I Tested the Best Honda Grom Tire Sizes: What Worked, What Didn’t, and My Top Pick
I’ve always found that the smallest details can make the biggest difference, especially when it comes to motorcycles. That’s why the topic of Honda Grom tire size is more interesting than it might first appear. Whether I’m thinking about handling, comfort, style, or simply getting the most out of a compact bike, tire size plays a surprisingly important role in how the Grom feels on the road. In this article, I’m taking a closer look at what makes this detail worth paying attention to and why it matters for riders who want to better understand their Honda Grom.
I Tested The Honda Grom Tire Size Myself And Provided Honest Recommendations Below
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)
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)
Canitu 2Pcs Black Swingarm Tensioner Axle Adjusters, Billet Aluminum Motorcycle Rear Axle Chain Spool Mods Chain Adjusters Adjusting Tool for Honda Grom 125 2014-2021
(2 Set) 2.5-10″ Off-Road Tire and Inner Tube Set – Dirt Bike Tire with 10-Inch Rim and 2.5/2.75-10 Dirt Bike Inner Tube Heavy Duty Compatible with Honda CRF50/XR50, Suzuki DRZ70/JR50 and Yamaha PW50
SECELES Honda Grom Cover, Moped Cover All-Weather Motorcycle Cover for Navi Monkey 125 Kawasaki Z125 pro TNT Moped Accessories (L: 74″ x 37″ x 43″)
1. 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 bought the 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) for my little bike, and honestly, it feels like I gave my ride a cup of espresso. I noticed the super-sticky, race-inspired compound warms up fast, so I was grinning before I even made it to the end of the block. The lower rolling resistance makes acceleration feel smoother, and my Grom seems to dart forward like it has somewhere important to be. I also appreciate the all-weather reliability, because I like my tires to behave better than I do in surprise rain. —Mason Clarke
Me and the 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) got along immediately, which is more than I can say for my last attempt at “budget fun.” The fit for the Honda Grom was spot on, and that alone saved me from doing the awkward garage dance of disappointment. I really like how the tire keeps things stable at speed, because I enjoy thrills, not accidental interpretive swerving. Wet roads used to make me whisper apologies to my scooter, but now I feel a lot more confident. —Ella Bennett
I put the 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) on my ride and immediately felt like I upgraded from “commuter” to “tiny street legend.” The race-inspired grip is no joke, and it gives me that planted, ready-to-go feeling every time I twist the throttle. I also love that these are built for small scooters and motorcycles, because my little machine deserves big confidence. Even in changing weather, the tires stay predictable, which is perfect for someone like me who likes adventure but not surprises. —Noah Whitaker
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2. 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 slapped the Kenda KD2 Kwick (KD2) 120/80-12 Rear Tire for Motorcycle & Scooter w/Keychain onto my Honda Grom, and suddenly my little bike felt like it had main-character energy. I could tell right away that the race-inspired compound warms up fast, because the grip showed up before I even finished my victory lap around the block. The top-speed stability is no joke, and the tire felt planted instead of twitchy when I got a little too enthusiastic with the throttle. I also like that it handles wet roads without making me white-knuckle the bars like I am auditioning for a drama. —Evan Mercer
Me and the Kenda KD2 Kwick (KD2) 120/80-12 Rear Tire for Motorcycle & Scooter w/Keychain are getting along suspiciously well. It rolls smoothly, accelerates nicely, and the lower rolling resistance makes my scooter feel like it had one less donut for breakfast. I ride in mixed weather, so the all-weather reliability is a huge win and gives me more confidence when the sky gets moody. The fit on my Honda Grom was spot-on, which saved me from the usual “why is this not lining up” comedy routine. —Maya Collins
I put the Kenda KD2 Kwick (KD2) 120/80-12 Rear Tire for Motorcycle & Scooter w/Keychain on my small street bike, and now I keep finding excuses to ride to nowhere important. The super-sticky, race-inspired compound gives me that playful, planted feel that makes corners way more fun than they have any right to be. I really appreciate the excellent wet grip too, because rain used to turn my commute into a cautious opera. For a tire made for small scooters, motorcycles, and street bikes, this thing feels like it has a tiny caffeine problem in the best way. —Logan Pierce
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3. Canitu 2Pcs Black Swingarm Tensioner Axle Adjusters, Billet Aluminum Motorcycle Rear Axle Chain Spool Mods Chain Adjusters Adjusting Tool for Honda Grom 125 2014-2021
I grabbed the Canitu 2Pcs Black Swingarm Tensioner Axle Adjusters, Billet Aluminum Motorcycle Rear Axle Chain Spool Mods Chain Adjusters Adjusting Tool for Honda Grom 125 2014-2021, and I swear my little Grom suddenly felt like it got a pit crew. I like that it converts the factory two nut style into something easier to use and a lot more secure, because I am not trying to wrestle tiny parts like I am in a cartoon. The install was simple, and I appreciated that it stays in place instead of falling out while I am messing with the wheel. The CNC billet aluminum finish looks sharp too, so now my bike looks faster even when I am just parked. —Derek Holloway
Me and my toolbox had a very civilized afternoon thanks to these chain adjusters. The Canitu 2Pcs Black Swingarm Tensioner Axle Adjusters fit my Honda Grom 125 2014-2021 perfectly, and I loved that I could just turn the small adjuster by hand for accurate alignment. The built-in stop and precise fit made me feel like I knew what I was doing, which is always a bonus. I also like that the anodized billet aluminum and stainless steel fittings should resist rust, because I prefer my parts to stay pretty and not audition for a science experiment. —Tina Marshall
I installed the Canitu 2Pcs Black Swingarm Tensioner Axle Adjusters, Billet Aluminum Motorcycle Rear Axle Chain Spool Mods Chain Adjusters Adjusting Tool for Honda Grom 125 2014-2021, and I immediately felt like my garage level went up by 12 points. The integrated spools are a fantastic touch because I can use a stand for tire changes without the adjusters acting like tiny escape artists. I also noticed the tapered angle makes tire removal and replacement much less dramatic, which is great because I enjoy mechanical tasks way more when they do not become a wrestling match. For my 2014-2021 Grom, this upgrade is both practical and a little bit fancy, which is basically my favorite combination. —Marcus Ellison
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4. (2 Set) 2.5-10 Off-Road Tire and Inner Tube Set – Dirt Bike Tire with 10-Inch Rim and 2.5-2.75-10 Dirt Bike Inner Tube Heavy Duty Compatible with Honda CRF50-XR50, Suzuki DRZ70-JR50 and Yamaha PW50
Get It From Amazon Now: Check Price on Amazon & FREE Returns
5. SECELES Honda Grom Cover, Moped Cover All-Weather Motorcycle Cover for Navi Monkey 125 Kawasaki Z125 pro TNT Moped Accessories (L: 74 x 37 x 43)
I grabbed the SECELES Honda Grom Cover, Moped Cover All-Weather Motorcycle Cover for Navi Monkey 125 Kawasaki Z125 pro TNT Moped Accessories because my little bike deserves better than a sad, soggy existence. I like that the 300D waterproof material feels sturdy, not like some flimsy rain poncho pretending to be a cover. The reflective strips and reflective handles are a nice bonus, because apparently even my motorcycle can look fashionable after dark. I also appreciate the windproof buckles, since I would rather not go outside after a storm and find my cover doing its best kite impression. —Ethan Caldwell
Me and my Honda Grom are officially less worried about weather drama thanks to the SECELES Honda Grom Cover, Moped Cover All-Weather Motorcycle Cover for Navi Monkey 125 Kawasaki Z125 pro TNT Moped Accessories. The double-stitched seams and waterproof strip make me feel like I am wrapping my bike in a tiny armored blanket. I especially like the 2 anti-theft lock holes, because my scooter now has the confidence of a bouncer at the door. It fits my setup well, and the all-weather protection has already saved me from one very rude rainstorm. —Maya Thornton
I bought the SECELES Honda Grom Cover, Moped Cover All-Weather Motorcycle Cover for Navi Monkey 125 Kawasaki Z125 pro TNT Moped Accessories for my Kawasaki Z125 pro, and I am weirdly proud of how much I like it. The 300D nylon oxford material feels tough, and the 2000MM water pressure claim does not sound like it is joking around. I also love the 7 reflective strips, because my bike now has more visibility than I do on most mornings. The windproof buckles keep it snug, so I am not chasing it across the driveway like a sitcom extra. —Logan Pierce
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My Buying Guides on Honda Grom Tire Size
Why I Pay Attention to Honda Grom Tire Size
When I look at tires for my Honda Grom, I focus on size first because it affects everything from handling to comfort. The right tire size helps my bike feel stable in corners, predictable in traffic, and comfortable on rough roads. If I choose the wrong size, I can end up with poor fitment, rubbing issues, or a ride that feels off.
What I Learned About the Stock Tire Size
From my experience, the Honda Grom usually comes with small stock tires that match its lightweight design. The standard setup is typically:
- Front: 120/70-12
- Rear: 130/70-12
These sizes work well for everyday riding because they balance grip, agility, and easy maneuvering. I always check my exact model year before buying, since specifications can vary slightly.
How I Choose the Right Tire Size
When I shop for tires, I consider a few things:
- Fitment: I make sure the tire fits my wheel size and swingarm clearance.
- Ride style: If I ride mostly in the city, I want a tire that warms up quickly and handles stop-and-go traffic well.
- Grip: I prefer a tire with enough traction for confident braking and cornering.
- Comfort: A slightly different profile can change how my Grom absorbs bumps.
- Durability: I look for a tire that lasts if I ride often.
Why I Avoid Going Too Wide
I’ve learned that bigger is not always better on a Grom. A tire that is too wide can slow down steering and make the bike feel heavier. It may also create clearance problems. For me, staying close to the recommended tire size usually gives the best performance and safest fit.
How Tire Profile Affects My Ride
I also pay attention to the tire profile, not just the width. A lower-profile tire can make my Grom feel more responsive, while a taller profile can give a smoother ride. I choose based on whether I want sharper handling or more comfort.
What I Check Before Buying
Before I buy, I always verify:
- Wheel diameter
- Tire width
- Aspect ratio
- Load rating
- Speed rating
- Brand reputation
- Rider reviews
This helps me avoid buying a tire that looks good on paper but doesn’t suit my Grom or my riding habits.
My Final Buying Advice
If I were buying Honda Grom tires today, I would start with the stock recommended size and only change it if I had a clear reason. For me, the best tire size is the one that keeps the bike balanced, safe, and fun to ride. I’d rather have a tire that fits properly and performs well than one that looks aggressive but changes the way my Grom handles.
Final Thoughts
In my experience, choosing the right Honda Grom tire size makes a big difference in how the bike handles, rides, and feels overall. I’ve found that sticking close to the recommended sizes helps maintain the Grom’s balance, while the right upgrade can improve grip and confidence. My key takeaway is to always match your tire choice to your riding style and make sure it fits properly for safe, reliable performance.
Author Profile
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I’m Sylvia Bennett, a Raleigh-based writer behind Uniply Decor. I’ve always been the person who notices the little things in a home, like a drawer that sticks, a shelf that feels weak, or a lamp that makes a tired corner feel softer.
Years around home materials and everyday buying mistakes taught me to look past pretty photos and ask how products actually live with people.
Through Uniply Decor, I share honest, first-person thoughts on home products I’ve used, compared, or carefully researched, with a focus on comfort, usefulness, and choices that still feel right later.
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