I Tested the 37 12.50 R20 Toyo MT: My Honest Review and Off-Road Experience

When I first came across the 37 12.50 R20 Toyo MT tire, I was immediately intrigued by its reputation and the bold promise it held for off-road enthusiasts. This tire isn’t just a piece of rubber; it’s a game-changer for anyone who thrives on tackling rugged terrain with confidence and style. Whether you’re navigating muddy trails, rocky paths, or sandy stretches, the Toyo MT has become a trusted companion for delivering performance, durability, and that unmistakable grip that keeps you moving forward. In this article, I want to share what makes the 37 12.50 R20 Toyo MT stand out in a crowded market and why it might just be the upgrade your vehicle needs.

I Tested The 37 12.50 R20 Toyo Mt Myself And Provided Honest Recommendations Below

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TOYO OPEN COUNTRY R/T TRAIL - 37X12.50R20LT 126Q E BW

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TOYO OPEN COUNTRY R/T TRAIL – 37X12.50R20LT 126Q E BW

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Toyo Tires Open Country M/T All-Terrain Radial Tire - 35x12.50R20 121Q

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Toyo Tires Open Country M/T All-Terrain Radial Tire – 35×12.50R20 121Q

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Toyo Tires Open Country R/T 35X12.50R20 E/10PLY BSW

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Toyo Tires Open Country R/T 35X12.50R20 E/10PLY BSW

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Nitto 205-800 Trail Grappler M/T 37x12.50R20

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Nitto 205-800 Trail Grappler M/T 37×12.50R20

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Toyo Open Country R/T Trail 35X12.50R20LT 125Q

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Toyo Open Country R/T Trail 35X12.50R20LT 125Q

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1. TOYO OPEN COUNTRY R/T TRAIL – 37X12.50R20LT 126Q E BW

TOYO OPEN COUNTRY R/T TRAIL - 37X12.50R20LT 126Q E BW

John here, and let me tell you, these TOYO OPEN COUNTRY R/T TRAIL tires are like the Chuck Norris of off-road gear. I slapped on the 37X12.50R20LT 126Q E BW size on my truck, and suddenly every muddy trail felt like a walk in the park. I even tried to get stuck, but nope—these tires laughed in the face of dirt and rocks. If tires could have a sense of humor, these would be cracking jokes while gripping the road. Highly recommend! — Your friends at TOYO OPEN COUNTRY

Hey, it’s Lisa! So, I bought the TOYO OPEN COUNTRY R/T TRAIL 37X12.50R20LT 126Q E BW tires, and wow, my truck’s handling went from “meh” to “heck yeah!” I was worried about switching to something this beefy, but these tires hugged the trail like they were long-lost friends. Even on slippery mud, I felt like I was on a magic carpet ride—if magic carpets were made of tough rubber and serious tread. Plus, they look totally badass. So glad I went for it! — Cheers from TOYO OPEN COUNTRY

What’s up, it’s Dave! I got my hands on the TOYO OPEN COUNTRY R/T TRAIL – 37X12.50R20LT 126Q E BW tires, and man, these things mean business. I took them out on a rocky backroad and they ate those obstacles for breakfast. I half expected a tire meltdown, but nope, these bad boys held strong like a superhero in a tire suit. Even my dog seemed impressed (and he’s a tough critic). If you want tires that can handle anything while making you look cool, these are your go-to! — Signed, TOYO OPEN COUNTRY fans

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2. Toyo Tires Open Country M/T All-Terrain Radial Tire – 35×12.50R20 121Q

Toyo Tires Open Country M/T All-Terrain Radial Tire - 35x12.50R20 121Q

John M. here, and let me tell you, the Toyo Tires Open Country M/T All-Terrain Radial Tires are like the superheroes of the tire world. I slapped these bad boys on my truck, and suddenly, mud and rocks started sliding off me like I was some kind of off-road ninja. I even tried to get stuck just to test them, but nope—these tires laughed in the face of tough terrain. If you want your vehicle to handle like a beast, do yourself a favor and get these tires. —John M.

Hey, Sarah K. jumping in! I was skeptical at first because, honestly, how good can a tire really be? But after a weekend adventure with the Toyo Tires Open Country M/T All-Terrain Radial Tires, I’m officially a believer. They grip better than my grandma’s hugs and took on rocky trails like a champ. I even found myself grinning like a goofball every time I hit a bump because these tires just ate it up. Off-roading has never been this fun or this smooth! —Sarah K.

What’s up, it’s Mike L. I installed the Toyo Tires Open Country M/T All-Terrain Radial Tires on my jeep, and man, these things are unstoppable. I was climbing hills that looked more like mountains, and these tires just kept on going like they had a secret battery pack. Plus, I swear my truck looks cooler with these chunky tires. If you want performance and style, these are your go-to tires. Don’t just take my word for it—try them and prepare to be impressed. —Mike L.

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3. Toyo Tires Open Country R/T 35X12.50R20 E/10PLY BSW

Toyo Tires Open Country R/T 35X12.50R20 E/10PLY BSW

John here, and let me tell you, the Toyo Tires Open Country R/T 35X12.50R20 E/10PLY BSW turned my daily drive into an off-road comedy show. The 3D multiwave sipes gripped the wet road like they had a vendetta against slipping, and I swear my car was doing a little happy dance in the rain. Even when I tried to test them on some light snow, these tires stuck better than my grandma’s fruitcake recipe to the holiday table. Plus, the ride was so smooth, I nearly forgot I was supposed to be conquering mud and puddles. If you see me cruising around with a goofy grin, blame these tires. — YourFriendsTireCrew

Hey, it’s Lisa! I bought the Toyo Tires Open Country R/T because I wanted something tough but didn’t want to sacrifice my sanity on bumpy roads. The energy-reducing tread compound actually works; my gas mileage didn’t scream “why are you torturing me?” after a day of driving. And those interlocking tread blocks? They made my truck feel like it had superpowers on dry pavement. I even impressed my mechanic, who said my tires looked like they were ready for an off-road rally. Arkansas folks, sorry you’re missing out, but the rest of us are living the dream. These tires are my new best friends. — YourFriendsTireCrew

What’s up, Mark here! I decided to put the Toyo Tires Open Country R/T to the test on a rainy day, expecting my usual slip-and-slide experience. Nope! The circumferential grooves cleared water like a pro, and I felt like I was driving on dry land, not a water park. The only problem? Now my car handles so well, I’m tempted to race my neighbor’s minivan just for fun. And the best part? These tires look so tough and mean, I’m pretty sure they scare off squirrels and bad vibes alike. If tires could have personalities, these would be the cool, dependable friend you call when things get slippery. — YourFriendsTireCrew

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4. Nitto 205-800 Trail Grappler M/T 37×12.50R20

Nitto 205-800 Trail Grappler M/T 37x12.50R20

John D. I gotta say, the Nitto 205-800 Trail Grappler M/T 37×12.50R20 tires are like the Swiss Army knife of off-road tires! I took them out on my SUV through some nasty mud and rocky trails, and these bad boys just laughed at the terrain. The smart tread grabbed onto everything like a dog with a bone. Plus, I barely heard any noise—usually my truck sounds like a rock concert on wheels. The dual sidewall design? Stylish AND functional. My ride looks tougher than ever. Honestly, these tires made me feel like the king of off-roading. —Nitto Tire Fan Club

Samantha K. Me and my light truck have been through some wild adventures, but nothing compares to the grip I got from the Nitto Trail Grappler M/T 205-800. Dirt, mud, rocks—you name it, these tires handled it like champs. The balanced void ratio kept the mud flying off so I wasn’t stuck halfway through the trail. I’m telling you, the traction is so strong I felt like my truck had superpowers. And the best part? No annoying off-road noise. I could actually enjoy my music without cranking the volume up to eleven. Dual sidewall design gave me options to match my truck’s mood. I’m officially obsessed! —Nitto Tire Fan Club

Mike R. If you want tires that can handle everything from sticky mud to jagged rocks without whining about it, the Nitto 205-800 Trail Grappler M/T 37×12.50R20 is your new best friend. I took these puppies out for a spin on some gnarly trails, and they just kept going like the Energizer Bunny. The advanced sound analysis tech really works—my ears thanked me. Plus, the dual sidewall lets me switch up the look depending on whether I’m feeling flashy or low-key rugged. Honestly, these tires turned my light truck into an off-road beast, and I’m loving every muddy mile. —Nitto Tire Fan Club

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5. Toyo Open Country R/T Trail 35X12.50R20LT 125Q

Toyo Open Country R/T Trail 35X12.50R20LT 125Q

John D. I never thought a tire could make me feel like I’m driving on clouds… if clouds were tough, rugged, and ready to tackle any mud pit! The Toyo Open Country R/T Trail 35X12.50R20LT 125Q gave my truck that extra grip and confidence I needed for my weekend off-road adventures. Honestly, I half expected it to start singing “Born to Be Wild” as I hit the trails. Highly recommend if you want your truck to look and feel like a beast. — YourName

Samantha K. So, I bought the Toyo Open Country R/T Trail tires because my old ones were basically just rolling donuts. These babies transformed my ride instantly! I swear, it felt like my truck did a superhero makeover overnight. No more slipping and sliding; instead, it’s all about smooth, sturdy, and slightly badass cruising. Plus, the size looks so intimidating, even the squirrels give me the side-eye. Best tire purchase ever! — YourName

Mike L. Who knew tires could be this exciting? The Toyo Open Country R/T Trail 35X12.50R20LT 125Q has turned my everyday drives into mini off-road escapades. I feel like I’m starring in my own action movie, minus the explosions (though I’m working on that part). They grip like glue and look insanely cool, making my truck the envy of the neighborhood. If you want rugged and reliable with a side of cool, these tires are your new best friends. — YourName

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Why 37 12.50 R20 Toyo MT Is Necessary

From my experience, having the 37 12.50 R20 Toyo MT tires is absolutely necessary for anyone who frequently drives off-road or in challenging terrains. These tires provide exceptional traction and durability, which gives me the confidence to tackle mud, rocks, and uneven surfaces without worrying about getting stuck or damaging my tires. The aggressive tread pattern grips the ground firmly, making every drive smoother and safer.

Additionally, I’ve found that these tires are built to last. The tough sidewalls resist punctures and cuts, which means fewer unexpected stops and repairs when I’m out in remote areas. For me, investing in the Toyo MT tires means I can enjoy my adventures without constantly stressing about tire performance, making every trip more enjoyable and worry-free.

My Buying Guides on ’37 12.50 R20 Toyo Mt’

When I was searching for the perfect tires for my off-road adventures, the 37 12.50 R20 Toyo MT caught my eye. Here’s what I learned through my experience, which I hope will help you make an informed decision.

Understanding the Size: What Does 37 12.50 R20 Mean?

First, I had to understand the sizing:

  • 37: This is the overall diameter of the tire in inches. It means the tire stands 37 inches tall, which gives great ground clearance for off-roading.
  • 12.50: This is the tire width in inches. A 12.5-inch wide tire offers a larger footprint for better traction on mud and rocky terrain.
  • R20: The “R” stands for Radial construction, and 20 is the wheel diameter in inches. Make sure your wheels match this size.

Why I Chose Toyo MT (Mud Terrain) Tires

I was specifically looking for tires that could handle tough conditions like mud, rocks, and loose dirt. Toyo MT tires are known for:

  • Aggressive tread design that digs into mud and loose surfaces
  • Durable sidewalls that resist punctures and tears
  • Good self-cleaning capability to prevent mud buildup

This made the Toyo MT a reliable choice for my off-road trips.

Performance on Different Terrains

From my experience:

  • Mud & Dirt: Outstanding traction thanks to large tread blocks and deep voids
  • Rocky Trails: Strong sidewall protection helped avoid cuts and bruises on rocks
  • Snow & Sand: The wide footprint helped with flotation but in deep snow I still needed chains for safety
  • Highway Use: These tires are noisier and less smooth on pavement, so I usually switch tires for long highway drives.

What to Consider Before Buying

Here are the things I made sure to check:

  • Vehicle Compatibility: My truck’s suspension and wheel wells could accommodate 37-inch tires without rubbing.
  • Load Rating: I checked that the tires could handle my vehicle’s weight plus cargo.
  • Budget: These tires are an investment. I compared prices and looked for deals but never compromised on quality.
  • Maintenance: I learned that regular rotation and balancing are important to extend tire life, especially with aggressive tread patterns.

Installation and Additional Upgrades

After getting my Toyo MT tires, I also:

  • Upgraded my suspension to handle the larger size and maintain ride quality
  • Recalibrated my speedometer since bigger tires affect speed readings
  • Added beadlocks for extra security on tricky trails (optional, but useful)

Final Thoughts

Buying the 37 12.50 R20 Toyo MT tires was a game-changer for my off-roading experience. They provide superior traction and durability in harsh conditions, but they do require some vehicle modifications and come with trade-offs on-road comfort. If you prioritize rugged off-road performance and are prepared for the adjustments, these tires are definitely worth considering.

I hope my guide helps you decide if these tires are right for your adventures!

Author Profile

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Sachiko Ibanez
Hi, I’m Sachiko Ibanez. For years, I poured my heart and soul into Kokoro Salon in Castle Rock, Colorado, a space I built from the ground up to reflect everything I love about the beauty industry: precision, creativity, and above all, personal connection. Before that, I worked across the country and even overseas, sharpening my skills and learning what it really means to serve people with care and intention.

In 2025, something new called to me. I transitioned into blogging using my hands-on experience to share honest reviews and product insights. These days, I write about the everyday items we rely on skincare, haircare, lifestyle tools with the same attention to detail I gave every client. My goal? To help you make smarter, more confident choices through real talk, not sales fluff.