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Dunlop Sportmax GPR-300 Rear Tire 190/55 ZR17
(75W) TL Sport / Street
Product Overview
The Dunlop Sportmax GPR-300 is a sport-oriented radial tire designed to deliver balanced performance, everyday usability, and long-lasting value for a wide range of sport bikes.
Built for riders who want dependable grip without sacrificing mileage, the GPR-300 provides confident handling in both dry and wet conditions while maintaining a smooth and predictable ride.
Its construction and tread design focus on real-world riding—making it ideal for commuting, weekend riding, and light sport use rather than aggressive track-focused performance.
Key Technology & Design
Balanced Tread Pattern Design
Designed to provide consistent grip and water evacuation across varying conditions.
Sport-derived tread pattern improves traction in wet and dry conditions
Groove layout helps channel water away from the contact patch
Promotes even wear and longer tread life
Maintains stability during everyday riding
Radial Construction
Modern radial construction enhances ride quality and handling response.
Improves grip and stability across varying conditions
Provides a smoother and more compliant ride
Enhances handling response for street riding
Supports a wide range of sport and naked bikes
Jointless Belt (JLB) Technology
Dunlop’s advanced belt design improves consistency and high-speed stability.
Continuously wound belt reduces deformation at speed
Creates a more uniform and stable contact patch
Improves stability during highway and spirited riding
Enhances ride smoothness and control
Street-Focused Profile
Profile is tuned for predictable and confidence-inspiring handling.
Smooth and neutral turn-in behavior
Stable cornering across moderate lean angles
Designed for everyday usability over aggressive track geometry
Supports rider confidence across varying skill levels
Compound Characteristics
Long-Life Street Compound
Compound is engineered to balance durability with everyday grip.
Reliable traction in wet and dry conditions
Extended tread life compared to hypersport tires
Consistent performance across temperature ranges
Designed for daily riding and long-term value
Performance Characteristics
Everyday Sport Performance
Engineered to provide predictable and usable performance in real-world riding.
Confident grip in wet and dry environments
Stable and predictable handling during cornering
Smooth ride quality for commuting and longer rides
Balanced performance for casual and spirited riding
Consistent behavior across varying road conditions
Why Choose a Balanced Sport Street Tire?
Designed to offer a middle ground between performance and longevity.
More durable than track-focused tires
Better wet performance than aggressive hypersport options
More comfortable for daily riding
Ideal for riders who prioritize value and reliability
Why Run a 190/55 Rear Tire instead of a 180/60 on a 600cc Sport Bike?
The difference between a 190/55 and a 180/60 comes down to width and profile shape, which directly affect how the bike turns, holds a line, and puts power down.
A 190/55 is wider but has a slightly lower profile, while a 180/60 is narrower with a taller profile. These differences change how the contact patch behaves as the bike leans.
Benefits of the 190/55 setup can include:
Wider contact patch under acceleration for improved drive grip
More planted rear feel when getting on throttle
Increased stability at higher speeds
More direct and predictable feel during corner exit
Smoother, more linear transition as lean angle increases
Because the 190/55 is wider, it tends to put more rubber on the ground during acceleration and mid-corner loading, which improves rear-end confidence—especially on higher power setups or aggressive street riding.
In contrast, a 180/60 has a taller profile, which:
Creates a more peaked tire shape
Can tip into corners slightly quicker
Can feel more agile in rapid direction changes
Often provides strong grip at deep lean angles
That taller 60-profile is commonly favored in track-focused setups where maximum lean performance and edge grip are prioritized.
The 190/55, however, is often chosen by riders who want:
Better stability and drive out of corners
More rear tire confidence under throttle
A balanced feel between agility and grip
Strong real-world street performance
This setup is commonly used on bikes like the YZF-R6, ZX-6R, and GSX-R600, especially for riders who mix aggressive street riding with occasional track use.
Slight Handling Tradeoff
Compared to a 180/60 tire, a 190/55 may feel:
slightly less agile during very quick side-to-side transitions
slightly more stable than flickable
more planted rather than “light” during corner entry
However, many riders prefer the added stability and confidence the 190/55 provides.
Always confirm proper fitment and clearance before installing a different tire size.
Ideal Riding Style
Daily commuting
General street riding
Light aggressive riding
Sport and naked bikes
Riders focused on value and stability
Tire Specifications
Brand: Dunlop
Model: Sportmax GPR-300
Size: 190/55 ZR17
Load / Speed Rating: (75W)
Construction: Tubeless (TL)
Position: Rear Tire
Category: Sport / Street Performance Tire
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Dunlop 190/55 ZR 17 Sportmax GPR-300 Rear

Tires / DUNLOP

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$290.95

Availability: Out of Stock

Quantity:

123 Out of Stock

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Brand:

DUNLOP

SKU:

0302-1587

Description:

Dunlop Sportmax GPR-300 Rear Tire 190/55 ZR17

(75W) TL Sport / Street

Product Overview

The Dunlop Sportmax GPR-300 is a sport-oriented radial tire designed to deliver balanced performance, everyday usability, and long-lasting value for a wide range of sport bikes.

Built for riders who want dependable grip without sacrificing mileage, the GPR-300 provides confident handling in both dry and wet conditions while maintaining a smooth and predictable ride.

Its construction and tread design focus on real-world riding—making it ideal for commuting, weekend riding, and light sport use rather than aggressive track-focused performance.

Key Technology & Design

Balanced Tread Pattern Design

Designed to provide consistent grip and water evacuation across varying conditions.

• Sport-derived tread pattern improves traction in wet and dry conditions
• Groove layout helps channel water away from the contact patch
• Promotes even wear and longer tread life
• Maintains stability during everyday riding

Radial Construction

Modern radial construction enhances ride quality and handling response.

• Improves grip and stability across varying conditions
• Provides a smoother and more compliant ride
• Enhances handling response for street riding
• Supports a wide range of sport and naked bikes

Jointless Belt (JLB) Technology

Dunlop’s advanced belt design improves consistency and high-speed stability.

• Continuously wound belt reduces deformation at speed
• Creates a more uniform and stable contact patch
• Improves stability during highway and spirited riding
• Enhances ride smoothness and control

Street-Focused Profile

Profile is tuned for predictable and confidence-inspiring handling.

• Smooth and neutral turn-in behavior
• Stable cornering across moderate lean angles
• Designed for everyday usability over aggressive track geometry
• Supports rider confidence across varying skill levels

Compound Characteristics

Long-Life Street Compound

Compound is engineered to balance durability with everyday grip.

• Reliable traction in wet and dry conditions
• Extended tread life compared to hypersport tires
• Consistent performance across temperature ranges
• Designed for daily riding and long-term value

Performance Characteristics

Everyday Sport Performance

Engineered to provide predictable and usable performance in real-world riding.

• Confident grip in wet and dry environments
• Stable and predictable handling during cornering
• Smooth ride quality for commuting and longer rides
• Balanced performance for casual and spirited riding
• Consistent behavior across varying road conditions

Why Choose a Balanced Sport Street Tire?

Designed to offer a middle ground between performance and longevity.

• More durable than track-focused tires
• Better wet performance than aggressive hypersport options
• More comfortable for daily riding
• Ideal for riders who prioritize value and reliability

Why Run a 190/55 Rear Tire instead of a 180/60 on a 600cc Sport Bike?

The difference between a 190/55 and a 180/60 comes down to width and profile shape, which directly affect how the bike turns, holds a line, and puts power down.

A 190/55 is wider but has a slightly lower profile, while a 180/60 is narrower with a taller profile. These differences change how the contact patch behaves as the bike leans.

Benefits of the 190/55 setup can include:

• Wider contact patch under acceleration for improved drive grip
• More planted rear feel when getting on throttle
• Increased stability at higher speeds
• More direct and predictable feel during corner exit
• Smoother, more linear transition as lean angle increases

Because the 190/55 is wider, it tends to put more rubber on the ground during acceleration and mid-corner loading, which improves rear-end confidence—especially on higher power setups or aggressive street riding.

In contrast, a 180/60 has a taller profile, which:

• Creates a more peaked tire shape
• Can tip into corners slightly quicker
• Can feel more agile in rapid direction changes
• Often provides strong grip at deep lean angles

That taller 60-profile is commonly favored in track-focused setups where maximum lean performance and edge grip are prioritized.

The 190/55, however, is often chosen by riders who want:

• Better stability and drive out of corners
• More rear tire confidence under throttle
• A balanced feel between agility and grip
• Strong real-world street performance

This setup is commonly used on bikes like the YZF-R6, ZX-6R, and GSX-R600, especially for riders who mix aggressive street riding with occasional track use.

Slight Handling Tradeoff

Compared to a 180/60 tire, a 190/55 may feel:

• slightly less agile during very quick side-to-side transitions
• slightly more stable than flickable
• more planted rather than “light” during corner entry

However, many riders prefer the added stability and confidence the 190/55 provides.

Always confirm proper fitment and clearance before installing a different tire size.

Ideal Riding Style

• Daily commuting
• General street riding
• Light aggressive riding
• Sport and naked bikes
• Riders focused on value and stability

Tire Specifications

• Brand: Dunlop
• Model: Sportmax GPR-300
• Size: 190/55 ZR17
• Load / Speed Rating: (75W)
• Construction: Tubeless (TL)
• Position: Rear Tire
• Category: Sport / Street Performance Tire

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