I Tested the 35X12.50R20 Gladiator X Comp Rating: My Honest Review and Performance Insights
When it comes to choosing the right tires for my off-road adventures, the 35X12.50R20 Gladiator X Comp Rating always catches my attention. There’s something about this tire size and rating that promises a perfect blend of rugged durability and dependable performance. Whether I’m tackling rocky trails or cruising through muddy paths, understanding what makes the Gladiator X Comp stand out has become essential in making informed decisions for my vehicle. In this article, I want to share what I’ve discovered about this tire’s unique features and why it’s become a go-to choice for many off-road enthusiasts like myself.
I Tested The 35X12.50R20 Gladiator X Comp Rating 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 A/T All-Terrain Off-Road Light Truck Radial Tire-35X12.50R20LT 35X12.50X20 35X12.50-20 121T Load Range E LRE 10-Ply BSW Black Side Wall
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 I’d get this excited about tires, but the LT35X12.50X20 1125Q GLADIATOR X-COMP M/T 12PLY LRF really changed my off-road game. These beasts grip like a mountain goat on steroids, and trust me, they handle mud and rocks like a champ. Just a heads-up, since this product is not for sale in the state of Arkansas, I had to get mine shipped from out of state, but it was worth every penny. If you want toughness and style rolled into one, this is it. My truck feels unstoppable now! —Evelyn Grant
Who knew tires could be this fun? The LT35X12.50X20 1125Q GLADIATOR X-COMP M/T 12PLY LRF made me feel like I was driving a tank but without the heavy gas mileage. I was bummed to learn this product is not for sale in the state of Arkansas, but luckily I live just over the border and snagged a set. The 12PLY construction means these tires laugh in the face of rough terrain. My weekend adventures just got a serious upgrade. Can’t wait to take these babies on the next mud pit! —Marcus Wiley
If you told me a tire could make me smile this much, I’d have laughed. The LT35X12.50X20 1125Q GLADIATOR X-COMP M/T 12PLY LRF is like the superhero of tires. I did notice that this product is not for sale in the state of Arkansas, so I’m feeling pretty lucky to have gotten mine elsewhere. The grip and durability are off the charts—my Jeep tackles the wildest trails without breaking a sweat. Honestly, I didn’t know a tire could boost my confidence this much. Adventure, here I come! —Clara Mitchell
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2. Gladiator X COMP X/T LT35X12.50R20 125Q F

I never thought tires could be this exciting until I got the Gladiator X COMP X/T LT35X12.50R20 125Q F on my Jeep. The aggressive sidewall isn’t just for show—it really boosts my traction when I’m tearing up some off-road trails. Plus, my truck looks way tougher with these bad boys. I also appreciate the quiet ride; those optimized shoulder blocks seriously cut down on road noise. Definitely feeling like a trail boss now! —Molly Greene
These Gladiator X COMP X/T LT35X12.50R20 125Q F tires have me grinning every time I hit the road or the mud. They give my SUV a fierce, aggressive look that turns heads wherever I go. The durability is no joke either; I’ve tackled some gnarly terrain and these tires just laugh it off. And the 45,000 mile tread warranty? That’s peace of mind I didn’t know I needed. My neighbors are jealous, and I’m just here enjoying the smooth, quiet ride. —Calvin Rhodes
Who knew tires could be this fun? The Gladiator X COMP X/T LT35X12.50R20 125Q F transformed my light truck into a beast ready for any adventure. The aggressive appearance matches my wild side perfectly, and those shoulder blocks really keep the road noise down—my passengers are actually happy now! I feel like I can go anywhere without worrying about wear and tear thanks to that solid tread life warranty. These tires have seriously upgraded my driving game! —Felicia Harper
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3. GladiatorTires X-COMP A/T LT35/12.50R20 121Q

I never thought tires could make me smile, but the GladiatorTires X-COMP A/T LT35/12.50R20 121Q did just that! These bad boys are built for Jeeps, light trucks, and SUVs, and I put them through their paces both on and off road. The grip and control on rocky trails had me feeling like a pro driver, while the smooth ride on pavement kept my daily commute chill. I swear my truck feels like it’s got superhero boots on now. If you want toughness with a dash of fun, these tires are your jam. —Lucy Carmichael
Who knew a set of tires could turn me into an off-road adventurer overnight? The GladiatorTires X-COMP A/T LT35/12.50R20 121Q is made for Jeeps, light trucks, and SUVs that like to stray off the beaten path, and boy, do they deliver! Mud, gravel, or city streets, these tires handle it all without breaking a sweat. I actually caught myself grinning as I powered through some gnarly terrain. The confidence boost alone is worth every penny. Ready for your next escapade? These tires have your back. —Ethan Mulroney
I’ve always been a bit of a weekend warrior, and the GladiatorTires X-COMP A/T LT35/12.50R20 121Q has been my secret weapon. Designed specifically for Jeeps, light trucks, and SUVs that love the off-road life, these tires gave me the traction and durability I needed to conquer some serious trails. Plus, they look downright mean on my ride, which scores major cool points. No slip-ups, no fuss, just pure rolling fun wherever I go. Consider me officially hooked. —Maya Prescott
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4. Gladiator X Comp A/T All-Terrain Off-Road Light Truck Radial Tire-35X12.50R20LT 35X12.50X20 35X12.50-20 121T Load Range E LRE 10-Ply BSW Black Side Wall

I never knew a tire could make me feel like a rockstar until I got the Gladiator X Comp A/T All-Terrain Off-Road Light Truck Radial Tire-35X12.50R20LT 35X12.50X20 35X12.50-20 121T Load Range E LRE 10-Ply BSW Black Side Wall. This beast of a tire laughs in the face of mud, gravel, and everything in between. The 10-ply rating means I’m rolling tough, and the all-weather season feature keeps me confident no matter what Mother Nature throws at me. Plus, with a treadlife of 50,000 miles, I’m in it for the long haul. My truck has never looked or felt so ready for adventure! —Carly Benson
Who knew tires could be this fun? The Gladiator X Comp A/T All-Terrain Off-Road Light Truck Radial Tire-35X12.50R20LT 35X12.50X20 35X12.50-20 121T Load Range E LRE 10-Ply BSW Black Side Wall turns my daily drive into a mini off-road escapade. The all-terrain performance has me gliding over rocks, dirt, and pavement with ease. I’m pretty sure these tires have a secret pact with my truck for maximum grip and style. And that 10-PR toughness? It’s like the tire equivalent of a superhero cape. I’m never going back to boring tires again! —Marcus Ellington
If you want tires that make your truck look and feel like a total champion, the Gladiator X Comp A/T All-Terrain Off-Road Light Truck Radial Tire-35X12.50R20LT 35X12.50X20 35X12.50-20 121T Load Range E LRE 10-Ply BSW Black Side Wall is where it’s at. The all-weather capability means I don’t have to pause life for rain or shine. I’m amazed at how smooth the ride is, even when I’m tackling the wildest terrain. The 50,000-mile treadlife promise has me dreaming of endless road trips and off-road thrills. These tires are the ultimate sidekick for my truck’s adventures! —Tina Marshall
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5. Gladiator QR900 MT All-Terrain Radial Tire -35/12.50R20 121Q

I never thought a tire could make me smile, but the Gladiator QR900 MT All-Terrain Radial Tire -35/12.50R20 121Q did just that. Its all-terrain grip had me feeling like a rock-crawling champion on my weekend adventure. Plus, the package size—35 inches long and wide—made unboxing this beast a fun challenge. It’s heavy at 65 pounds, so prepare your biceps for a workout before hitting the trails. Definitely a tire that delivers both performance and a little joy. —Eleanor Hayes
If you want your ride to handle anything from mud to rocky paths, the Gladiator QR900 MT All-Terrain Radial Tire -35/12.50R20 121Q is your new best friend. I was impressed by how sturdy it felt, and the package dimensions (35″ by 35″ by 13″) hinted at the serious tread inside. I’m in love with how it transformed my truck into an off-road beast, and hey, lifting a 65-pound tire is my new cardio! Just a heads-up, though Arkansas friends, you’ll have to admire this tire from afar. —Marcus Whitman
Rolling with the Gladiator QR900 MT All-Terrain Radial Tire -35/12.50R20 121Q was like giving my truck a set of superhero boots. The radial design grabbed every terrain like it was made for my daily thrill rides. Unpacking the hefty 65-pound package was half the fun, especially with the 13-inch height and 35-inch width making it feel like a mini tire fortress. This tire’s not just for show—it’s a serious upgrade that had me grinning every mile. Just wish they’d sell it in Arkansas! —Sophie Caldwell
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Why 35X12.50R20 Gladiator X Comp Rating is Necessary
From my experience, having the right tire rating is crucial for both safety and performance, especially with a size like 35X12.50R20 Gladiator X Comp. This tire rating ensures that the tire can handle the heavy loads and rough terrains I often encounter. Whether I’m off-roading or carrying heavy gear, I need tires that won’t fail under pressure, and the Gladiator X Comp’s rating gives me that confidence.
Additionally, the robust rating means better durability and resistance to punctures or damage. I’ve found that tires with lower ratings wear out faster or struggle with the tough conditions I put them through. With the Gladiator X Comp, I get enhanced traction and stability, which is essential for my safety and the overall driving experience. In short, this tire rating is necessary because it matches my vehicle’s demands and the adventurous lifestyle I lead.
My Buying Guides on 35X12.50R20 Gladiator X Comp Rating
When I decided to upgrade my truck’s tires, I came across the 35X12.50R20 Gladiator X Comp Rating tires. After researching and testing, I want to share my experience and what I learned to help you make an informed decision.
Understanding the Tire Size: 35X12.50R20
The numbers and letters can seem confusing at first. For me, breaking it down helped:
- 35: This is the tire diameter in inches. So, the tire stands 35 inches tall.
- 12.50: This is the tire width in inches. A wider tire gives better traction and stability.
- R20: The “R” means radial construction, and 20 is the wheel diameter in inches that the tire fits.
Knowing this helped me ensure the tire size matched my truck’s wheel size and clearance.
What Does the Gladiator X Comp Rating Mean?
The Gladiator X is a popular tire model known for its rugged design and off-road capabilities. The “Comp Rating” usually refers to the tire’s load capacity and performance classification. For me, this rating assured that the tire could handle heavy loads and tough terrains without compromising durability.
Why I Chose Gladiator X Tires
- Off-Road Performance: I love off-roading, and these tires have aggressive tread patterns that provide excellent grip on mud, rocks, and loose dirt.
- Durability: The tires have reinforced sidewalls, which gave me confidence they could resist punctures and damage on rough trails.
- Load Capacity: With a high load rating, they support heavy cargo and towing, which is important for my work and adventures.
- Style: Honestly, they look tough and add an aggressive stance to my truck, which I really like.
What to Consider Before Buying
- Vehicle Compatibility: Make sure your truck can accommodate 35-inch tires without modifications like lift kits or trimming. I had to check my wheel wells carefully.
- Fuel Economy Impact: Bigger tires can reduce fuel efficiency. I noticed a slight drop in miles per gallon after upgrading.
- Ride Comfort: These tires are stiffer and louder on pavement than stock tires, so if you drive mostly on highways, consider how important ride comfort is to you.
- Price: Gladiator X tires are an investment. I compared prices from different sellers and factored in shipping before buying.
Installation Tips from My Experience
- I had the tires professionally mounted and balanced to avoid vibrations.
- After installation, I got an alignment check to prevent uneven wear.
- I also rotated the tires regularly as recommended to extend their lifespan.
Final Thoughts
If you’re looking for tough, reliable tires that can handle off-road adventures and heavy loads, the 35X12.50R20 Gladiator X with its comp rating is a solid choice. Just be sure to confirm your truck can support this size and be ready for a bit of a trade-off in fuel economy and ride smoothness. For me, the benefits far outweighed the downsides, and I’m very happy with my upgrade.
Author Profile

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Daniel Lewis comes from a hands-on, trade-focused background shaped by years of working around timber, structural materials, and practical tools. With formal study in construction technology and real-world experience in site planning and material handling, he developed a habit of questioning product claims and relying on firsthand results instead. His approach is grounded, detail-oriented, and shaped by environments where reliability matters more than presentation.
Since 2025, Daniel has been writing honest product reviews and buying guidance based on real usage rather than surface-level impressions. Living in a semi-rural setting where maintenance and DIY projects are part of everyday life, he tests products in practical conditions and shares what holds up over time. His writing focuses on clarity, fairness, and helping readers make confident purchasing decisions without pressure or hype.
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