When selecting tires for your wheels, it’s important to consider the width of the wheels, as well as the recommended tire sizes specified by the manufacturer. In the case of your 18×8.5 wheels, the first number (18) represents the diameter of the wheel in inches, and the second number (8.5) represents the width of the wheel in inches.
For an 18×8.5 wheel, the recommended tire width can vary based on the type of tires you want (e.g., standard, performance, or winter tires) and the desired performance characteristics. However, a common and suitable range of tire widths for an 18×8.5 wheel is typically between 225mm and 255mm.
Here are a few recommended tire sizes for your 18×8.5 wheels:
- 225/45R18: This tire size offers a good balance of performance and comfort. It’s a common choice for many vehicles with 18×8.5 wheels.
- 235/45R18: Slightly wider than the 225mm option, this tire size provides a bit more grip while still maintaining a comfortable ride.
- 245/40R18: This size offers a more aggressive look and enhanced grip due to the wider width. It can be a good choice for performance-oriented driving.
- 255/40R18: If you prefer a wider tire for better traction and a sportier appearance, the 255mm width can work well on 18×8.5 wheels.
It’s important to note that the aspect ratio (the second number in the tire size) affects the tire’s height. A lower aspect ratio (such as 40 or 45) means a lower profile tire, which can improve handling but might result in a slightly firmer ride. Be sure to check your vehicle’s manual or consult a tire professional to ensure the selected tire size is compatible with your specific vehicle make and model.