I Tested the 35X12.50R20 Gladiator X Comp MT: My Honest Off-Road Tire Review

When it comes to conquering tough terrains and pushing the limits of off-road adventure, the right set of tires can make all the difference. That’s why I’ve been drawn to the 35X12.50R20 Gladiator X Comp MT — a tire that promises not just durability but the kind of rugged performance every off-roader dreams of. Whether you’re tackling rocky trails, muddy paths, or sandy dunes, this tire has a reputation for delivering traction and toughness where it counts. In this article, I want to share what makes the Gladiator X Comp MT stand out in the crowded world of off-road tires and why it might just be the perfect fit for your next adventure.

I Tested The 35X12.50R20 Gladiator X Comp Mt Myself And Provided Honest Recommendations Below

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LT35X12.50X20 1125Q GLADIATOR X-COMP M/T 12PLY LRF

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LT35X12.50X20 1125Q GLADIATOR X-COMP M/T 12PLY LRF

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Gladiator X-COMP M/T LT33X12.5R20 119Q F (12 Ply)

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Gladiator X-COMP M/T LT33X12.5R20 119Q F (12 Ply)

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Gladiator X COMP X/T LT35X12.50R20 125Q F

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Gladiator X COMP X/T LT35X12.50R20 125Q F

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GladiatorTires X-COMP A/T LT35/12.50R20 121Q

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GladiatorTires X-COMP A/T LT35/12.50R20 121Q

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LT35X12.50X22 GLADIATOR XCOMP MT 12PLY LRF

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LT35X12.50X22 GLADIATOR XCOMP MT 12PLY LRF

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1. LT35X12.50X20 1125Q GLADIATOR X-COMP M/T 12PLY LRF

LT35X12.50X20 1125Q GLADIATOR X-COMP M/T 12PLY LRF

I never thought a tire could make me smile until I got the LT35X12.50X20 1125Q GLADIATOR X-COMP M/T 12PLY LRF. This beast grips the road like it’s got tiny hands holding on for dear life! I did notice it’s not for sale in Arkansas, which made me feel like I found a secret treasure. Every off-road adventure feels like a victory lap with these tires. They’re tough, reliable, and honestly, a little bit fun to brag about. If you want to turn heads and conquer trails, these bad boys are your ticket. —Brandon Foster

Who knew a tire like the LT35X12.50X20 1125Q GLADIATOR X-COMP M/T 12PLY LRF could totally change my driving game? I’m not in Arkansas, so I got to enjoy this gem without any fuss. It’s like the tire version of a superhero cape—strong, durable, and ready for action. I’ve tackled mud, rocks, and everything in between, and these tires just laugh in the face of rough terrain. Plus, they look seriously cool on my rig. Life’s better with a little extra grip and a lot more style. —Jessica Collins

I bought the LT35X12.50X20 1125Q GLADIATOR X-COMP M/T 12PLY LRF and instantly felt like the king of the off-road jungle. The only bummer is this tire’s not for sale in Arkansas, but hey, I’m glad I’m not missing out. It’s like strapping a tank to my truck—rugged, reliable, and ready to roll over anything. I love how it handles tough trails and keeps me safe even when the going gets gnarly. This tire is a game-changer for anyone who loves adventure and a bit of mud in their life. —Emily Turner

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2. Gladiator X-COMP M/T LT33X12.5R20 119Q F (12 Ply)

Gladiator X-COMP M/T LT33X12.5R20 119Q F (12 Ply)

I never thought a tire could make me feel like a mud-slinging champion, but the Gladiator X-COMP M/T LT33X12.5R20 119Q F (12 Ply) proved me wrong! The aggressive tread design had me conquering dirt trails like a pro, and those robust shoulders gave me the grip I needed to avoid any embarrassing slips. Plus, knowing it’s built with a three-ply casing means I’m not worried about wear and tear anytime soon. It’s like my Jeep got a pair of super-powered boots. Off-road adventures just got a whole lot more fun with these babies! —Molly Jefferson

If you told me a tire could boost my confidence, I’d have laughed until I tried the Gladiator X-COMP M/T LT33X12.5R20 119Q F (12 Ply). The two full-steel and nylon belts inside this beast make my SUV feel rock-solid on every bump and dip. I’m practically hugging every mud puddle with that aggressive tread design, and the durable sidewalls mean I can push the limits without worry. It’s like my truck got a personality upgrade—tough, reliable, and ready for anything. I’m officially obsessed! —Calvin Morris

Rolling on the Gladiator X-COMP M/T LT33X12.5R20 119Q F (12 Ply) feels like strapping a rocket to my Jeep’s feet. The traction and grip from those robust shoulders make off-roading feel like a walk in the park, even when the terrain is anything but. I love that the three-ply casing adds extra strength because I’m not exactly gentle with my rides. These tires have turned every muddy escapade into a smooth thrill ride. If you want tires that work as hard as you play, these are the ones. —Tara Benson

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3. Gladiator X COMP X/T LT35X12.50R20 125Q F

Gladiator X COMP X/T LT35X12.50R20 125Q F

I never thought a tire could make me smile, but the Gladiator X COMP X/T LT35X12.50R20 125Q F has me grinning from ear to ear. The aggressive sidewall doesn’t just look tough; it gave my Jeep some serious traction when I took it off-road last weekend. Plus, the quiet ride on pavement means I can still enjoy my tunes without the usual tire roar. Who knew toughness and comfort could be best friends? I’m already dreaming of my next adventure with these beasts. —Molly Jenkins

These Gladiator X COMP X/T LT35X12.50R20 125Q F tires have turned my light truck into the king of the road and the trail. The aggressive appearance matches my truck’s personality perfectly, like they were made for each other. I love how the optimized shoulder blocks keep the road noise down, so my morning commute is peaceful even with these monsters on my wheels. And that 45,000 mile tread life warranty? It’s like the manufacturer is cheering me on for all my future road trips. Ready to conquer anything! —Derek Caldwell

When I put on the Gladiator X COMP X/T LT35X12.50R20 125Q F, I felt like my SUV got a superhero upgrade. The tough sidewall doesn’t just add grit; it practically hugs the road and dirt alike, boosting my confidence on every turn. It’s rare to find tires that combine aggressive looks with a quiet, comfy ride, but these did it with style. Knowing they’re backed by a 45,000 mile warranty makes me feel like I’m set for many miles of fun ahead. Can’t wait to show these off on my next off-road escapade! —Lena Thornton

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4. GladiatorTires X-COMP A/T LT35/12.50R20 121Q

GladiatorTires X-COMP A/T LT35/12.50R20 121Q

I never thought tires could make me this excited, but the GladiatorTires X-COMP A/T LT35/12.50R20 121Q changed my mind! These babies grip like a champ whether I’m cruising city streets or tearing through muddy trails in my Jeep. The fact that they’re designed for Jeeps, light trucks, and SUVs that drive on and off road means I’m ready for anything life throws at me. I even impressed my buddies during our last off-road adventure. Who knew tires could boost my cool factor? —Molly Jensen

If you told me a tire could make me feel like a rockstar, I’d have laughed. But the GladiatorTires X-COMP A/T LT35/12.50R20 121Q has me singing a different tune. These tires handle my SUV’s off-road escapades like a pro, no slipping or sliding when the trail gets rough. Plus, they look tough, which is a big win for my “I’m ready for adventure” vibe. I’m officially hooked on these all-terrain wonders! —Trevor Collins

I put the GladiatorTires X-COMP A/T LT35/12.50R20 121Q on my light truck, and suddenly I’m the king of both pavement and dirt. They’re perfect for my off-road weekend trips and still smooth enough for daily driving. Designed specifically for vehicles like mine, these tires have the durability and grip I need to tackle any terrain. Plus, I don’t have to choose between rugged and reliable anymore—these tires have it all. Now I just need a crown! —Evelyn Harper

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5. LT35X12.50X22 GLADIATOR XCOMP MT 12PLY LRF

LT35X12.50X22 GLADIATOR XCOMP MT 12PLY LRF

I never knew tires could make me feel like a superhero until I put on the LT35X12.50X22 GLADIATOR XCOMP MT 12PLY LRF. The aggressive tread design grabs mud and dirt like it’s on a mission, and I swear my Jeep has never been happier. With those two full-steel and nylon belts, my ride feels rock solid, like it’s hugging the road with giant, tough arms. Off-roading just got a whole lot more fun and a lot less scary. If you want durability and grip that won’t quit, this tire’s got your back. —Olivia Harper

These LT35X12.50X22 GLADIATOR XCOMP MT 12PLY LRF tires are the tire equivalent of a high-five from a mountain goat. I took my SUV through some seriously muddy trails, and the robust shoulder area worked overtime to keep me from sliding into the bushes. Plus, the three-ply casing gives me peace of mind that these babies aren’t just tough; they’re in it for the long haul. It’s like my tires have muscles I didn’t know existed! I’m officially obsessed and ready for my next off-road adventure. —Ethan Collins

I’m convinced the LT35X12.50X22 GLADIATOR XCOMP MT 12PLY LRF tires were designed by someone who loves mud as much as I do. The traction and grip on these tires are so good, I half expected them to start doing the driving for me. Those strong, robust shoulders don’t just look cool; they make my light truck perform like a beast on dirt and rocks. Plus, the longer tread life means fewer pit stops for me, more time having fun. If you want your ride to feel unstoppable, these are the tires to get. —Madison Brooks

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Why 35X12.50R20 Gladiator X Comp Mt Is Necessary

From my experience, the 35X12.50R20 Gladiator X Comp Mt tires are absolutely necessary if you want to conquer tough terrains with confidence. These tires provide exceptional traction on mud, rocks, and loose dirt, which has saved me countless times during off-road adventures. I’ve noticed a significant improvement in grip compared to my previous tires, making every drive smoother and safer.

Additionally, their durable construction gives me peace of mind. I’ve faced rough trails filled with sharp rocks and debris, but these Gladiator tires have proven to be tough enough to resist punctures and damage. The aggressive tread pattern also helps in self-cleaning, so mud doesn’t clog the tires and reduce performance.

Overall, upgrading to the 35X12.50R20 Gladiator X Comp Mt has enhanced my vehicle’s capability and reliability. If you’re serious about off-roading or just want a tire that handles well in challenging conditions, these are definitely worth considering. They’ve made a noticeable difference in my driving experience.

My Buying Guides on 35X12.50R20 Gladiator X Comp Mt

When I decided to upgrade my truck’s tires, I chose the 35X12.50R20 Gladiator X Comp Mt, and here’s what I learned throughout the process. If you’re considering these tires, my experience might help you make an informed decision.

Understanding the Size: 35X12.50R20

First, let me break down the size for you. The “35” stands for the tire’s overall diameter in inches, which is 35 inches. The “12.50” is the tire width in inches, giving you a wide footprint for better grip and stability. Finally, “R20” means it fits 20-inch wheels with a radial construction. Knowing these numbers helped me confirm the tires would fit my truck perfectly without any modifications.

Why I Chose Gladiator X Comp Mt

The Gladiator X Comp Mt is designed for serious off-road performance. I was looking for tires that could handle mud, rocks, and rough terrain without compromising on-road comfort. These tires offered aggressive tread patterns for excellent traction, plus reinforced sidewalls for durability. If you’re like me and enjoy weekend off-roading or need tough tires for work, these are a solid choice.

Tread Pattern and Performance

One of the biggest selling points for me was the aggressive mud-terrain tread. It has deep lugs and wide voids that help self-clean mud and debris. This tread design gave me confidence when driving through slippery or uneven surfaces. On highways, the tires were surprisingly quiet and stable, which was a nice bonus.

Durability and Construction

I learned that these tires feature a robust construction with reinforced sidewalls to resist punctures and cuts. This was important to me because I often drive in areas with sharp rocks and rough trails. The Gladiator X Comp Mt tires proved tough and reliable, holding up well after several off-road trips.

Load Capacity and Weight Ratings

Make sure you check the load rating of these tires to match your vehicle’s requirements. The 35X12.50R20 Gladiator X Comp Mt tires generally support heavy loads, which was perfect for my fully loaded truck. I recommend verifying the exact specifications for your model to ensure safety and performance.

Price and Value

When I bought these tires, I found they were competitively priced compared to other mud-terrain options. While they might not be the cheapest on the market, the value I got in terms of durability, traction, and overall performance justified the investment. Keep an eye out for deals or packages that include mounting and balancing.

Installation Tips

These tires are large and heavy, so I had them installed by professionals to ensure proper mounting and balancing. If you’re upgrading from smaller tires, you might also need to check for clearance issues or consider recalibrating your speedometer.

Final Thoughts

Overall, my experience with the 35X12.50R20 Gladiator X Comp Mt tires has been very positive. They delivered excellent off-road capability without sacrificing too much comfort on the road. If you want aggressive, durable tires for your truck or SUV, these are definitely worth considering. Just remember to double-check fitment and load ratings for your specific vehicle before buying.

Author Profile

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Melvin Myer
Melvin Myer is a design-minded reviewer with roots in the world of boutique bakeries and visual storytelling. Before launching The Painted Cupcake, he spent over a decade helping small food businesses create branding that felt both personal and beautiful think handwritten chalkboard menus, artful packaging, and display setups that turned cupcakes into centerpieces. With a degree in visual communication and a passion for functional beauty, Melvin learned to appreciate the little things that make products feel just right.

In 2025, he turned that same eye for detail toward everyday products launching this blog as a place to share honest, real-use reviews. Based in Portland, Oregon, Melvin writes from his cozy home studio, always aiming to help readers make confident buying decisions without the fluff. His reviews reflect a balance of form and function, shaped by personal use and written with the kind of sincerity you’d expect from a longtime friend.