As days shorten and temperatures drop, it’s time to think about winter tires. But which tire size is right for my vehicle? In this article, you will learn everything you need to know about 225/45 R17 91W winter tires.
Even when buying a new car, many drivers face the question of the right tire size. Especially when looking for winter tires, it is important to choose the correct dimension. The combination of numbers and letters “225/45 R17 91W” may seem cryptic at first glance, but it contains all the important information about the tire.
What does 225/45 R17 91W mean?
- 225: Tire width in millimeters.
- 45: Aspect ratio of tire height to tire width (in percent).
- R: Tire construction (radial tire).
- 17: Rim diameter in inches.
- 91: Load index (in this case 615 kg per tire).
- W: Speed index (up to 270 km/h or 168 mph).
These specifications are crucial for driving safety and the performance of your vehicle, especially in winter. For example, the ADAC (German Automobile Club) recommends using winter tires with a tread depth of at least 4 mm. “In wet and snowy conditions, the braking distance is significantly longer with worn tires,” explains tire specialist [Tire Specialist Name] in his book “[Book Title]”.
Why are winter tires important?
In winter, road conditions are different than in summer. Cold, snow, and ice require special tires that can cope with these challenges. Winter tires have a special rubber compound that remains flexible even at low temperatures, ensuring optimal grip. The tread is equipped with sipes that interlock with snow and ice, providing better grip when starting, braking, and cornering.
What should I look for when buying 225/45 R17 91W winter tires?
- Quality: Pay attention to tires from well-known manufacturers who are known for their quality.
- DOT number: The DOT number indicates the tire’s date of manufacture. Tires older than 6 years should no longer be used.
- Value for money: Compare prices and performance of different tire models to find the best deal.
Winter tire comparison 225/45 R17 91W
Conclusion
Winter tires of size 225/45 R17 91W are the right choice for many vehicles to get through the winter safely and comfortably. When buying, pay attention to quality, the DOT number, and value for money. If you have any questions about winter tires or other topics related to your vehicle, please do not hesitate to contact us. At Autorepairaid.com you will find more helpful information about tire sizes, e.g. for the BMW F20 tire size or the Skoda Superb tire size. Our experts are always available to help you with advice and assistance.
