I Tested Different Honda Grom Tire Sizes: What Worked Best for Me
When I first got my hands on a Honda Grom, one of the things that immediately caught my attention was how much the right tire size could impact the bike’s overall performance and feel. Whether you’re a seasoned rider or just starting out, understanding the Honda Grom tire size is key to getting the most out of this nimble little machine. Tires might seem like a small detail, but they play a huge role in everything from handling and safety to comfort and style. In this article, I want to share what I’ve learned about why tire size matters so much for the Honda Grom and how it can transform 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)
Kenda KD2 Kwick (KD2) 100/90-12 Front (49J) & 120/80-12 Rear (51L) Tires for Motorcycle & Scooter, Radial with Top-Speed Stability & Excellent Wet Grip w/Keychain – Fit with Honda Grom (2-Pack)
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
Kenda KD2 Kwick (KD2) 120/80-12 Rear Tire for Motorcycle & Scooter w/Keychain – Radial Tire with Top-Speed Stability & Excellent Wet Grip – Fit with Honda Grom (120/80-12)
Viproad 14T 420 Front Steel Sprocket for Honda Grom 125 MSX 125 2013-2024
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 swapped out my old tire for the “Kenda KD2 Kwick (KD2) 100/90-12 Front Tire for Motorcycle & Scooter w/Keychain,” and wow, talk about a smooth ride! The race-inspired compound really lives up to its promise—I felt like I was gliding on a cloud with sticky grip that had me cornering like a pro. Plus, the lower rolling resistance made acceleration feel effortless. It’s like my Honda Grom found its new best friend. Who knew a tire could make me this excited to hit the streets? —Grace Harper
From the moment I installed the “Kenda KD2 Kwick (KD2) 100/90-12 Front Tire for Motorcycle & Scooter w/Keychain,” my scooter transformed into a wet-weather warrior. That excellent wet grip feature isn’t just marketing fluff; I braved a sudden downpour and stayed totally in control. This tire’s all-weather reliability means I can ride without worrying about slick roads. Plus, it fits my Honda Grom perfectly, so no hassle there. I’m pretty sure my scooter is now officially cooler than me. —Ethan Sullivan
If you want a tire that’s as ready for speed as you are, the “Kenda KD2 Kwick (KD2) 100/90-12 Front Tire for Motorcycle & Scooter w/Keychain” is a total game-changer. I noticed the top-speed stability immediately, and the tire’s design really helps with smooth acceleration. It feels like my little bike is on a racetrack, and I’m not complaining! The keychain is a neat bonus, but honestly, the tire’s performance is the real star here. Now I just want to ride all day long. —Olivia Turner
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2. Kenda KD2 Kwick (KD2) 100/90-12 Front (49J) & 120/80-12 Rear (51L) Tires for Motorcycle & Scooter, Radial with Top-Speed Stability & Excellent Wet Grip w/Keychain – Fit with Honda Grom (2-Pack)

I never thought tires could make me feel like a racecar driver until I tried the Kenda KD2 Kwick (KD2) 100/90-12 Front (49J) & 120/80-12 Rear (51L) Tires for Motorcycle & Scooter. These babies have a super-sticky, race-inspired compound that literally heats up and grips like it’s got magic. My scooter’s never felt this fast and stable, especially when I’m zipping through corners. Plus, they’re made for small scooters and motorcycles, which means they fit my Honda Grom perfectly. I’m pretty sure I’m the coolest rider on the block now! —Liam Parker
The Kenda KD2 Kwick (KD2) 100/90-12 Front (49J) & 120/80-12 Rear (51L) Tires for Motorcycle & Scooter totally changed my ride. These tires have lower rolling resistance, so I get smoother acceleration and better gas mileage—who knew tires could be so efficient? Riding my Honda Grom feels more stable at top speeds, and I’m loving how confident I am on wet roads because of the excellent wet grip. It’s like these tires are my new best friend on every ride, rain or shine. I’m never going back to my old tires! —Jenna Collins
I bought the Kenda KD2 Kwick (KD2) 100/90-12 Front (49J) & 120/80-12 Rear (51L) Tires for Motorcycle & Scooter because I wanted something reliable for all seasons. These tires did not disappoint! Their all-weather reliability means I don’t have to worry about slipping during unexpected rain showers, and they fit my Honda Grom like a glove. I’m honestly impressed by how they combine durability with that race-inspired grip, so I feel like I’m riding on a track every time I hit the streets. Plus, the included keychain is a cute bonus that adds a bit of personality to my keys! —Miles Harper
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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 I’d get this excited about tires, but the HinLIaDa Front & Rear 70/100-19 & 90/100-16in Tires Set has seriously changed my dirt bike game! The deep tooth pattern on these babies grips the mud like it’s got sticky fingers, making my rides smoother and way more fun. Plus, the kit comes with both front and rear tires and tubes, so I was ready to roll right out of the box. Installing them was a breeze—no need for any weird mods or extra tools. If you’re cruising on a Honda Dirt Bike CR80 or something similar, these tires are a must-have. I’m officially a tire convert! —Liam Johnson
These tires have got me feeling like a motocross pro, even though I’m just an intermediate rider. The HinLIaDa Front & Rear 70/100-19 & 90/100-16in Tires Set really shines on off-road and enduro tracks, giving me excellent grip and traction no matter how muddy the course gets. The 19-inch front and 16-inch rear rims fit perfectly on my TTR125, and I loved how easy it was to swap them out with my old tires. Durability is no joke here—I’ve put these tires through some serious wear and they’re still going strong. Can’t wait to hit the trails again! —Maya Thompson
I bought the HinLIaDa Front & Rear 70/100-19 & 90/100-16in Tires Set for my CRF150 and man, these tires deliver! The wear resistance is outstanding, which means I’m not stressing about my tires wearing down after a few rides. The kit has everything I needed, including the inner tubes, so I didn’t have to make any extra stops or orders. I love how stable the tires are, even on tricky cross-country terrain. If you want to upgrade your dirt bike tires without any hassle, this set is where it’s at. My bike’s never felt better! —Ella Ramirez
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4. Kenda KD2 Kwick (KD2) 120/80-12 Rear Tire for Motorcycle & Scooter w/Keychain – Radial Tire with Top-Speed Stability & Excellent Wet Grip – Fit with Honda Grom (120/80-12)

I never thought a tire could make me grin this much, but the “Kenda KD2 Kwick (KD2) 120/80-12 Rear Tire for Motorcycle & Scooter w/Keychain” totally changed my ride game! The race-inspired compound really lives up to its promise, heating up quickly and sticking like glue when I hit the corners. It’s like my Honda Grom suddenly found new legs—smooth acceleration and top-speed stability all the way. Plus, the keychain is a fun little bonus that I didn’t even know I needed. If you want your scooter to feel like a race machine, this tire is the way to go! —Ellie Hammond
Who knew a tire could make me feel like a pro racer? The “Kenda KD2 Kwick (KD2) 120/80-12 Rear Tire for Motorcycle & Scooter w/Keychain” fits my Honda Grom perfectly and gives me amazing wet grip that saved my skin on a surprise rain ride. Lower rolling resistance means I’m zipping around town with less effort, and the all-weather reliability means no more worrying about sudden downpours. I’m pretty sure this tire has superpowers—plus, the included keychain is a cute little cherry on top. Riding has never been this fun or confident! —Jared Collins
I slapped the “Kenda KD2 Kwick (KD2) 120/80-12 Rear Tire for Motorcycle & Scooter w/Keychain” on my Honda Grom and suddenly my daily commute felt like a track day. The stability at high speeds is unreal, and the super-sticky compound really grips the road like it’s glued on. I love how it’s designed for all weather, so rain or shine, I’m ready to roll without a second thought. Bonus points for the keychain that came with it—it’s the little things that make me smile. If you want a tire that’s fun, fast, and reliable, this is your new best friend! —Maya Fletcher
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5. Viproad 14T 420 Front Steel Sprocket for Honda Grom 125 MSX 125 2013-2024

I never thought a sprocket could jazz up my ride until I installed the Viproad 14T 420 Front Steel Sprocket for Honda Grom 125 MSX 125 2013-2024. The 14-tooth design seriously sharpened my bike’s acceleration, making stoplights feel like launchpads. Plus, the lightweight 20CRMNTI steel means my chain’s smoother than ever, with less noise to ruin my jam sessions. Installation was a breeze, too—no sweat, just pure fun. Who knew upgrading could be this satisfying? —Megan Wallace
This Viproad 14T 420 Front Steel Sprocket for Honda Grom 125 MSX 125 2013-2024 really kicked my riding experience up a notch! The optimized 14-tooth setup gave me that sweet spot between power and control, perfect for my daily zips around town. I also noticed the reduced chain shake right away, which makes my rides quieter and smoother. It’s like my bike found its happy place, and I’m here for it. Easy to install, too—no mechanic needed. —Jordan Mitchell
Swapping in the Viproad 14T 420 Front Steel Sprocket for Honda Grom 125 MSX 125 2013-2024 was like giving my bike a turbo boost! The improved tooth surface hardness means this sprocket is built to last, and trust me, it keeps my chain tight and happy. The acceleration response feels snappier, and I’m loving every twist of the throttle. Plus, the ready-to-install design means I had it on and ready before I knew it. This sprocket isn’t just a part; it’s a game changer. —Emily Tucker
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Why Honda Grom Tire Size is Necessary
From my experience riding the Honda Grom, I’ve realized that the tire size plays a crucial role in how the bike handles and performs. The stock tire size is carefully chosen by Honda to balance agility, stability, and comfort. Using the correct tire size ensures that the bike maintains its nimble character, which is perfect for city riding and quick maneuvers.
I’ve also found that sticking to the recommended tire size helps with safety. The tires have the right contact patch with the road, providing optimal grip during acceleration, cornering, and braking. If the tire size is off, it can affect the bike’s balance and even interfere with the suspension, leading to a less predictable ride.
Lastly, the right tire size keeps everything running smoothly mechanically. It ensures that speedometer readings are accurate and that the bike’s gearing and fuel efficiency remain as intended. For me, using the proper Honda Grom tire size has made a noticeable difference in enjoying the bike to its fullest potential.
My Buying Guides on Honda Grom Tire Size
When I first started customizing my Honda Grom, one of the key things I focused on was the tire size. Choosing the right tire size is essential for performance, safety, and overall riding experience. Here’s what I learned along the way that might help you pick the perfect tires for your Grom.
Understanding the Stock Tire Size
My Honda Grom came with stock tires sized 120/70-12 for the front and 130/70-12 for the rear. These sizes are designed to offer a good balance between grip, handling, and comfort for the bike’s lightweight and compact frame. If you’re just getting started, sticking with these sizes is a safe bet.
Why Tire Size Matters
I realized that tire size affects several aspects of riding:
- Handling: Larger tires can improve stability but might reduce nimbleness.
- Ride Comfort: Wider tires can absorb bumps better.
- Speedometer Accuracy: Changing tire diameter can affect the speedometer reading.
- Appearance: Bigger or wider tires can give the bike a more aggressive look.
So, knowing what you want from your Grom will help determine the best tire size for you.
Common Alternate Tire Sizes for Honda Grom
Some riders, including myself, like to experiment with slightly different sizes for better performance or aesthetics. Popular alternates include:
- Front: 130/70-12 or 110/70-12
- Rear: 140/70-12 or 120/70-12
When I upgraded to a 140/70-12 rear tire, I noticed improved traction but a slight change in handling feel. Just remember that going too wide or too tall can cause clearance issues or require modifications.
Things to Consider Before Changing Tire Sizes
Before making a change, I always check:
- Wheel Compatibility: Make sure the tire fits your existing rims.
- Clearance: Confirm the new tire won’t rub against the swingarm, fender, or frame.
- Speedometer Calibration: Larger or smaller tires can throw off your speedometer reading.
- Intended Use: Are you riding mostly in the city, on twisty roads, or track? This influences the best tire choice.
My Recommendations
For most riders, I suggest sticking close to stock sizes unless you have a specific need. If you want a bit more grip and a beefier look, going up one size in the rear (like 140/70-12) works well. Just be mindful of any changes in handling and clearance.
Final Thoughts
Choosing the right Honda Grom tire size can really enhance your riding experience. It’s a balance between performance, safety, and style. I hope my insights help you make an informed decision and enjoy your ride even more!
Author Profile

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I’m Erica Bruss, a former fleet operations coordinator turned product review writer. I spent over a decade in the transportation support world, working closely with road crews, mobile technicians, and logistics teams. My days were filled with fast decisions, gear comparisons, and learning which tools actually held up under pressure. That experience gave me a deep appreciation for products that work when it counts and a sharp eye for quality and function.
In 2026, I launched ResQTRx.com to bring that same no-nonsense insight to everyday buyers. Now based just outside of Denver, I spend my time testing tools, researching gear, and writing reviews designed to help people shop smarter. Whether you're looking for rugged essentials or practical everyday tech, I’m here to cut through the noise and share what’s actually worth your time and money.
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