2021 Subaru WRX Tire Size
The 2021 Subaru WRX is a performance-oriented compact car that has earned a reputation for its all-wheel-drive capabilities and spirited handling. One of the crucial aspects that contribute to its performance is the tire size. Understanding the stock tire sizes for different trims can help you make informed decisions when it comes to maintenance, replacements, or upgrades.
Stock Tire Sizes by Trim
The 2021 WRX comes in several trims, each with its own specifications. Here’s a breakdown of the stock tire sizes for each trim level:
| Trim Level | Front Tire Size | Rear Tire Size | Wheel Size |
|---|---|---|---|
| WRX Base | 225/45R17 | 225/45R17 | 17 x 8 inches |
| WRX Premium | 225/45R17 | 225/45R17 | 17 x 8 inches |
| WRX Limited | 245/40R18 | 245/40R18 | 18 x 8 inches |
| WRX STI | 245/40R19 | 245/40R19 | 19 x 8.5 inches |
Understanding Tire Size Notation
When looking at tire sizes, you might see a series of numbers and letters. Here’s a quick breakdown of what those mean:
- 225 or 245: This is the width of the tire in millimeters. A wider tire generally provides better grip.
- 45 or 40: This is the aspect ratio, which is the height of the sidewall as a percentage of the width. A lower number means a shorter sidewall, which can improve handling but may reduce ride comfort.
- R: This indicates that the tire is of radial construction.
- 17, 18, 19: This is the diameter of the wheel in inches that the tire is designed to fit.
Performance Considerations
Choosing the right tire size is crucial for maintaining the performance characteristics of your WRX. Here are some points to consider:
- Handling: The stock tires are designed to provide a balance between grip and comfort. If you go wider or change the aspect ratio, it can affect how the car handles.
- Ride Quality: Tires with a lower aspect ratio can lead to a stiffer ride, which may not be suitable for daily driving.
- Speedometer Accuracy: Changing tire sizes can affect your speedometer readings. Stick to stock sizes to avoid discrepancies.
In summary, knowing the stock tire sizes for your 2021 Subaru WRX can help you maintain optimal performance and safety. Whether you are replacing tires or considering an upgrade, always refer to the specifications for your specific trim to ensure compatibility and performance.
Exploring the Smallest and Biggest Tire Sizes for the 2021 Subaru WRX
When it comes to the 2021 Subaru WRX, tire size plays a significant role in performance, handling, and overall driving experience. While the stock tire sizes are designed to offer a balanced performance, many owners often seek to either upsize or downsize their tires for various reasons. In this section, we will dive into the smallest and biggest tire sizes available for the WRX, along with insights from forums and owner feedback on the best tires to consider.
Smallest Tire Size
The smallest stock tire size for the 2021 Subaru WRX is 225/45R17. This size is standard for the Base and Premium trims. Here’s what you need to know about this tire size:
- Width: 225 millimeters, providing a good balance between grip and fuel efficiency.
- Aspect Ratio: 45, which means the sidewall height is 45% of the tire’s width. This offers a comfortable ride while maintaining decent handling.
- Wheel Diameter: 17 inches, a common size that allows for a range of tire options.
Best Tires for Smallest Size
Based on owner feedback and discussions on automotive forums, here are some of the top tire options for the 225/45R17 size:
- Michelin Pilot Sport 4: Highly praised for its exceptional grip and handling, especially in wet conditions. Owners report improved cornering and responsiveness.
- Continental ExtremeContact DWS06: Known for its all-season capabilities, this tire performs well in a variety of weather conditions. Users appreciate its longevity and comfort.
- Bridgestone Potenza RE-71R: A favorite among performance enthusiasts, this tire offers outstanding dry grip and is often recommended for track days. However, it may wear faster than other options.
Biggest Tire Size
On the other end of the spectrum, the largest stock tire size for the 2021 WRX is 245/40R19, which is standard for the WRX STI trim. Here are the key specifications for this tire size:
- Width: 245 millimeters, providing more contact with the road for enhanced grip.
- Aspect Ratio: 40, resulting in a shorter sidewall that improves handling at the expense of ride comfort.
- Wheel Diameter: 19 inches, which allows for larger brake components and a more aggressive stance.
Best Tires for Biggest Size
For those looking to maximize the performance of their WRX STI with 245/40R19 tires, here are some highly recommended options based on owner experiences:
- Pirelli P Zero: This tire is known for its high-performance capabilities, offering excellent grip in both dry and wet conditions. Many owners report a significant improvement in handling.
- Yokohama ADVAN Neova AD08R: A top choice for track enthusiasts, this tire provides incredible grip and responsiveness. However, it may not be the best for everyday driving due to its softer compound.
- Goodyear Eagle F1 Asymmetric 3: This tire combines performance with comfort, making it suitable for both spirited driving and daily use. Owners appreciate its balance and durability.
Considerations for Upsizing and Downsizing
While it’s tempting to change tire sizes for aesthetic or performance reasons, there are a few things to keep in mind:
- Speedometer Accuracy: Changing tire sizes can affect how accurately your speedometer reads. Always check your new tire size against your vehicle’s specifications.
- Handling Characteristics: Wider tires can improve grip but may also alter the handling dynamics of your WRX. It’s crucial to find a balance that suits your driving style.
- Clearance Issues: Make sure that any larger tires do not rub against the wheel wells or suspension components. Always consult with a professional if you’re unsure.
In summary, whether you’re looking to stick with the stock sizes or explore the smallest and biggest options for your 2021 Subaru WRX, the tire choices available are plentiful. Owners have shared valuable insights on various tire brands and models, helping you make an informed decision for your driving needs.