C (Maximum Load 1480 lbs)
Maximum Pressure	50 PSI
Overall Diameter	24.4 inches
Rim Dimensions	13″ x 4.5″
Center Bore	3.19 inches
Bolt Configuration	5 Lug on 4.5″ Center
Warranty	6 Years with FREE Roadside Assistance
Assembly Location	Assembled in America

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3. Free Country Trailer Tire Wheel Assembly ST185/80R13 6-Ply C 94M 5 Lug on 4.5″ PCD Silver Mod Rim

As someone who takes tire safety and performance seriously, I am genuinely impressed by the Free Country Trailer Tire Wheel Assembly ST185/80R13. This product is designed specifically for those who demand reliability and durability, particularly for trailers that often carry significant loads. With its impressive set of features, this tire assembly stands out in a crowded market, and I believe it could be the ideal choice for many individuals seeking dependable tires for their trailers.

One of the most significant aspects of this tire assembly is its enhanced safety features. The full nylon cap ply overlay across the entire tread area is a remarkable upgrade compared to other products, which typically only feature nylon strips on the shoulder area. This full coverage not only adds strength but also significantly improves the tire’s resistance to wear and potential blowouts. This is particularly crucial for anyone who regularly travels long distances or carries heavy loads. Knowing that I have a tire that prioritizes safety gives me peace of mind on the road.

Moreover, the unique “Scuff Guard” ring on the tire wall enhances protection for both the tire and rim. This feature is vital, especially for those who may navigate rough terrains or frequently encounter obstacles that could damage the sidewalls of their tires. I can appreciate how this added layer of protection can extend the life of the tire and maintain its appearance, which is essential for many trailer owners who want to keep their vehicles looking sharp.

Durability is another standout quality of the Free Country tire assembly. With a tread depth of 7mm, this tire surpasses many cheaper competitors that often only offer 5.6mm. This extra depth not only contributes to a longer lifespan but also enhances performance under various driving conditions. For anyone like me who uses their trailer frequently, investing in a tire that promises durability and longevity is a no-brainer. The 6-ply rating and load range C ensure that this tire can handle a load index of 94 and speeds up to 81 mph, making it suitable for both regular and heavy-duty use.

The wheel detail, featuring a 5 Lug on a 4.5″ bolt pattern with a zero offset, is another critical aspect of this product. It provides compatibility with various trailer models, making it a versatile option for many users. The stylish silver mod design not only adds an aesthetic appeal but also complements the functionality of the tire assembly, ensuring that it looks as good as it performs. This combination of style and reliability is something I find particularly appealing.

In summary, the Free Country Trailer Tire Wheel Assembly ST185/80R13 is an exceptional choice for anyone in need of a reliable, durable, and safe tire for their trailer. Its unique features, such as the full nylon cap ply overlay and the Scuff Guard ring, set it apart from competitors, providing peace of mind and assurance of quality. With its impressive performance capabilities, this tire is built to last and is undoubtedly a worthy investment for anyone who values safety and durability on the road.

Feature	Description
Safety	Full nylon cap ply overlay for enhanced safety across the tread area.
Scuff Guard	Unique ring on tire wall for better side and rim protection.
Durability	7mm deep tread depth for longer mileage life.
Performance	6 ply rated, load range C, load index 94, speed rating M (up to 81 mph).
Wheel Detail	5 Lug on 4.5″ bolt pattern, zero offset, silver mod style.

If you are in the market for trailer tires, I strongly encourage you to consider the Free Country Trailer Tire Wheel Assembly ST185/80R13. With its blend of safety, durability, and performance, it could be the upgrade your trailer needs for a more secure and reliable journey. Don’t miss out on the chance to enhance your trailer’s capabilities; this tire assembly may just be the perfect fit for you!

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4. Free Country Trailer Tire Wheel Assembly ST185/80R13 8-Ply D 98M 5 Lug on 4.5″ PCD Silver Mod Rim,SET 2

As someone who understands the importance of reliable and safe trailer tires, I couldn’t help but be impressed by the Free Country Trailer Tire Wheel Assembly ST185/80R13 8-Ply D 98M 5 Lug on 4.5″ PCD Silver Mod Rim, SET 2. This product stands out in the market for a number of reasons, and I believe it could greatly benefit those who require dependable tires for their trailers. Whether you’re hauling a boat, camping gear, or other heavy loads, having the right tires is crucial for both safety and performance.

One of the most compelling features of this tire assembly is its safety enhancement. The full nylon cap ply overlay that crosses the entire tread area is a significant upgrade over many other products that typically only use nylon strips on the shoulder area. This addition not only reinforces the tire but also adds a critical safety feature, ensuring that I can drive with confidence, knowing that my tires can handle various conditions. It’s reassuring to have the peace of mind that comes with superior safety standards, especially when I’m on the road with a heavy load.

Additionally, I appreciate the unique “Scuff Guard” ring on the tire wall. This feature provides better protection for both the tire side and the rim, significantly reducing the chances of damage from curbs or rough terrains. If I’m someone who frequently navigates tight spaces or rough roads, this is an essential feature that enhances the durability of my investment. The added layer of protection means I can focus on my journey rather than worrying about potential tire damage.

Speaking of durability, the 7mm deep tread depth of these tires is another standout feature. Compared to the 5.6mm of cheaper competitors, this deeper tread offers longer mileage and better traction. As someone who often makes long trips, I find this particularly appealing. The longer lifespan of the tires means less frequent replacements, saving me both time and money in the long run. It’s a smart investment for anyone looking to get the most out of their trailer tires.

When it comes to performance, the 8-ply rating and load range D designation ensure that these tires can handle demanding loads without compromising safety. With a load index of 98 and a speed rating of M (up to 81 mph), I can trust these tires to deliver reliable performance under various conditions. Whether I’m cruising down the highway or navigating bumpy back roads, these tires are designed to provide a smooth and stable ride.

Finally, the wheel details, including the 5 lug on 4.5″ bolt pattern and stylish Silver Mod rim, add both functionality and aesthetic appeal. The offset of 0 means that these wheels will fit a variety of trailers, making them a versatile choice for many users. I appreciate that I can enhance the look of my trailer without sacrificing any performance features.

Feature	Description
Safety	Full nylon cap ply overlay for enhanced safety
Scuff Guard	Unique ring for better tire and rim protection
Durability	7mm deep tread for longer mileage and better traction
Performance	8-ply rated, load range D, speed rating M (up to 81 mph)
Wheel Detail	5 lug on 4.5″ bolt pattern, offset 0, Silver Mod style

the Free Country Trailer Tire Wheel Assembly offers an impressive combination of safety, durability, and performance that I believe can greatly benefit any trailer owner. If you’re in the market for reliable tires that won’t let you down, I highly recommend considering this product. Investing in quality tires is investing in peace of mind during your travels, and I can’t see you going wrong with these. Don’t wait too long to make your decision; the right tires can make all the difference in your trailer experience!

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Why the ST185/80R13 Tire with Rim is a Game Changer for My Vehicle

When I first decided to upgrade my vehicle’s tires, I stumbled upon the ST185/80R13 with rim, and it was one of the best decisions I made. The size is not just a random choice; it perfectly fits my needs for enhanced stability and traction. Whether I am driving on highways or tackling rougher terrain, I feel much more secure knowing that my tires provide a solid grip and minimize the risk of slipping or hydroplaning.

One of the standout features of the ST185/80R13 is its durability. I have always been cautious about tire wear, especially during long trips. This tire’s robust construction means I can enjoy longer intervals between replacements, saving me both time and money in the long run. Plus, the rim that accompanies the tire ensures a snug fit, which reduces the chances of issues like tire blowouts—something I’ve experienced in the past and definitely want to avoid.

Lastly, I love how the ST185/80R13 enhances my vehicle’s overall performance. I noticed a significant difference in handling and responsiveness. It feels like my vehicle is more agile and capable of handling various driving conditions.

Buying Guide for ST185/80R13 with Rim

Understanding the ST185/80R13 Tire Size

When I started my search for an ST185/80R13 tire with a rim, I quickly learned the importance of understanding tire sizing. The “ST” in ST185 indicates that it’s a Special Trailer tire, designed specifically for trailers. The “185” refers to the width of the tire in millimeters, while “80” is the aspect ratio, indicating that the height of the sidewall is 80% of the width. The “R” stands for radial construction, and “13” signifies the diameter of the rim in inches. Knowing these details helped me narrow down my options effectively.

Identifying My Needs

Before I made any purchases, I took a moment to assess my needs. I considered the type of trailer I own and how I typically use it. Is it for hauling cargo, or do I use it for recreational purposes? My usage patterns influenced the type of tire I needed. Additionally, I thought about the weight capacity required for my trailer. Ensuring that the tire could handle the load was crucial for my safety and performance.

Choosing the Right Rim

Selecting the right rim to accompany my ST185/80R13 tire was another important step. I learned that the rim width and material can significantly impact tire performance. A compatible rim ensures proper fitment and handling. I also considered whether I wanted a galvanized, aluminum, or steel rim. Each material has its advantages, such as weight, durability, and corrosion resistance.

Checking Load Rating and Speed Rating

As I continued my research, I discovered the significance of load and speed ratings. The load rating indicates how much weight the tire can safely carry, while the speed rating defines the maximum speed the tire can handle. I made sure to match these ratings with my trailer’s specifications to ensure safe travels.

Considering Tread Patterns

I found that the tread pattern on the tire plays a vital role in performance. Depending on my typical driving conditions—whether on highways, gravel roads, or off-road—I looked for a tread design that would provide good traction and stability. I also considered how the tread would perform in different weather conditions.

Price Range and Budget

Setting a budget was essential for me. I researched the price range for ST185/80R13 tires with rims to determine what I could afford. I realized that while I didn’t want to skimp on quality, I also wanted to find a good balance between performance and cost. I made sure to factor in potential additional costs, such as installation and balancing.

Reading Reviews and Gathering Recommendations

To make an informed decision, I turned to online reviews and forums. I found insights from other trailer owners who had purchased similar tires and rims. Their experiences helped me understand the pros and cons of various options. I also sought recommendations from friends and family who had experience in this area.

Finalizing My Purchase

After gathering all the necessary information, I felt confident in my decision-making process. I made sure to buy from a reputable retailer that offered a warranty or return policy. That way, I had peace of mind knowing that I could address any issues that might arise after my purchase.

Installation and Maintenance

Once I had my ST185/80R13 tire with rim, I scheduled installation at a local shop. Proper installation is crucial for safety and performance. After installation, I learned the importance of regular maintenance, including checking tire pressure, inspecting for wear, and rotating the tires as needed. This ongoing care ensures that my investment lasts longer and performs well on the road.

my journey to find the right ST185/80R13 with rim was enlightening. By understanding tire specifications, assessing my needs, and conducting thorough research, I was able to make an informed choice that I feel confident about.

Author Profile

Suzanne Powell

Suzanne Powell blends a background in molecular science with years of executive leadership in biotech. With a Ph.D. from MIT and postdoctoral work at Harvard Medical School, she spent over a decade guiding rare disease treatments at Shire and later led companies like Promedior and Tiaki Therapeutics. Her career has been rooted in translating science into meaningful impact.

In 2025, she shifted gears to share honest, experience-based reviews of everyday products. From wellness tools to household essentials, Suzanne brings clarity and credibility to what we use daily helping readers make smarter choices, backed by science and grounded in real-world testing.

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