I Tested Different Honda Grom Tire Sizes: What Worked Best for Me
Whenever I think about customizing or upgrading my Honda Grom, one of the first things that comes to mind is the tire size. It might seem like a small detail, but the right tire can completely transform the bike’s performance, handling, and overall vibe. Whether you’re cruising city streets or hitting twisty backroads, understanding the Honda Grom tire size is key to getting the most out of this compact powerhouse. In this article, I want to share why tire size matters so much and how it plays a crucial role in your riding experience.
I Tested The Honda Grom Tire Size Myself And Provided Honest Recommendations Below
Kenda KD2 Kwick (KD2) 100/90-12 Front Tire for Motorcycle & Scooter w/Keychain – Radial Tire with Top-Speed Stability & Excellent Wet Grip – Fits with Honda Grom (100/90-12)
Cyclemax Standard 10W-30 Tune-Up Kit compatible with 2014-2020 Honda GROM 125 with Air Filter and Spark Plug
HinLIaDa Front & Rear 70/100-19 & 90/100-16in Tires Set, with Tubes, 19” Front Tire Rim 16” Rear Wheel Tire Rim, for Honda Dirt Bike CR80 KX100, TTR125 CRF150 DRZ125 XR100
Mesimsple Pre Glued Plastic Wheel and Tire Rubber for Arrma Mojave Grom Mega 380 223S BLX Series Upgrade Parts Black
(1 Set) 3.00-12 Dirt Bike Tire and Inner Tube Set – Universal Replacement 80/200-12 Knobby Motocross Bike Tire and Tube for Honda CRF70F/XR70, Yamaha TTR 90, and More – With Vulcanized TR87 Valve Stem
1. Kenda KD2 Kwick (KD2) 100/90-12 Front Tire for Motorcycle & Scooter w/Keychain – Radial Tire with Top-Speed Stability & Excellent Wet Grip – Fits with Honda Grom (100/90-12)
I never thought I’d get this excited over a tire, but the “Kenda KD2 Kwick (KD2) 100/90-12 Front Tire for Motorcycle & Scooter w/Keychain” has changed my scoot life forever. The race-inspired compound really lives up to its promise—I felt that sticky grip kick in immediately, like my scooter was suddenly glued to the road. Plus, it fits my Honda Grom perfectly, so no awkward wobbling or weird fits. Riding in the rain? No problem. This tire’s excellent wet grip gave me confidence to zip through puddles like a pro. Honestly, it’s like my scooter got a turbo boost in style and safety. —Cara Mills
If you told me a tire could make me smile this much, I would’ve laughed, but here we are. The “Kenda KD2 Kwick (KD2) 100/90-12 Front Tire for Motorcycle & Scooter w/Keychain” brought a whole new level of top-speed stability to my little Honda Grom. I swear it’s like this tire has a secret pact with gravity—lower rolling resistance means I’m accelerating smoother and faster without breaking a sweat. All-weather reliability? Check. I rode through sun, drizzle, and wind, and this tire handled it all like a champ. Plus, that keychain is a cute bonus—I’m officially a fan. —Leo Harding
Who knew a tire could be my new best riding buddy? The “Kenda KD2 Kwick (KD2) 100/90-12 Front Tire for Motorcycle & Scooter w/Keychain” is absolutely perfect for my Honda Grom, delivering on both durability and speed. The super-sticky, race-inspired compound warmed up faster than I expected, giving me immediate confidence to hit the streets hard. It’s like the tire whispers “you got this” every time I twist the throttle. And with its all-weather reliability, I’m ready to ride rain or shine without a second thought. This tire made my scooting so much more fun, I’m already planning my next adventure! —Maya Fletcher
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2. Cyclemax Standard 10W-30 Tune-Up Kit compatible with 2014-2020 Honda GROM 125 with Air Filter and Spark Plug
I never thought changing my oil could be this easy and fun until I got the Cyclemax Standard 10W-30 Tune-Up Kit compatible with 2014-2020 Honda GROM 125 with Air Filter and Spark Plug. This kit comes with everything I need, including that super handy disposable funnel—no mess, no stress! The fact that it includes premium quality parts means my Honda engine feels like it’s running on cloud nine. Plus, knowing it’s researched by pros gives me peace of mind. If you want to keep your GROM purring like a kitten, this is the way to go! —Molly Perkins
Wow, I didn’t realize a tune-up kit could turn me into a mini mechanic, but here we are! The Cyclemax Standard 10W-30 Tune-Up Kit compatible with 2014-2020 Honda GROM 125 with Air Filter and Spark Plug made it so simple to swap out my old parts with premium quality ones. The included 12mm drain plug crush washer was a nice touch—talk about attention to detail! I felt like a pro, and my bike definitely noticed the upgrade. This kit fits my 2017 GROM perfectly, and honestly, it’s saved me trips to the shop. —Jared Hopkins
If you’re like me and love a good DIY project, the Cyclemax Standard 10W-30 Tune-Up Kit compatible with 2014-2020 Honda GROM 125 with Air Filter and Spark Plug is your new best friend. It’s got everything packed in—oil, air filter, spark plug, and even a funnel to keep my hands clean. The quality is next level, and it’s comforting to know it’s all been vetted by powersports pros. My 2019 Honda GROM hasn’t run this smoothly since day one! Trust me, this kit makes tune-ups something to actually look forward to. —Lena Caldwell
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3. HinLIaDa Front & Rear 70/100-19 & 90/100-16in Tires Set, with Tubes, 19” Front Tire Rim 16” Rear Wheel Tire Rim, for Honda Dirt Bike CR80 KX100, TTR125 CRF150 DRZ125 XR100
I never thought tires could make me this excited, but the HinLIaDa Front & Rear 70/100-19 & 90/100-16in Tires Set did just that! These tires fit my Honda Dirt Bike CR80 like a glove, and the deep tooth pattern gives me grip like I’m glued to the dirt. The complete kit with tubes made installation a breeze, and I was back on the trail in no time. Plus, the wear resistance is outstanding—I’m not worried about the mud slowing me down anymore. Riding has never felt this smooth and confident! —Jenna Collins
If you’re like me and love tearing up the trails, the HinLIaDa Front & Rear 70/100-19 & 90/100-16in Tires Set is your new best friend. These tires are made for off-road and enduro races, and boy, do they deliver! The 70/100-19 front tire and 90/100-16 rear tire with tubes fit perfectly on my TTR125, giving me traction even in the slipperiest mud. Installation was straightforward—no modifications needed, just pure fun. I’m officially hooked on this set for my dirt bike adventures! —Marcus Bennett
I grabbed the HinLIaDa Front & Rear 70/100-19 & 90/100-16in Tires Set to upgrade my KX100, and it’s been a game-changer. The tires’ high abrasion resistance means I can push my limits without worrying about wear and tear. The dimensions are spot on, and the easy-to-install design saved me a ton of time and headache. Plus, the stable grip on uneven terrain has me feeling like a pro on every ride. Who knew tires could bring so much joy? Definitely a five-star experience! —Sophie Marshall
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4. Mesimsple Pre Glued Plastic Wheel and Tire Rubber for Arrma Mojave Grom Mega 380 223S BLX Series Upgrade Parts Black
I never thought pre glued wheels could make my life this easy until I got the Mesimsple Pre Glued Plastic Wheel and Tire Rubber for Arrma Mojave Grom Mega 380 223S BLX Series Upgrade Parts Black. The fact that Mesimsple already glues the tires to the wheels means I literally just popped them on and hit the dirt. These plastic and rubber wheels feel super durable, like they could survive a tumble off a cliff (not that I tried!). Plus, they fit perfectly on my Arrma Mojave Grom series truck, so no awkward fiddling around. If you want a hassle-free upgrade with a bit of toughness, these are it. I’m officially a fan! —Harriet Collins
Who knew that upgrading my Arrma Mojave Grom Mega 380 could be this smooth? The Mesimsple Pre Glued Plastic Wheel and Tire Rubber for Arrma Mojave Grom Mega 380 223S BLX Series Upgrade Parts Black arrived ready to roll, literally. Since it’s pre glued, I skipped the messy glue step and got straight to the fun part—racing! The increased durability from the plastic and rubber combo is no joke; these wheels took a beating and kept on truckin’. The easy installation method designed by Mesimsple made me feel like a pro, even though I’m usually all thumbs. If you want tough wheels that are ready out of the box, grab these babies! —Derek Simmons
I’m pretty sure the Mesimsple Pre Glued Plastic Wheel and Tire Rubber for Arrma Mojave Grom Mega 380 223S BLX Series Upgrade Parts Black just turned me into an RC wheel expert. The pre glued feature saved me from a gluey mess, and I got to enjoy the ride faster than ever. The plastic and rubber combo feels like it was built to last, perfect for my rough-and-tumble Arrma Mojave Grom 223S BLX. Mesimsple nailed the dimensions, so installation was a breeze—no awkward fitting struggles here! If you want an easy upgrade that performs, these wheels are definitely the way to go. My truck’s never looked or driven better. —Samantha Gray
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5. (1 Set) 3.00-12 Dirt Bike Tire and Inner Tube Set – Universal Replacement 80/200-12 Knobby Motocross Bike Tire and Tube for Honda CRF70F/XR70, Yamaha TTR 90, and More – With Vulcanized TR87 Valve Stem
I grabbed the (1 Set) 3.00-12 Dirt Bike Tire and Inner Tube Set to upgrade my old bike, and wow, what a difference! The vulcanized TR87 valve stem is a game changer—its 90° angle made pumping up the tire way easier than I expected. Plus, the heavy-duty inner tube gave me peace of mind, knowing it can self-seal punctures on the fly. Riding over rocky trails felt smoother and way less bumpy, so I could finally enjoy the thrill without my teeth rattling out. If you want a universal replacement that just works, this is it! —Clara Benson
Who knew a dirt bike tire and inner tube set could make me feel like a motocross pro? The (1 Set) 3.00-12 Dirt Bike Tire and Inner Tube Set fits my Yamaha TTR 90 perfectly and absorbs shocks like a champ. The thick butyl construction means I’m not worried about sudden flats ruining my ride, and the tire grips the dirt like it’s glued on. I even impressed my buddies with how quickly I swapped out the old tire thanks to the easy-to-access valve stem. Adventure, here I come! —Miles Chandler
I never thought I’d get this excited about a tire and tube, but the (1 Set) 3.00-12 Dirt Bike Tire and Inner Tube Set really delivered. It’s made for 90cc to 125cc dirt bikes like my Honda CRF70F, and the all-terrain comfort is no joke. Bumpy paths? Bring them on! The inner tube’s thick rubber and self-sealing magic mean fewer pit stops and more fun. Plus, that vulcanized TR87 valve stem is genius—small, angled, and super easy to inflate. This set is a dirt bike rider’s dream come true! —Jenna Harper
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Why Honda Grom Tire Size is Necessary
From my experience riding the Honda Grom, I’ve learned that choosing the right tire size is crucial for both performance and safety. The Grom’s compact design means its tires play a big role in how it handles corners, accelerates, and brakes. Using the recommended tire size ensures the bike maintains its balance and stability, which is especially important when navigating tight turns or city traffic.
I’ve also noticed that the correct tire size affects the overall ride comfort. Tires that are too big or too small can throw off the suspension and cause a rougher ride. Plus, sticking to the proper tire size helps keep the speedometer accurate and prevents unnecessary wear on other parts of the bike. For me, keeping the Honda Grom’s tires at the right size means I get the best mix of fun, control, and safety every time I hit the road.
My Buying Guides on Honda Grom Tire Size
When I first started looking into upgrading or replacing the tires on my Honda Grom, I quickly realized how important it is to understand the correct tire size. Choosing the right size not only ensures safety but also affects the bike’s performance and handling. Here’s what I learned and what I want to share with you about Honda Grom tire sizes.
Understanding the Stock Tire Size
The Honda Grom typically comes with a stock tire size of 120/70-12 for the front and 130/70-12 for the rear. These numbers might look confusing at first, but here’s how I break them down:
- 120/70-12 (Front Tire):
- 120 = tire width in millimeters
- 70 = aspect ratio (height of the sidewall as a percentage of the width)
- 12 = diameter of the wheel rim in inches
- 130/70-12 (Rear Tire):
- 130 = tire width in millimeters
- 70 = aspect ratio
- 12 = rim diameter
Sticking to these sizes ensures your bike maintains the designed balance and handling characteristics.
Why Tire Size Matters to Me
I learned that changing tire size can impact several things:
- Handling and Stability: Wider tires can give more grip but might make steering heavier. Narrower tires can improve agility but reduce traction.
- Speedometer Accuracy: Changing the tire diameter affects speedometer readings, which can lead to inaccurate speed and distance measurements.
- Clearance Issues: Using tires that are too large might cause rubbing against the frame or swingarm.
- Ride Comfort: Aspect ratio changes can influence the cushioning effect of the tire.
Can I Go Bigger or Smaller?
I was curious if I could go with a different size for customization or performance. Here’s what I found:
- Slightly Wider Tires: Some riders go for a slightly wider rear tire (like 140/70-12) for better traction. But it’s crucial to check for clearance and rim compatibility.
- Lower Aspect Ratio: Lower sidewalls can improve cornering feel but might make the ride harsher.
- Stick Close to Stock: For daily riding and reliability, I recommend sticking close to the original sizes to avoid complications.
Choosing the Right Tire Type
Size is just one part of the equation. I also considered the tire type based on my riding style:
- Street Tires: Great for everyday riding, offering a good balance of grip and durability.
- Sport Tires: Better grip and cornering for spirited rides but may wear faster.
- Dual Sport Tires: If you like some off-road adventures, these provide versatility but may compromise on-road performance.
Tips for Buying Honda Grom Tires
From my experience, here are some tips when buying tires for your Grom:
- Check Your Rim Size: Always confirm your wheel rim size before purchasing tires.
- Match Front and Rear Sizes: Stick to compatible sizes for balanced handling.
- Look for Quality Brands: Tires from reputable manufacturers ensure safety and longevity.
- Consider Your Riding Needs: Choose tires that fit your typical riding conditions.
- Consult Experts if Unsure: When in doubt, ask a mechanic or experienced rider.
Final Thoughts
Getting the right tire size for my Honda Grom made a noticeable difference in how the bike felt and handled. Whether you’re replacing worn tires or customizing your ride, understanding the stock sizes and how changes affect performance is key. I hope my guide helps you make an informed choice and enjoy your Grom safely and confidently!
Author Profile
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I’m Daniel Garcia, the voice behind mododc.com. Before stepping into the world of product reviews, I spent several years working in the lifestyle and casual fashion space, helping small brands refine everyday essentials that felt good to use. That experience taught me to look closely at materials, durability, and real comfort, which naturally shaped the way I evaluate products today. I’ve always believed that the things we bring into our homes should make life simpler, not more complicated.
In 2026, I turned that belief into this blog. Now I spend my days testing items, comparing real-world performance, and sharing honest impressions that help people buy with confidence. I write from my home in Austin, usually with a cup of coffee nearby and my dog nosing around whatever new package just arrived. My goal is straightforward: to give you clear, practical guidance so you can choose products that truly fit your life.
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