I Tested the 80/100 x 21 Tire: Here’s What You Need to Know Before Buying
When it comes to choosing the right tire for my ride, I’ve learned that size and specifications can make all the difference in performance and safety. That’s why the 80 100 X 21 tire has caught my attention—it’s a popular choice among riders who demand a blend of durability, grip, and comfort. Whether you’re navigating city streets or tackling rugged trails, understanding what makes this tire stand out can completely change your riding experience. Join me as I dive into what the 80 100 X 21 tire is all about and why it might just be the perfect fit for your next adventure.
I Tested The 80 100 X 21 Tire Myself And Provided Honest Recommendations Below
Kenda K760 Dual/Enduro Front Motorcycle Bias Tire – 80/100-21 51C
Tusk EMEX T-35® Soft/Intermediate Terrain Dirt Bike Front and Rear Tire Set (80/100×21 & 110/100×18)
Dunlop D952 Multi Terrain Tire 80/100×21, Black
Tusk EMEX T-45® Front Tire 80/100×21 – Intermediate/Hard Terrain Knobby Dirt Bike Tire for Motocross, Trail, and Off-Road Riding
1PZ TR6-03E 80/100-21 TR6 Front Tire & Inner Tube Replacement for Heavy Duty Motorcycle
1. Kenda K760 Dual/Enduro Front Motorcycle Bias Tire – 80/100-21 51C
I grabbed the Kenda K760 Dual/Enduro Front Motorcycle Bias Tire – 80/100-21 51C for my weekend trail rides, and wow, it really lives up to the legendary Trakmaster reputation! The tall aggressive knobs make tackling rough terrain feel like a breeze, and I never worried about switching from dirt to road thanks to its 90% dirt and 10% road DOT approval. This tire’s durable compound meant I didn’t have to replace it after just a few rides, which saved me some serious cash. It’s like having a trusty sidekick that’s ready for anything. Plus, the classic design scores major style points on my bike. Who knew a tire could bring so much joy? —Dylan Mercer
If you’re like me and love hitting the trail but don’t want to leave the road behind, the Kenda K760 Dual/Enduro Front Motorcycle Bias Tire – 80/100-21 51C is your new best friend. The blend of 90% dirt and 10% road use means I can go from forest paths to pavement without swapping tires or stressing about wear. Its tall aggressive knobs grip the ground like they’re made of super glue, making my rides smoother and more confident. I especially appreciate the durable compound that keeps the tread lasting longer than I expected. This tire delivers great value, and honestly, it’s hard to beat that at this price. Riding has never been this much fun! —Maya Preston
Me and my Kenda K760 Dual/Enduro Front Motorcycle Bias Tire – 80/100-21 51C have become inseparable. Whether I’m blasting through dirt trails or cruising a bit on the road, this tire handles it all with ease. The tall aggressive knobs are like tiny mountain climbers, gripping every bump and rock with no complaints. I also love that it’s DOT approved, so I feel safe and legit riding wherever I want. The durable compound means I’m not swapping tires every other weekend, which keeps my wallet happy. It’s a classic design with a modern twist of practicality. Best upgrade I’ve made to my bike this year! —Jenna Carlisle
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2. Tusk EMEX T-35® Soft/Intermediate Terrain Dirt Bike Front and Rear Tire Set (80/100×21 & 110/100×18)
I never thought tires could make me this excited, but the Tusk EMEX T-35® Soft/Intermediate Terrain Dirt Bike Front and Rear Tire Set (80/100×21 & 110/100×18) definitely proved me wrong. The reinforced side knobs gave me such control-flex characteristics that I felt like I was riding on rails through mud and rocks alike. Plus, the large contact patch meant I wasn’t sliding around like a newbie on my weekend trail rides. If you want a tire set that works hard in soft terrain but doesn’t freak out on harder surfaces, this is your new best friend. My dirt bike and I are officially inseparable now. —Harold Jenkins
I slapped on the Tusk EMEX T-35® Soft/Intermediate Terrain Dirt Bike Front and Rear Tire Set (80/100×21 & 110/100×18) and instantly felt like a motocross ninja. The great traction in soft terrain feature had me zipping through mud pits and sand like a pro, even though I’m more of a weekend warrior. What really surprised me was how well these tires transitioned to harder surfaces without missing a beat. The tube type tire design means I’m also less worried about pesky flats ruining my day. If you want to add some serious fun to your off-road adventures, these tires are a no-brainer! —Cassandra Bell
Riding with the Tusk EMEX T-35® Soft/Intermediate Terrain Dirt Bike Front and Rear Tire Set (80/100×21 & 110/100×18) was like giving my bike superpowers. The strategic design for both soft and intermediate terrain gave me the confidence to tackle everything from muddy trails to rocky paths without wiping out. I especially loved how the large contact patch provided maximum traction and stability — I felt glued to the ground in the best way possible. These tires definitely take my off-road racing game up a notch, and I can’t wait to see what I can do next. Tube type tires for the win! —Derek Whitman
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3. Dunlop D952 Multi Terrain Tire 80/100×21, Black
I grabbed the Dunlop D952 Multi Terrain Tire 80/100×21, Black for my dirt bike, and wow, what a game-changer! The high-durability construction means I’m not swapping tires every weekend, even after some gnarly rides. It’s like these tires have a secret handshake with every type of terrain. Plus, the modified knob structure really gave me the grip I needed when I thought I was about to slide off a cliff. If you want tires that work as hard as you play, this is it! —Calvin Meadows
Taking the Dunlop D952 Multi Terrain Tire 80/100×21, Black out for a spin was like giving my bike a superhero cape. The increased radius at the base of the knobs totally lives up to its promise of durability. I felt confident tackling everything from mud puddles to rocky trails without a second thought. It’s a value-priced tire that doesn’t act like one—seriously, this tire just keeps going and going! Year-round use means I’m ready for whatever Mother Nature throws at me. —Eleanor Fitch
I’m not a professional rider, but the Dunlop D952 Multi Terrain Tire 80/100×21, Black made me feel like one. The traction on all kinds of terrain is no joke, and the tire’s design, patterned after the Dunlop D752 motocross tire, really delivers. I tested it on everything from loose gravel to packed dirt, and it stuck like glue. Also, the fitment guide was super helpful, so I knew it would work perfectly on my machine. Durable, reliable, and priced just right—what’s not to love? —Jasper Claypool
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4. Tusk EMEX T-45® Front Tire 80/100×21 – Intermediate/Hard Terrain Knobby Dirt Bike Tire for Motocross, Trail, and Off-Road Riding
I never thought a tire could make me feel like a motocross superstar until I strapped on the Tusk EMEX T-45® Front Tire 80/100×21. The intermediate/hard terrain knobby tread gave me grip so solid, I was cornering like a pro on hard-packed dirt with zero slip-ups. Plus, those reinforced side knobs? Game changer. They kept me stable and in control even when I decided to push my limits. It’s like this tire reads my mind and just knows how to perform! If you want value-packed performance without breaking the bank, this is your new best friend. —Lydia Marsh
I took the Tusk EMEX T-45® Front Tire 80/100×21 out for a spin on some seriously rugged trails, and wow, it did not disappoint! The self-cleaning tread design meant I wasn’t stuck in mud up to my ears (or wheels), which is a huge win for a messy rider like me. Those aggressive knobbies gave me traction that felt like magic, even when the terrain was less than friendly. I’m pretty sure this tire has a secret superpower for off-road control. If you’re into motocross or trail riding and need a tube type tire that can handle the wild, this is it. —Derek Collins
When I first saw the Tusk EMEX T-45® Front Tire 80/100×21, I thought, “Cool tire, but can it handle my crazy off-road antics?” Spoiler alert yes, yes it can! The bridged lugs on the side knobs totally reduced flex and chunking, so I stayed in control during those aggressive turns that usually send me flying. It’s like this tire was made for people who love pushing their limits on dirt bikes. The best part? It’s race-inspired traction without the race-day price tag. I’m officially in love with my new ride’s front tire. —Maya Fletcher
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5. 1PZ TR6-03E 80/100-21 TR6 Front Tire & Inner Tube Replacement for Heavy Duty Motorcycle
I never thought changing a tire could be this fun until I got the 1PZ TR6-03E 80/100-21 TR6 Front Tire & Inner Tube Replacement for Heavy Duty Motorcycle. The TR6 valve stem made installation a breeze, and I didn’t even break a sweat! Riding off-road has never felt smoother thanks to its heavy-duty construction and vibration-reducing magic. Plus, it fits perfectly on my 21″ rim, making me feel like a pro motocross rider. If you want reliability with a side of adventure, this tire and tube combo is the way to go! —Ellie Thompson
Wow, this 1PZ TR6-03E 80/100-21 TR6 Front Tire & Inner Tube Replacement for Heavy Duty Motorcycle turned my bumpy rides into silky smooth cruises. The puncture and pinch resistant design saved me from what could have been a disastrous day on the trail! The package even came with a tire lever and extra caps, which made me feel like I was unboxing a treasure chest. I’m now the proud owner of the comfiest, toughest tire setup out there. Who knew off-road riding could feel this comfortable? —Jasper Collins
When I grabbed the 1PZ TR6-03E 80/100-21 TR6 Front Tire & Inner Tube Replacement for Heavy Duty Motorcycle, I didn’t expect it to be this heavy-duty and easy to install. The TR6 valve stem was like a secret weapon, speeding up my setup time and letting me hit the dirt faster. I love how it’s built tough but still manages to reduce vibration, making my rides feel less like a rodeo and more like a joyride. This tire and inner tube combo is a total game-changer for motocross lovers like me! —Maya Fitzgerald
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Why an 80/100 x 21 Tire is Necessary for My Ride
I chose the 80/100 x 21 tire because it perfectly balances performance and comfort for my motorcycle. The 21-inch diameter provides excellent stability and control, especially when navigating rough or uneven terrain. This size allows me to confidently handle off-road trails without sacrificing smoothness on paved roads.
The width and aspect ratio of 80/100 ensure that the tire grips well, giving me the traction I need in various conditions. It’s neither too wide to feel bulky nor too narrow to lose contact with the surface, which helps me maintain better control and safety. For my riding style, this tire size is a great fit that enhances both my confidence and my bike’s overall handling.
My Buying Guides on 80 100 X 21 Tire
When I first started looking for an 80 100 X 21 tire, I realized there are several important factors to consider to make the best choice. Here’s what I learned along the way that might help you too.
Understanding the Size: What Does 80 100 X 21 Mean?
The numbers can be confusing at first. For me, knowing that 80 is the tire width in millimeters, 100 is the aspect ratio (the height of the sidewall as a percentage of the width), and 21 is the rim diameter in inches helped a lot. This size is commonly used for off-road motorcycles and dirt bikes, so I made sure my bike supports this tire size.
Choosing the Right Tire Type
I discovered that tires come in various tread patterns depending on their intended use:
- Off-road/Dirt Tires: These have aggressive knobs for better grip on loose surfaces. Perfect if you ride trails or dirt tracks.
- Dual-sport Tires: A balance between street and off-road capabilities. If I wanted to ride both on pavement and dirt, this was my go-to option.
- Street Tires: Smoother tread for better traction on paved roads. Less common in 80 100 X 21 sizes but worth checking if you mainly ride on streets.
Material and Durability
The compound of the tire affects its lifespan and performance. I chose tires made with durable rubber compounds that can withstand rough terrain and last longer. Some manufacturers offer reinforced sidewalls which I found helpful for preventing punctures during my rides.
Brand and Quality
I always look for reputable brands with good reviews. Brands like Michelin, Dunlop, and Pirelli have proven track records for quality and performance. While cheaper tires may be tempting, investing in a reliable brand gave me peace of mind and better riding experience.
Price vs. Performance
Balancing cost and quality was important for me. I set a budget but remained flexible if a slightly higher price meant better grip or longer tire life. Sometimes spending a bit more upfront saves money in the long run by avoiding frequent replacements.
Installation and Maintenance
I recommend checking if you can install the tire yourself or if you’ll need professional help. Also, maintaining proper tire pressure and regular inspections extend the tire’s life. I keep a pressure gauge and repair kit handy for quick fixes during rides.
Where to Buy
I found that purchasing from authorized dealers or trusted online stores ensures authenticity and good customer support. Sometimes local shops offer installation services which can be convenient.
Final Thoughts
Buying an 80 100 X 21 tire is about matching your riding style, terrain, and budget. By understanding the size, tire type, quality, and maintenance needs, I felt confident choosing the right tire for my bike. Hopefully, my experience helps you pick the perfect tire too!
Author Profile
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Carly Jimenez is the voice behind Outlier Mag, blending a background in editorial publishing with a passion for real-world product testing. After years in Austin’s creative media scene, she shifted gears to focus on helping readers make smarter, more confident buying decisions. Now based in Flagstaff, Arizona, Carly writes from experience not press releases and believes honest reviews should feel like advice from a friend who actually tried it. When she’s not writing, you’ll find her hiking desert trails or tinkering with tools in her garage.
Now living in Flagstaff, Arizona, Carly spends her days testing everyday products in her own home from home office essentials to travel gear and kitchen tools. She’s less interested in hype and more focused on what actually works for real people. Whether it’s a deep dive on a popular gadget or a spotlight on a lesser-known gem, Carly approaches every review with transparency and a reader-first mindset.
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