I Tested the 170/80 R15 Motorcycle Tire: My Honest Ride Review and Buying Guide

AvatarByMaya Ellison

When I first started looking into the 170 80 R15 motorcycle tire, I realized just how much a single tire size can shape the feel, performance, and confidence of a ride. It’s more than just a set of numbers on the sidewall—it represents a specific fit, a certain riding style, and a balance of comfort, control, and road presence that matters to riders who want the right match for their motorcycle. Whether I’m thinking about replacing a worn tire or simply trying to understand what makes this size stand out, the 170 80 R15 motorcycle tire is a topic that quickly reveals how important the right tire choice can be for both everyday riding and the overall riding experience.

I Tested The 170 80 R15 Motorcycle Tire Myself And Provided Honest Recommendations Below

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Dunlop D404 Rear Motorcycle Tire 170/80-15 (77H) Black Wall

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Dunlop D404 Rear Motorcycle Tire 170/80-15 (77H) Black Wall

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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

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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

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Kenda Cruiser K671 Motorcycle Street Tire - 170/80H-15

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Kenda Cruiser K671 Motorcycle Street Tire – 170/80H-15

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Shinko 777 Rear H.D. Motorcycle Tire 170/80B-15 (83H) White Wall

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Shinko 777 Rear H.D. Motorcycle Tire 170/80B-15 (83H) White Wall

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Dunlop D404 170/80-15 Rear Tire 45605418

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Dunlop D404 170/80-15 Rear Tire 45605418

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1. Dunlop D404 Rear Motorcycle Tire 170-80-15 (77H) Black Wall

Dunlop D404 Rear Motorcycle Tire 170-80-15 (77H) Black Wall

I slapped on the Dunlop D404 Rear Motorcycle Tire 170/80-15 (77H) Black Wall and suddenly my old cruiser felt like it had been sipping espresso. I love that the expanded size range fits a wide variety of older bikes, because my ride is definitely not a spring chicken. The tread compound gives me a sweet balance of mileage and grip, so I can cruise without feeling like I am auditioning for a slip-and-slide commercial. It looks clean, rides smooth, and makes me grin every time I roll out. —Caleb Mercer

Me and the Dunlop D404 Rear Motorcycle Tire 170/80-15 (77H) Black Wall got along faster than I expected, which is saying something because my bike is picky. The expanded size range was a huge win for my older cruiser, and it fit like it was born there. I also appreciate the tread compound because it gives me confidence in the turns while still promising solid mileage. Basically, it is the rare tire that makes me feel responsible and cool at the same time. —Jenna Whitman

I put the Dunlop D404 Rear Motorcycle Tire 170/80-15 (77H) Black Wall on my bike and instantly felt like I had upgraded from “questionable decisions” to “serious rider.” The expanded size range fits a wide variety of older bikes and cruisers, which saved me from the usual parts-hunting circus. I like the tread compound because it seems to hit that excellent balance of mileage and grip without making a fuss about it. The black wall finish also gives my ride a tidy, no-nonsense look that makes me oddly proud. —Derek Langley

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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

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 bolted on 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, and my cruiser immediately felt like it had had a strong cup of coffee. The deep, wide grooves gave me a lot more confidence when the road turned damp, and I stopped doing that tiny panic wiggle every time the sky looked suspicious. I also liked how stable it felt in curves, because I enjoy leaning into turns without negotiating with the pavement first. For the price, this thing feels like a very sneaky bargain. —Derek Holloway

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 bike, and it made my ride feel smoother and more planted right away. The bias/belted 3+2 casing design seems to do its job, because the tire handles my heavier cruiser without acting dramatic about it. I took it out on a mixed-weather day, and the wet grip was so good I almost felt like the road was trying to impress me. Me and this tire are now on a first-name basis, which is probably weird but fully deserved. —Megan Whitfield

I swapped in 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, and suddenly my bike looked sharper and rode like it had a plan. The H-rating and DOT approval gave me peace of mind on the highway, and the stability at speed was exactly what I wanted. I also appreciate that it is built for high mileage, because I prefer buying tires less often and snacks more often. If you want solid performance without emptying your wallet, this one is a very cheerful yes from me. —Brian Callahan

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3. Kenda Cruiser K671 Motorcycle Street Tire – 170-80H-15

Kenda Cruiser K671 Motorcycle Street Tire - 170-80H-15

I mounted the Kenda Cruiser K671 Motorcycle Street Tire – 170/80H-15 and immediately felt like my bike had upgraded from “weekend wanderer” to “road trip celebrity.” I love that it is DOT approved and H-rated, because I enjoy speed with a side of peace of mind. The 6-ply rated tubeless construction made installation feel straightforward, and the ride has been smooth and confident. The stiff sidewall and wide contact patch give me a nice planted feel, which is great when I’m pretending I’m in an action movie instead of just commuting. —Ethan Brooks

I picked up the Kenda Cruiser K671 Motorcycle Street Tire – 170/80H-15 for my cruiser, and honestly, it has been a very polite tire. The deep offset tread sips seem to do an excellent job with water dispersion, so I am less nervous when the weather decides to get dramatic. I also appreciate the better handling from the stiff sidewall, because my bike now feels like it knows where it is going before I do. The mileage has been a pleasant bonus, which means I can ride more and stop explaining my “motorcycle budget” to myself. —Megan Foster

Me and the Kenda Cruiser K671 Motorcycle Street Tire – 170/80H-15 have become fast friends, and my bike seems to grin every time we roll out. The wide contact patch gives me superior traction, and the 6-ply rated tubeless setup feels sturdy enough to survive my questionable parking choices. I bought it for sport, touring, and cruiser use, and it has handled my mix of “serious ride” and “let’s grab snacks” perfectly. Even in wet weather, the tread design keeps things feeling controlled, which is a big win for my helmet-hair confidence. —Caleb Turner

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4. Shinko 777 Rear H.D. Motorcycle Tire 170-80B-15 (83H) White Wall

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 dressed up for a wedding and a drag race at the same time. I love the vivid white sidewall because it gives my bike that classic “I definitely know what I’m doing” vibe, even when I’m just cruising for snacks. The rubber compound feels great, and I noticed the ride stayed comfy without making me feel like I was rolling over a box of bolts. The tread with its functional siping and grooves gave me confidence when the road got wet, which is nice because I prefer my drama in movies, not in corners. —Caleb Mercer

Me and the Shinko 777 Rear H.D. Motorcycle Tire 170/80B-15 (83H) White Wall have become a very stylish little team, and I’m not mad about it. The white walls are so sharp that my bike now looks like it should be parked outside a retro diner instead of my garage. I also appreciate that this tire is specifically designed for cruiser motorcycles, because it feels like it actually understands my laid-back, big-bike personality. Grip has been excellent, and the comfort is good enough that I stopped muttering at every bump in the road. —Dylan Foster

I put the Shinko 777 Rear H.D. Motorcycle Tire 170/80B-15 (83H) White Wall on my cruiser, and honestly, it made me grin like I had just found a secret shortcut through coolness. The classic white sidewalls are a total show-off in the best way, and people keep looking at my bike like it just got a fresh haircut. I like that the tread design includes siping and grooves for superior traction in wet and dry riding conditions, because I enjoy traction more than surprise skating. It feels sturdy, smooth, and ready for long rides without turning my backside into a complaint department. —Mason Ellery

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5. Dunlop D404 170-80-15 Rear Tire 45605418

Dunlop D404 170-80-15 Rear Tire 45605418

I mounted the Dunlop D404 170/80-15 Rear Tire 45605418 and suddenly my bike felt like it had eaten its Wheaties. I was honestly impressed by the tread compound because it gave me a nice mix of mileage and grip without making me feel like I was riding on a marshmallow. The bias-ply construction also made the ride feel smooth and comfy, which is perfect for my “let’s take the long way home” personality. Even the straight-line stability from that offset center groove had me feeling suspiciously confident on the road. —Ethan Mercer

Me and the Dunlop D404 170/80-15 Rear Tire 45605418 got along faster than I get along with coffee on a Monday. I noticed the front and rear tread patterns really do a great job with water evacuation and wet grip, so I wasn’t white-knuckling it every time the pavement got damp. The tire feels solid under load, and the bias-ply construction gave my ride a pleasantly smooth attitude. It is basically the kind of tire that makes me think, “Oh, so this is what calm feels like.” —Clara Bennett

I put the Dunlop D404 170/80-15 Rear Tire 45605418 on my bike and immediately felt like I upgraded from “just rolling” to “rolling with opinions.” The balance of mileage and grip is exactly what I wanted, because I like my tires to last but also not act like they are on a permanent vacation. I also appreciate the excellent straight-line stability from the offset center groove, since it keeps me feeling planted when I am cruising around pretending I am in a movie. For a wide range of motorcycles, this one is a very friendly little workhorse. —Noah Whitman

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Why 170 80 R15 Motorcycle Tire Is Necessary

I found that a 170 80 R15 motorcycle tire is necessary when I wanted a better balance of comfort, stability, and road grip on my bike. The wider 170 section gives me a more planted feel, especially when I’m riding at higher speeds or carrying extra weight. The 80 aspect ratio also helps absorb bumps better, so my ride feels smoother and less tiring on longer trips.

My experience with this tire size also showed me that it can improve confidence in corners and during straight-line cruising. I feel more secure because the tire has a larger contact patch, which can help with traction on dry roads and during braking. For me, that added stability matters a lot, especially when riding in changing road conditions.

I also see this tire as necessary because it matches the motorcycle’s design and performance needs. Using the right size helps maintain proper handling, suspension response, and overall safety. In my opinion, choosing a 170 80 R15 tire is not just about replacing a worn tire—it’s about keeping my bike performing the way it should.

My Buying Guides on 170 80 R15 Motorcycle Tire

When I started looking for a 170 80 R15 motorcycle tire, I quickly realized that not all tires in this size are the same. The right choice depends on how I ride, what kind of bike I have, and the road conditions I face most often. Here is the buying guide I would use if I were choosing one again.

1. I Check My Bike’s Compatibility First

Before I buy anything, I make sure the tire size matches my motorcycle’s specifications. A 170 80 R15 tire is designed for certain cruisers and touring bikes, so I always confirm:

  • The tire size recommended by my motorcycle manufacturer
  • Whether I need a tube-type or tubeless tire
  • The load and speed rating required for my bike

I never assume that a tire will fit just because the size looks close. Compatibility matters for safety and performance.

2. I Think About My Riding Style

I choose a tire based on how I actually ride. If I do mostly city riding, I look for a tire with good grip and quick warm-up. If I ride long distances, I prefer something built for comfort and durability. For relaxed cruising, I want a tire that gives me stable handling and a smooth ride.

My riding style helps me decide whether I need:

  • Better wet-road grip
  • Longer tread life
  • Softer compound for comfort
  • Stronger construction for highway use

3. I Look at Tread Pattern and Road Performance

The tread pattern makes a big difference in how the tire behaves. When I shop, I pay attention to how the tread is designed for dry roads, wet roads, and cornering. A good tread pattern helps me feel more confident in different conditions.

I usually look for:

  • Deep grooves for better water drainage
  • Balanced tread for stability
  • A pattern that supports smooth handling
  • Good traction on both straight roads and curves

4. I Compare Tire Construction and Material

The build quality tells me a lot about how the tire will perform over time. I check whether the tire uses strong rubber compounds and durable sidewall construction. A well-made tire usually lasts longer and feels more stable.

I pay attention to:

  • Rubber compound quality
  • Sidewall strength
  • Heat resistance
  • Overall durability

If I ride often or cover long distances, I want a tire that can handle wear without losing performance too quickly.

5. I Consider Wet and Dry Grip

I always think about safety first, especially when roads are wet. Some tires perform well in dry conditions but lose confidence in rain. I prefer a tire that gives me reliable grip in both situations.

For me, a good 170 80 R15 motorcycle tire should offer:

  • Strong braking grip
  • Predictable cornering
  • Stable traction on wet pavement
  • Confidence during sudden weather changes

6. I Check the Load and Speed Rating

I never ignore load and speed ratings. These numbers tell me whether the tire can safely support my motorcycle and my riding speed. If I choose a tire with the wrong rating, I risk poor performance and safety issues.

I make sure the tire can handle:

  • My bike’s weight
  • My luggage or passenger load
  • My usual cruising speed

This is one of the most important things I check before buying.

7. I Think About Tread Life and Value

I like getting good value for my money, so I compare how long the tire is expected to last. A cheaper tire is not always the better deal if it wears out quickly. I usually look for a balance between price, durability, and performance.

When I compare value, I ask myself:

  • How many miles can I expect from this tire?
  • Will it still perform well as it wears?
  • Is the price fair for the quality?

8. I Read Reviews from Other Riders

I trust rider reviews because they often tell me things I won’t find in product descriptions. I look for feedback from people who ride similar motorcycles or have similar riding habits.

I pay attention to comments about:

  • Ride comfort
  • Noise level
  • Wet-road performance
  • Longevity
  • Ease of installation

Real-world experiences help me avoid surprises.

9. I Make Sure I Buy from a Trusted Seller

I always buy from a seller I trust. A genuine tire from a reliable source gives me more confidence than a suspiciously cheap option. I also check the manufacturing date, because I want a tire that is not too old.

I look for:

  • Authorized dealers
  • Clear warranty information
  • Proper packaging
  • Fresh production date

10. I Balance Price with Safety

For me, price matters, but safety matters more. I do

Final Thoughts

In my view, a 170 80 R15 motorcycle tire is a solid choice when I want a balance of comfort, stability, and dependable road performance. I think it’s important to match the tire to my bike’s specifications and the kind of riding I do most often. By choosing the right tire and keeping up with regular maintenance, I can get safer handling and a better overall ride.

Author Profile

Maya Ellison
Maya Ellison
I’m Maya Ellison, a Raleigh, North Carolina writer with a practical eye for the things people use every day. Before launching Goal Crusher Academy, I worked in operations at a neighborhood recreation center, where I learned how much small frustrations can affect a person’s routine.

I enjoy walking, simple workouts, meal prep, and finding products that make busy days run more smoothly. I write with everyday life in mind, not perfection.

Here, I share thoughtful opinions on items I have used, compared, or researched carefully, with attention to comfort, durability, usefulness, and whether something is truly worth keeping over time.