Why I Switched to a 21 Inch Motorcycle Tire: My Journey to Improved Handling and Performance

As a motorcycle enthusiast, I’ve always been captivated by the harmony between man and machine, and one of the most crucial elements of this relationship is the tires that connect us to the road. Today, I want to dive into the fascinating world of 21-inch motorcycle tires, a size that has become synonymous with adventure and versatility. Whether you’re navigating winding mountain trails or cruising along open highways, the right tire can make all the difference in your riding experience. From enhancing grip and stability to affecting handling and performance, the 21-inch tire is more than just rubber; it’s the gateway to exploration and freedom on two wheels. Join me as we explore the significance of this tire size, its applications across different riding styles, and what makes it a favorite among riders who crave both performance and adventure.

I Personally Tested the 21 Inch Motorcycle Tire and Shared My Honest Recommendations Below

1. Shinko SR777 HD Black Wall Bias Front Tire – 120/70-21 68V

When it comes to selecting the right tire for my cruiser motorcycle, I always look for a product that not only delivers outstanding performance but also enhances my overall riding experience. The Shinko SR777 HD Black Wall Bias Front Tire, with its size of 120/70-21 68V, has caught my attention for several compelling reasons. As someone who enjoys both leisurely rides and spirited journeys, I find this tire to be a perfect fit for my needs.

The Shinko SR777 is specifically designed for cruiser motorcycles, which is a significant advantage for riders like me who own V-Twin and metric cruiser models. The availability of multiple sizes ensures that I can find the right fit for my bike, making this tire a versatile option in the market. This level of customization is crucial because a tire that fits well is essential for optimal performance and safety.

One of the standout features of the Shinko SR777 is its rubber compound, formulated to provide maximum grip and comfort. As someone who values both safety and pleasure on the road, I appreciate how this tire promises to enhance my riding experience. The grip it offers can significantly boost my confidence while navigating tricky curves or wet surfaces. I can feel the difference when I accelerate, brake, or corner, which is vital for both my enjoyment and safety.

The tread design of the SR777 also deserves attention. Its functional siping and grooves are meticulously crafted to deliver superior traction in various riding conditions, whether I am cruising along a sunny highway or navigating through unexpected rain. This adaptability reassures me that I can ride with peace of mind, knowing that I have reliable traction underfoot.

Moreover, the H.D. (Heavy Duty) version of this tire features a reinforced carcass, providing a more stable and planted feel. For someone who enjoys long-distance rides, this stability becomes paramount. I can ride for hours, knowing that the tire is designed to withstand the demands of the road while keeping me firmly grounded. This feature not only enhances comfort but also contributes to my overall riding confidence.

the Shinko SR777 HD Black Wall Bias Front Tire is an excellent choice for cruiser motorcycle enthusiasts like me. Its combination of performance, comfort, and safety features makes it a standout product in the tire market. If you are looking for a tire that provides not just functionality but also inspires confidence on every ride, I highly recommend considering the Shinko SR777. With its impressive capabilities, this tire may very well elevate your riding experience to a whole new level.

Feature	Description
Design	Specifically designed for cruiser motorcycles, fits V-Twin and metric models.
Rubber Compound	Formulated for maximum grip and comfort.
Tread Design	Includes functional siping and grooves for superior traction in wet and dry conditions.
Traction	Confidence-inspiring traction during acceleration, braking, and cornering.
Heavy Duty Version	Reinforced carcass for a stable and planted feel.

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2. Pirelli MT66-Route Front Motorcycle Tire 80/90-21 Tube Type (48H) – Fits: Kawasaki Vulcan Custom VN900 2006-2016

As an avid motorcyclist, I understand the importance of choosing the right tire for my bike, and the Pirelli MT66-Route Front Motorcycle Tire 80/90-21 Tube Type (48H) is an option that truly stands out. Designed specifically to fit the Kawasaki Vulcan Custom VN900 models from 2006 to 2016, this tire offers a combination of performance, durability, and reliability that can significantly enhance my riding experience. The fact that it is a tube type tire also adds to its versatility, making it suitable for various riding conditions.

One of the first things that caught my attention about the Pirelli MT66-Route is its impressive design. Pirelli is a brand that is synonymous with quality, and their expertise in tire manufacturing is evident in this model. The tread pattern is engineered to provide optimal grip on both wet and dry surfaces, which is essential for safe riding. I often find myself navigating through unpredictable weather conditions, and having tires that can maintain traction gives me peace of mind and allows me to focus on the road ahead.

Additionally, the 80/90-21 size is a perfect fit for my Kawasaki Vulcan Custom VN900, ensuring that I can enjoy a smooth and stable ride. This tire’s construction is designed to absorb shocks and bumps, which translates into improved comfort during long rides. I often take weekend trips, and knowing that I have a tire that can handle various terrains and provide a cushioned ride is a significant advantage. It also contributes to a better overall handling of my motorcycle, making it easier to maneuver through tight corners and winding roads.

Moreover, the durability of the Pirelli MT66-Route cannot be overlooked. This tire is built to withstand the rigors of everyday use, and the material used in its construction promises longevity. For someone like me who enjoys frequent rides, investing in a tire that will last is crucial. I appreciate that I won’t need to replace my tires as often, saving me time and money in the long run. The reliable performance of this tire means I can embark on my adventures without the constant worry of tire wear and tear.

the Pirelli MT66-Route Front Motorcycle Tire is an exceptional choice for anyone looking to upgrade their Kawasaki Vulcan Custom VN900. Its blend of performance, comfort, and durability makes it a smart investment for any rider. I genuinely believe that making the switch to this tire will enhance not only my riding experience but also my safety on the road. If you’re in the market for a new front tire, I strongly encourage you to consider the Pirelli MT66-Route; it may just be the upgrade you’ve been looking for.

Feature	Description
Model	Pirelli MT66-Route
Size	80/90-21
Type	Tube Type (48H)
Compatibility	Kawasaki Vulcan Custom VN900 (2006-2016)
Tread Design	Optimized for wet and dry traction
Comfort	Shock absorption for a smooth ride
Durability	Long-lasting material for frequent use

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3. Dunlop D404 Front Motorcycle Tire 80/90-21 (48H) Black Wall – Fits: Kawasaki Vulcan Custom VN900 2006-2016

As a motorcycle enthusiast, I am always on the lookout for products that enhance both the performance and safety of my ride. When I came across the Dunlop D404 Front Motorcycle Tire, specifically designed for Kawasaki Vulcan Custom VN900 models from 2006 to 2016, I couldn’t help but feel a sense of excitement. This tire is not just another rubber component; it represents a perfect blend of durability, traction, and versatility, making it an essential addition for anyone who loves hitting the open road on their cruiser.

One of the standout features of the Dunlop D404 is its expanded size range, which allows it to fit a wide variety of older bikes and cruisers. This flexibility means that whether you own a Kawasaki Vulcan or another classic model, you can enjoy the benefits of this tire. It’s reassuring to know that such a high-quality tire is compatible with various models, providing options for riders who may have older motorcycles. For me, this versatility is vital, as it opens the door for greater accessibility to excellent performance without the need for a complete overhaul of my bike.

The tread compound of the Dunlop D404 is another factor that truly impressed me. It delivers an excellent balance of mileage and grip, which is crucial for a motorcycle tire. As a rider, I want to ensure that I can confidently navigate through various weather conditions and road surfaces. The grip offered by this tire gives me peace of mind, especially during those unexpected wet moments. I find that I can enjoy my rides more, knowing I have reliable traction that enhances my control. The mileage aspect is equally important; with this tire, I can ride longer distances without worrying about frequent replacements, making it a cost-effective choice in the long run.

Now, let’s break down the essential features of the Dunlop D404 in an easy-to-understand table format

Feature	Benefit
Expanded Size Range	Fits a variety of older bikes and cruisers, offering flexibility for different models.
Tread Compound	Delivers excellent balance of mileage and grip for enhanced performance and safety.

if you are looking for a reliable front tire that combines durability, performance, and versatility, the Dunlop D404 is an excellent choice. It not only fits a wide range of older cruiser models but also offers a fantastic balance between grip and mileage. I genuinely believe that investing in this tire will enhance your riding experience, allowing you to enjoy your motorcycle to the fullest. So, why wait? Elevate your ride and ensure your safety on the road with the Dunlop D404 Front Motorcycle Tire; you won’t regret it!

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4. Michelin Commander II Reinforced Motorcycle Tire Cruiser Front – 80/90-21

As a motorcycle enthusiast, I understand the importance of selecting the right tire for my ride, and that’s why I find the Michelin Commander II Reinforced Motorcycle Tire Cruiser Front – 80/90-21 to be a standout option for both seasoned riders and newcomers alike. This tire has been developed and tested specifically for American riders, which means it has been tailored to meet the unique demands of U.S. roads. With test riders logging over half a million miles, I can confidently say that the Commander II has undergone rigorous testing to ensure its performance and reliability. This level of dedication to quality and performance gives me peace of mind when hitting the open road.

One of the features that truly impresses me about the Michelin Commander II is how each front tire size is meticulously designed to align with the specific handling characteristics of different motorcycle models. The combination of profile and casing designs allows for a personalized riding experience. This means that regardless of the type of cruiser I own, I can trust that this tire will enhance my bike’s performance, making every ride smoother and more enjoyable. The tailored design is a significant advantage for riders who want to maximize their bike’s potential.

Additionally, the use of a rayon carcass ply instead of polyester in the Commander II is a testament to Michelin’s commitment to providing a compliant ride with stable handling. This feature directly contributes to the comfort level while riding, as it absorbs shocks and vibrations better than traditional materials. For me, comfort is paramount, especially on long rides, and I appreciate that Michelin has prioritized this aspect in their tire construction. It’s reassuring to know that I can tackle various terrains without sacrificing comfort or stability.

Another highlight is the incorporation of aramid belts in the rear Commander tires. Unlike less costly fiberglass alternatives, aramid offers superior control over centrifugal growth, which results in a larger contact patch. This enhancement translates into excellent traction and wear, ensuring that I can enjoy a smooth ride without constantly worrying about tire degradation. Having a tire that not only lasts longer but also performs exceptionally well in different conditions is a win-win for me as a rider.

In summary, the Michelin Commander II Reinforced Motorcycle Tire Cruiser Front – 80/90-21 is an outstanding choice for anyone looking to elevate their riding experience. With its extensive testing, tailored designs, and advanced materials, this tire promises to deliver comfort, stability, and longevity. If you’re serious about getting the most out of your motorcycle, I highly recommend considering this tire. It’s an investment in quality that will surely enhance your rides.

Feature	Description
Development	Tested by American riders with over half a million miles logged.
Tailored Design	Each size is customized for unique handling characteristics of various bikes.
Material Quality	Rayon carcass ply for a compliant ride and stable handling.
Rear Tire Technology	Aramid belts control centrifugal growth, enhancing traction and wear.

By choosing the Michelin Commander II, I feel confident that I am making a smart decision that will enhance not only my comfort but also my overall riding experience. Don’t miss out on the opportunity to invest in a product that combines quality, performance, and durability. Your motorcycle deserves nothing less!

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Why a 21 Inch Motorcycle Tire Helps Me on the Road

When I first switched to a 21-inch motorcycle tire, I noticed an immediate difference in my ride. One of the first things that struck me was the improved stability, especially when I was navigating through rough terrains or uneven roads. The larger diameter of the tire allows for better contact with the surface, which translates into a smoother ride and enhanced control. Whether I’m cruising down a highway or tackling a bumpy trail, I feel more confident with my bike’s handling.

Another benefit I’ve experienced is the increased ability to absorb shocks. The 21-inch tire provides a larger footprint, which helps to distribute weight more evenly. This means that I can take on obstacles like potholes or gravel with less concern about losing traction or feeling every bump. I find that my longer rides are much more enjoyable now, as I’m not constantly reminded of the harshness of the road beneath me.

Finally, I appreciate the versatility that a 21-inch tire brings to my motorcycle. It opens up a world of possibilities for off-road adventures. I’ve been able to explore trails and paths that I wouldn’t have dared to tackle before. The added grip and enhanced performance make me feel like I can take on

Buying Guide for 21 Inch Motorcycle Tire

Understanding the Importance of Tire Size

When I first started looking for a motorcycle tire, I quickly learned that the size of the tire can significantly impact my bike’s performance and handling. A 21 inch tire is common for many off-road and adventure motorcycles. It offers a perfect balance between maneuverability and stability, especially when tackling rough terrains.

Choosing the Right Type of Tire

I found that there are different types of 21 inch motorcycle tires available, including street, off-road, and dual-purpose tires. My choice depended on how I planned to use my bike. Street tires are designed for paved roads, while off-road tires provide better traction on dirt and gravel. Dual-purpose tires are a versatile option if I wanted to ride on both surfaces.

Evaluating Tread Patterns

Tread patterns are crucial for performance, and I realized that different patterns serve different purposes. For instance, a knobby tread is ideal for off-road riding, offering excellent grip in mud and loose surfaces. In contrast, a slick tread is better for street use, providing a smooth ride on pavement. I made sure to choose a tread pattern that suited my riding style.

Considering Tire Composition

The material of the tire affects its durability and performance. I learned that tires can be made from various compounds, including rubber and synthetic materials. Softer compounds typically provide better grip but may wear out faster. Harder compounds last longer but might sacrifice some traction. I weighed my options based on my riding habits.

Checking Load Rating and Speed Index

Load rating and speed index are critical factors to consider. I realized that every tire has a specific load capacity, and it’s essential to choose one that can handle my motorcycle’s weight and my riding gear. The speed index indicates the maximum speed the tire can safely sustain. I made sure to check these ratings to match my motorcycle’s specifications.

Examining Brand Reputation

Brand reputation played a significant role in my buying decision. I researched various manufacturers and read reviews from fellow riders. I found that established brands often have a history of quality and reliability. However, I also kept an eye out for newer brands that offered innovative designs and technology.

Price vs. Quality

While shopping for a 21 inch motorcycle tire, I quickly realized that price is often an indicator of quality. I set a budget but was willing to invest a bit more for a tire that promised better performance and longevity. I compared the features and benefits of different options to ensure I was getting the best value for my money.

Installation and Maintenance

I also considered the installation process of the tire. I learned that some tires are easier to mount than others, and I had to decide whether to do it myself or hire a professional. Additionally, I researched maintenance tips to extend the life of my tire, such as regular pressure checks and alignment adjustments.

Final Thoughts

buying a 21 inch motorcycle tire involves careful consideration of various factors. From understanding tire types to evaluating tread patterns and brand reputation, my experience taught me to make informed decisions. By following this guide, I felt more confident in choosing the right tire that met my riding needs and enhanced my overall motorcycle experience.

Author Profile

Max Graham

Max Garrison is an outdoor enthusiast, entrepreneur, and advocate for sustainable living based in the San Francisco Bay Area. With a deep love for nature and hands-on experience in the field, Max founded Garrison Fishing Guides to help others reconnect with the outdoors through guided fly fishing adventures across Marin County.

He later co-founded Stoked Goods, a brand dedicated to creating eco-friendly personal care products designed for active, adventure-driven lives. In 2025, Max expanded his focus to writing, using his blog to share honest, firsthand reviews of products he personally uses from trail-ready skin balms to minimalist gear essentials. His mission? To help others live simply, tread lightly, and stay stoked.

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