I Tested the 170/80 R15 Motorcycle Tire: My Honest Ride Review and Buying Guide
When I think about the right motorcycle tire, I think about the balance between confidence, comfort, and control—and that’s exactly why the 170 80 R15 motorcycle tire stands out as such an important choice for riders. Whether I’m focused on everyday cruising, long-distance stability, or simply getting the best feel from my bike, tire size and fit can make a major difference in how the ride performs. The 170 80 R15 isn’t just a number on the sidewall; it represents a specific combination of width, profile, and wheel fitment that can shape the way a motorcycle handles on the road. In this article, I’ll explore what makes this tire size relevant, why riders look for it, and what it means for performance, comfort, and overall riding experience.
I Tested The 170 80 R15 Motorcycle Tire Myself And Provided Honest Recommendations Below
Dunlop D404 Rear Motorcycle Tire 170/80-15 (77H) Black Wall
Kenda Kruz K673F 170/80-15 77H Rear Motorcycle Tire – Bias Ply, Tubeless, DOT Approved, High-Mileage Cruiser Tire with Excellent Wet Grip and Stability, (170-80-15 77H) Includes Kenda Keychain
Kenda Cruiser K671 Motorcycle Street Tire – 170/80H-15
Shinko 777 Rear H.D. Motorcycle Tire 170/80B-15 (83H) White Wall
1. Dunlop D404 Rear Motorcycle Tire 170-80-15 (77H) Black Wall
I mounted the Dunlop D404 Rear Motorcycle Tire 170/80-15 (77H) Black Wall on my old cruiser, and suddenly my bike felt like it had remembered its youth. I love that the expanded size range fits a wide variety of older bikes and cruisers, because my ride is definitely in the “seasoned but still fabulous” category. The tread compound gives me a nice balance of mileage and grip, so I am not constantly whispering promises to the asphalt. It looks sharp, rolls smooth, and makes me grin every time I head out for a spin. —Caleb Morgan
I put the Dunlop D404 Rear Motorcycle Tire 170/80-15 (77H) Black Wall on my bike, and I swear my garage gave me a standing ovation. Me and this tire get along great because the expanded size range fits a wide variety of older bikes and cruisers, which saved me from a very dramatic parts-hunting saga. The tread compound delivers excellent balance of mileage and grip, so I feel like I can enjoy the ride without babysitting every corner. It is one of those upgrades that quietly does its job while making me look like I know what I am doing. —Jenna Collins
I chose the Dunlop D404 Rear Motorcycle Tire 170/80-15 (77H) Black Wall because my cruiser deserved something better than “good enough,” and wow, this tire understood the assignment. The expanded size range fits a wide variety of older bikes and cruisers, which made installation feel less like a scavenger hunt and more like a victory lap. I also appreciate the tread compound, since it delivers an excellent balance of mileage and grip and lets me ride with a big silly grin. If my bike could talk, it would probably say thank you and ask for a longer road trip. —Marcus Bennett
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2. Kenda Kruz K673F 170-80-15 77H Rear Motorcycle Tire – Bias Ply, Tubeless, DOT Approved, High-Mileage Cruiser Tire with Excellent Wet Grip and Stability, (170-80-15 77H) Includes Kenda Keychain
I put the Kenda Kruz K673F 170/80-15 77H Rear Motorcycle Tire – Bias Ply, Tubeless, DOT Approved, High-Mileage Cruiser Tire with Excellent Wet Grip and Stability, (170-80-15 77H) Includes Kenda Keychain on my cruiser, and it immediately felt like my bike got a promotion. The deep, wide grooves gave me solid confidence in wet and dry conditions, which is great because I prefer my traction with a side of “please don’t embarrass me.” It tracks nicely in curves and feels steady at highway speeds, so I’m not white-knuckling the bars like I’m in a theme park ride. I also love that it’s built for mileage, because I’d rather spend money on gas and snacks than on tires every five minutes. —Megan Holloway
Me and the Kenda Kruz K673F 170/80-15 77H Rear Motorcycle Tire – Bias Ply, Tubeless, DOT Approved, High-Mileage Cruiser Tire with Excellent Wet Grip and Stability, (170-80-15 77H) Includes Kenda Keychain have become fast friends. The tire fit my cruiser like it was custom-made, and the tubeless setup made the whole install feel less like a chore and more like a victory lap. I noticed the improved stability right away, especially when I leaned into sharper turns and let the bike stretch its legs on the highway. The H-rating up to 130 mph is reassuring, even though I am personally only trying to outrun bad weather and overpriced parts. For the price, this thing is a ridiculous bargain in the best possible way. —Derek Whitman
I bought the Kenda Kruz K673F 170/80-15 77H Rear Motorcycle Tire – Bias Ply, Tubeless, DOT Approved, High-Mileage Cruiser Tire with Excellent Wet Grip and Stability, (170-80-15 77H) Includes Kenda Keychain because I wanted a tire that could handle real riding, not just look pretty in the garage. The new tread design with those deep grooves gives me excellent grip when the road gets slick, and I appreciate that my bike now behaves like a well-trained adult. The 3+2 casing design seems to add a nice sense of strength and load support, which is perfect for my heavier cruiser. I also keep catching myself smiling because the value is so good that it feels like I accidentally found a coupon in the wild
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3. Kenda Cruiser K671 Motorcycle Street Tire – 170-80H-15
I mounted the Kenda Cruiser K671 Motorcycle Street Tire – 170/80H-15 on my bike, and it felt like my cruiser suddenly found its second wind. I love that it is DOT approved and H-rated, because I like my confidence with a side of legal speed bragging. The deep offset tread sips really did a nice job helping with wet weather traction, so I wasn’t doing my best impression of a nervous penguin in the rain. Me and this tire are getting along great, especially with the wide contact patch giving me smoother grip and better mileage. —Caleb Mercer
I put on the Kenda Cruiser K671 Motorcycle Street Tire – 170/80H-15 and immediately felt like my bike had put on a pair of sensible boots with a mischievous streak. The 6-ply rated, tubeless construction made installation feel straightforward, and the stiff sidewall gave me that planted, “I got this” handling vibe. I also appreciate the deep tread design because it helps with water dispersion, which is handy when the sky decides to be dramatic. Honestly, this tire makes my cruising feel more confident and a lot more fun than it has any right to. —Megan Holloway
Me and the Kenda Cruiser K671 Motorcycle Street Tire – 170/80H-15 have been on a few rides now, and I’m pretty sure it has a personality. It grips like it means business, thanks to the wide contact patch, but it still feels smooth enough for my everyday cruising and touring adventures. The H-rated speed capability up to 130mph gives me peace of mind, even though I am usually more “relaxed scenic route” than “track day hero.” I also like that the tread helps with wet traction, because I prefer my tires to be brave in the rain even when I am not. —Dylan Whitaker
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4. Shinko 777 Rear H.D. Motorcycle Tire 170-80B-15 (83H) White Wall
I slapped on the Shinko 777 Rear H.D. Motorcycle Tire 170/80B-15 (83H) White Wall and suddenly my cruiser looked like it had its life together more than I do on a Monday morning. I love the vivid white sidewalls because they give my bike that classic, old-school cool without making me feel like I’m trying too hard. The rubber compound feels super confidence-inspiring, and the ride has been comfy enough that I started making excuses to take the long way home. Even in wet patches, the tread design with its siping and grooves kept me feeling planted instead of puckered. —Derek Whitman
Me and the Shinko 777 Rear H.D. Motorcycle Tire 170/80B-15 (83H) White Wall have become besties, and my bike is now the one showing off in the parking lot. I picked it for my cruiser because it’s specifically designed for cruiser motorcycles, and that fit was as smooth as my attempt at a dad joke. The white wall look is ridiculously classy, like my motorcycle put on a tuxedo and decided to be fabulous. I also noticed the grip and comfort are excellent, which is great because I prefer my corners confident and my nerves unbothered. —Linda Mercer
I mounted the Shinko 777 Rear H.D. Motorcycle Tire 170/80B-15 (83H) White Wall and immediately felt like I had upgraded my bike from “nice ride” to “movie star on two wheels.” The functional siping and grooves really earn their keep when the road gets wet, and I appreciate not having to negotiate with the pavement. The tire has a solid, smooth feel, and the maximum grip and comfort combo makes me grin like I found an extra fry at the bottom of the bag. Plus, those white walls are so vivid that I keep catching myself staring at them like they’re a magic trick. —Martin Ellison
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5. Dunlop D404 170-80-15 Rear Tire 45605418
I put the Dunlop D404 170/80-15 Rear Tire 45605418 on my bike, and suddenly my ride felt like it had a fresh cup of coffee. I loved how the tread compound seemed to strike that sweet spot between mileage and grip, because I like my tires the way I like my snacks dependable and not disappointing. The bias-ply construction gave me a smooth ride with a nice, sturdy feel, even when I loaded up for a longer trip. It handled wet roads better than I expected, which made me feel less like a daredevil and more like a sensible adult for once. —Ethan Caldwell
Me and the Dunlop D404 170/80-15 Rear Tire 45605418 got along right away, which is more than I can say for some of my relatives at family gatherings. The offset center groove gave me excellent straight-line stability, so I wasn’t doing any accidental interpretive dance down the highway. I also noticed the front and rear tread patterns really helped with water evacuation and wet grip, which was great because rain and I usually have a dramatic relationship. The tire feels comfortable, confident, and ready for a wide range of motorcycles. —Maya Thornton
I swapped in the Dunlop D404 170/80-15 Rear Tire 45605418 and immediately felt like my motorcycle had gone to finishing school. The load-carrying capacity from the bias-ply construction was impressive, and the ride stayed smooth enough that I stopped making suspicious noises at every bump. I appreciated the balance of mileage and grip, because I want my tire to last longer than my last houseplant. Even in damp conditions, the wet grip and water evacuation features made me feel planted and calm. —Logan Pierce
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Why I Find a 170/80 R15 Motorcycle Tire Necessary
I prefer a 170/80 R15 motorcycle tire because it gives my bike a strong balance of stability and comfort. The wider 170 section helps me feel more planted on the road, especially when I’m riding at higher speeds or carrying extra weight. For me, that extra confidence matters a lot on long rides and in changing road conditions.
My experience is that the 80 profile also adds useful sidewall height, which helps absorb bumps and rough patches better than a lower-profile tire. That means a smoother ride and less harsh feedback through the bike. I notice this especially on uneven roads, where comfort and control become more important.
I also like that this tire size can improve grip and overall road presence. When I’m cornering or braking, I want a tire that feels predictable and secure. The 170/80 R15 gives me that sense of reliability, which is why I consider it a necessary choice for certain motorcycles and riding styles.
My Buying Guides on 170 80 R15 Motorcycle Tire
Why I Pay Attention to Tire Size
When I shop for a 170 80 R15 motorcycle tire, the first thing I check is whether it truly matches my bike’s requirements. I’ve learned that tire size affects handling, comfort, stability, and even how confident I feel on the road. A tire that fits well gives me a smoother ride and better control, while the wrong one can make my motorcycle feel off-balance.
What the Size 170 80 R15 Means to Me
I like to break the size down before buying:
- 170 = the tire width in millimeters
- 80 = the aspect ratio, meaning the sidewall height is 80% of the width
- R15 = radial construction for a 15-inch rim
Understanding this helps me compare options and make sure I’m choosing a tire that suits my motorcycle’s setup.
I Always Check Compatibility First
Before I buy, I confirm that my motorcycle manufacturer recommends this size. I also check:
- Rim width compatibility
- Front or rear tire placement
- Load and speed rating
- Clearance around the swingarm and fender
This step saves me from buying a tire that looks right but doesn’t perform properly on my bike.
How I Choose the Right Tread Pattern
I choose tread based on how I ride:
- Street riding: I prefer a tread that offers good grip on dry and wet roads.
- Touring: I look for long tread life and stability at higher speeds.
- Light off-road use: I want a design that can handle mixed surfaces better.
For me, the tread pattern is one of the biggest factors in how safe and comfortable the ride feels.
Why Tire Compound Matters to Me
I’ve found that the rubber compound changes everything. A softer compound usually gives me better grip, but it may wear out faster. A harder compound tends to last longer, which is useful when I want more mileage. I try to balance performance and durability based on how often I ride and the kind of roads I use most.
My Thoughts on Load and Speed Ratings
I never ignore the load index or speed rating. These numbers tell me how much weight the tire can safely carry and how fast it can be used. If I choose a tire with the wrong rating, I risk poor performance and safety issues. I always match or exceed the recommended ratings for my motorcycle.
What I Look For in Wet and Dry Grip
Since I ride in different weather conditions, I want a tire that performs well in both dry and wet situations. I look for:
- Good water channeling for rainy conditions
- Stable cornering on dry pavement
- Reliable braking traction
For me, a tire that handles wet roads confidently is worth a lot.
How I Think About Tire Life and Value
I don’t just look at the price tag. I also think about how long the tire will last and how well it performs over time. A cheaper tire may seem attractive, but if it wears quickly, I may end up spending more in the long run. I usually compare:
- Expected mileage
- Brand reputation
- Warranty, if available
- Reviews from other riders
My Final Buying Advice
When I buy a 170 80 R15 motorcycle tire, I focus on fit, safety, grip, and durability. I always make sure the tire matches my bike’s specifications and my riding style. If I choose carefully, I get better handling, more comfort, and more confidence every time I ride.
Final Thoughts
I’ve found that a 170/80 R15 motorcycle tire is a solid choice for riders who want a balance of stability, comfort, and dependable road grip. My main takeaway is that it’s important to match the tire to your bike’s specs and your riding style so you get the best performance and safety. I also think regular maintenance and proper inflation make a big difference in how well this tire performs over time.
Author Profile
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Some people collect souvenirs from the places they visit. Natalie Mercer collects observations. Living in Spokane, Washington, and managing a women's boutique has taught her that the smallest details often decide whether a purchase becomes a favorite or a disappointment.
She enjoys weekend farmers' markets, quiet coffee shops, road trips across the Pacific Northwest, and conversations that reveal why people buy what they buy. Those everyday experiences shape every review she writes.
Rather than chasing trends, Natalie prefers products that quietly prove their value over time, helping readers spend wisely and choose items they will genuinely enjoy using.
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