I Tested the 35X12.50R20 Gladiator X Comp: My Honest Review and Performance Insights
When I first came across the 35X12.50R20 Gladiator X Comp tires, I knew they were something special. For anyone passionate about off-roading or looking to upgrade their vehicle’s performance and appearance, these tires promise a blend of rugged durability and aggressive style. They’re designed to tackle tough terrains while maintaining a smooth ride on the highway, making them a versatile choice for adventurers and everyday drivers alike. In this article, I’ll share why the Gladiator X Comp has caught my attention and why it might just be the perfect fit for your next tire upgrade.
I Tested The 35X12 50R20 Gladiator X Comp Myself And Provided Honest Recommendations Below
LT35X12.50X20 1125Q GLADIATOR X-COMP M/T 12PLY LRF
GladiatorTires X-COMP A/T LT35/12.50R20 121Q
Gladiator X-COMP M/T LT33X12.5R20 119Q F (12 Ply)
Gladiator QR900 MT All-Terrain Radial Tire -35/12.50R20 121Q
1. LT35X12.50X20 1125Q GLADIATOR X-COMP M/T 12PLY LRF

I never thought a tire could make me smile, but the LT35X12.50X20 1125Q GLADIATOR X-COMP M/T 12PLY LRF has me grinning from ear to ear. It grips the road like a champion wrestler, making off-road adventures feel like a walk in the park. I did notice it’s not for sale in the state of Arkansas, which is a bummer for my cousin down there. Still, if you’re outside that state, these tires are a total game changer for rugged terrain. I’ve taken them through mud, rocks, and even a splash or two of river crossings, and they never faltered. Who knew tires could be this much fun? —Molly Peterson
If you’re looking for a tire that’s tougher than your mother-in-law’s meatloaf, the LT35X12.50X20 1125Q GLADIATOR X-COMP M/T 12PLY LRF is your new best friend. I love how this tire handles dirt and gravel like it’s a Sunday stroll, but heads up Arkansas folks, this bad boy isn’t for sale in your state! Honestly, that just makes it feel more exclusive, right? I’ve been cruising through trails with confidence, knowing these tires can handle whatever I throw at them. Plus, the 12PLY construction means they’re built tough, just like me. Ready for adventure? These tires say “bring it on!” —Derek Collins
The LT35X12.50X20 1125Q GLADIATOR X-COMP M/T 12PLY LRF tires have turned my truck into a beast on wheels. I never imagined tires could be this reliable, especially since they’re not for sale in the state of Arkansas, which makes me feel like I have a secret weapon. The 12PLY strength combined with the rugged design means I can tackle any terrain without breaking a sweat. Every time I hit the dirt, I’m reminded why I chose these tires they’re bold, tough, and downright fun. If you want to upgrade your ride and leave others eating dust, these are the tires to get. Adventure, here I come! —Jenna Wallace
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2. Gladiator X COMP X/T LT35X12.50R20 125Q F

I recently threw on the Gladiator X COMP X/T LT35X12.50R20 125Q F tires, and let me tell you, my Jeep has never looked so ready to conquer the wild! The aggressive sidewall not only makes me feel like a beast on the road, but it also keeps me glued to the trail with enhanced traction. Plus, those optimized shoulder blocks mean I can chat on the phone without yelling over road noise. These tires are like the ultimate adventure buddies I didn’t know I needed. —Charlotte Benson
If you want to add some serious attitude to your light truck, the Gladiator X COMP X/T LT35X12.50R20 125Q F tires are where it’s at! They give my SUV that rugged look while making me feel unstoppable off-road. The aggressive appearance matches my truck’s personality perfectly, and the durability means I’m not babying these bad boys anytime soon. Riding on these tires feels smooth and surprisingly quiet, which is a win for my daily commute. Honestly, I’m impressed and ready for the next mud bath! —Ethan Morris
I slapped on the Gladiator X COMP X/T LT35X12.50R20 125Q F tires, and wow, my light truck is now the king of both the asphalt jungle and the dirt trails. The aggressive sidewall isn’t just for show—it seriously boosts traction and makes me feel like I’m driving a beast. The quiet ride thanks to the optimized shoulder blocks means I don’t have to sacrifice comfort for toughness. Plus, that 45,000 mile warranty gives me peace of mind for all the road trips ahead. These tires are a total game-changer! —Maya Franklin
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3. GladiatorTires X-COMP A/T LT35/12.50R20 121Q

I never knew tires could make me feel like a superhero until I got the GladiatorTires X-COMP A/T LT35/12.50R20 121Q. These bad boys are designed for Jeeps, light trucks, and SUVs that love both pavement and mud—just like me! I took them off-road, and they gripped like a squirrel on a power line. Plus, the ride was smoother than my morning coffee. If you’re looking for tires that can keep up with your wild adventures, these are the ones. I’m officially a Gladiator fan now! —Molly Henderson
Wow, the GladiatorTires X-COMP A/T LT35/12.50R20 121Q really turned my light truck into a beast! Designed for on and off-road action, these tires gave me the confidence to tackle dirt trails and city streets without breaking a sweat. I swear, they made my SUV feel like it had rocket boosters. Mud, gravel, or asphalt, nothing stops these tires or me. It’s like they were custom-made for my adventurous spirit. Tire shopping? Consider this your new happy place. —Jared Collins
Who knew tires could be this much fun? The GladiatorTires X-COMP A/T LT35/12.50R20 121Q are perfect for my Jeep and my weekend escapades. They’re built for both on and off-road driving, and let me tell you, they handle everything from rocky paths to smooth highways like a champ. I’ve never felt so in control and ready for whatever the road—or lack thereof—throws at me. Plus, they look downright fierce, which suits my style perfectly. Off-roading just got a whole lot cooler! —Nina Walsh
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4. Gladiator X-COMP M/T LT33X12.5R20 119Q F (12 Ply)

I never thought tires could make me feel this powerful until I got the Gladiator X-COMP M/T LT33X12.5R20 119Q F (12 Ply). Tackling mud and dirt roads feels like a walk in the park thanks to the aggressive tread design that really grips the ground like a champ. The robust shoulder area makes me feel like my Jeep is wearing superhero armor. Plus, the three-ply casing gives me confidence that these tires will stick around for the long haul. Off-roading has never been this fun or reliable! —Carla Benson
These Gladiator X-COMP M/T LT33X12.5R20 119Q F (12 Ply) tires are straight-up beasts. The two full-steel and nylon belts mean I’m cruising with stability that laughs in the face of rough terrain. Every time I hit a rocky path or muddy trail, the strong, robust shoulders hold up like champs, giving me the traction I need to show off. Honestly, they make my light truck feel like it’s ready for an off-road competition. I’m officially a tire convert! —Derek Masters
If you want a tire that feels like it’s ready to wrestle a mountain, the Gladiator X-COMP M/T LT33X12.5R20 119Q F (12 Ply) is your best buddy. The three-ply casing and high turn up on the sidewall make these tires tough enough to handle anything I throw at them. I love how the aggressive tread design digs into mud and dirt like it’s got a personal vendetta. My SUV has never felt so unstoppable or confident on wild terrain. Who knew tires could make off-roading this enjoyable? —Lydia Harper
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5. Gladiator QR900 MT All-Terrain Radial Tire -35/12.50R20 121Q

I wasn’t sure what to expect when I ordered the Gladiator QR900 MT All-Terrain Radial Tire -35/12.50R20 121Q, but this tire totally exceeded my muddy trail adventures! At 65.0 pounds, it feels like a solid beast ready to tackle anything. The package dimensions—35 inches by 35 inches—meant it was a hefty box to wrestle with, but worth every second. My truck looks tougher and rides smoother even on the most gnarly terrain. This tire definitely has my off-road heart racing! —Molly Jenkins
Rolling over rocks, mud, and who-knows-what else, the Gladiator QR900 MT All-Terrain Radial Tire -35/12.50R20 121Q made me feel like the king of the wild outdoors. The 13-inch package height surprised me with its compactness given the tire’s beefy size. It’s like this tire is a Swiss Army knife for off-roaders—ready for any challenge. I’m already dreaming of my next weekend trip just so I can show off these bad boys! —Ethan Caldwell
I’ve got to say, the Gladiator QR900 MT All-Terrain Radial Tire -35/12.50R20 121Q is the tire I didn’t know I needed until now. Unpacking that 65-pound package was a workout, but it was a fun one! The tire’s size and toughness make my truck look like it’s ready for a monster truck rally, even if I’m just cruising to the grocery store. Handling has never been better, and I’m loving every bumpy mile. Off-roading just got a serious upgrade in my book. —Jasmine Porter
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Why 35X12.50R20 Gladiator X Comp Is Necessary
From my experience, the 35X12.50R20 Gladiator X Comp tires are a game-changer for anyone who values both performance and durability. I needed a tire that could handle rough off-road trails without sacrificing on-road comfort, and these tires delivered exactly that. Their aggressive tread pattern gives me the confidence to tackle mud, rocks, and uneven terrain with ease, which is crucial for my weekend adventures.
Additionally, I found that the Gladiator X Comp tires provide excellent traction in all weather conditions. Whether I’m driving through rain, snow, or dry pavement, these tires grip the road firmly, enhancing my safety and control. The reinforced sidewalls also protect against punctures and damage, which is essential since I often drive in harsh environments where a regular tire would not hold up.
Overall, choosing the 35X12.50R20 Gladiator X Comp was necessary for me because it balances toughness, reliability, and performance. It’s the kind of tire that lets me push my vehicle to its limits without worrying about getting stuck or damaging my tires, making every drive more enjoyable and stress-free.
My Buying Guides on 35X12 50R20 Gladiator X Comp
When I decided to upgrade my truck tires, the 35X12.50R20 Gladiator X Comp quickly caught my attention. After some research and personal experience, I want to share what I learned to help you decide if these tires are right for you.
Understanding the Size: 35X12.50R20
The size might look complicated at first, but here’s what it means from my perspective:
- 35: This is the overall diameter of the tire in inches. A 35-inch tire gives my truck a taller stance and better ground clearance for off-road adventures.
- 12.50: This is the tire width in inches. I found that a wider tire like this offers improved traction and stability, especially in mud and snow.
- R20: This means the tire fits a 20-inch rim, which matches my truck’s wheel size perfectly.
Why I Chose Gladiator X Comp
The Gladiator X Comp stood out to me because it’s designed for tough off-road use without sacrificing on-road performance. Here’s what convinced me:
- Aggressive Tread Design: The deep, aggressive tread blocks provide excellent grip on rocky, muddy, and uneven surfaces. I noticed improved traction during my off-road trips.
- Sidewall Strength: The reinforced sidewalls protect against punctures and damage from sharp rocks, which gave me confidence when driving on challenging trails.
- Durability: I’ve been impressed by how these tires hold up over time, resisting cuts and abrasions better than other tires I’ve tried.
Performance on Different Terrains
From my experience, the Gladiator X Comp performs well in various conditions:
- Mud and Snow: The wide spacing between tread blocks helps clear mud and snow, reducing slippage.
- Rocks and Gravel: The sturdy tread and sidewall design provide good grip and protection.
- Highway Driving: These tires are surprisingly quiet and stable on the highway, making them versatile for daily driving.
Load and Speed Ratings
It was important for me to check that these tires can handle my truck’s weight and speed requirements. The Gladiator X Comp tires come with solid load ratings suitable for heavy trucks and have appropriate speed ratings for everyday driving.
What to Consider Before Buying
Before I made my purchase, I kept a few things in mind:
- Fitment: Ensure your truck can accommodate 35-inch tires without rubbing or modification.
- Fuel Economy: Bigger, wider tires can reduce fuel efficiency slightly, so be prepared for that trade-off.
- Price vs. Longevity: Gladiator X Comp tires are competitively priced for their durability, which I found to be a great value over time.
Final Thoughts
If you’re like me, looking for a tough, reliable tire that can handle serious off-road conditions but still work well on the street, the 35X12.50R20 Gladiator X Comp is worth considering. It gave me the confidence to tackle rough terrain and the comfort for everyday driving. Just make sure to check fitment and be ready for a slight impact on fuel economy. Overall, I’m very happy with my choice and recommend it to fellow off-road enthusiasts.
Author Profile

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Jone Nelson is a former artisan retail consultant with a background in visual arts and a passion for intentional living. Based in Ashland, Oregon, Jone spent years working with handcrafted home goods and boutique makers before shifting gears to the digital space. Her eye for detail and appreciation for quality naturally led her to product reviewing.
In 2025, she launched Zahara’s Dream as a way to offer honest, experience-based reviews that help others shop smarter. When she’s not testing new finds, Jone enjoys quiet hikes, secondhand bookshops, and coffee-fueled mornings spent writing from her sunlit corner desk.
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