How to Identify Your Tire Size
Locate the three numbers on the sidewall of your tire, such as 205/55/R16.
These numbers represent your tire's width, aspect ratio, and rim diameter.
Width (W) (mm) | Aspect Ratio (AR) | (RD) (in) | Tire Width (in) | Tire Dia. (in) | Recommended Model # | |
---|---|---|---|---|---|---|
Input Your Tire Size | ||||||
205 | 55 | 16 | 8.07 | 24.88 | WB-18-30-SS | |
250 | 45 | 19 | 9.84 | 27.86 | WB-18-30-SS | |
275 | 45 | 20 | 10.83 | 29.74 | WB-22-38-SS | |
315 | 35 | 21 | 12.40 | 29.68 | WB-22-38-SS | |
400 | 55 | 22 | 15.75 | 39.32 | WB-22-38-SS |
![](http://wheelboost.ca/cdn/shop/files/tireillustration_180x.png?v=1733879779)
Download our model selector spreadsheet to quickly input your tire specifications and find the perfect model for your needs!