285/55 R18 tire dimensions
Nominal geometric dimensions, calculated from the size marking.
Your results
770.7 mm
Overall diameter · 285/55 R18
Calculate to see all six dimensions.
What 285/55 R18 means
| Nominal section width | 285 mm |
|---|---|
| Sidewall-to-width ratio | 55% |
| Sidewall height | 157 mm |
| Construction | R — radial |
| Wheel bead-seat diameter | 18 inches |
| Overall diameter | 771 mm (30.3 in) |
| Rolling circumference | 2421 mm |
Load index, speed rating and approved wheel widths must also match the vehicle requirements. Calculated dimensions do not establish a safe replacement size. Actual rolling circumference changes with load, pressure, wear and tire construction.
Compare with another size →Vehicles with 285/55 R18 tires
Configurations in the catalogue recorded with this size. Equipment varies by market and trim.
- 2023 Lexus GX 4.6 Petrol Automatic 6-speed 4WD →
- 2022 Lexus GX 4.6 Petrol Automatic 6-speed 4WD →
- 2021 Lexus GX 4.6 Petrol Automatic 6-speed 4WD →
- 2020 Lexus GX 4.6 Petrol Automatic 6-speed 4WD →
- 2019 Lexus GX 4.6 Petrol Automatic 6-speed 4WD →
- 2018 Lexus GX 4.6 Petrol Automatic 6-speed 4WD →
- 2017 Lexus GX 4.6 Petrol Automatic 6-speed 4WD →
- 2016 Lexus GX 4.6 Petrol Automatic 6-speed 4WD →
- 2015 Lexus GX 4.6 Petrol Automatic 6-speed 4WD →
- 2014 Lexus GX 4.6 Petrol Automatic 6-speed 4WD →
- 2013 Lexus GX 4.6 Petrol Automatic 6-speed 4WD →
- 2012 Lexus GX 4.6 Petrol Automatic 6-speed 4WD →
- 2011 Lexus GX 4.6 Petrol Automatic 6-speed 4WD →
- 2010 Lexus GX 4.6 Petrol Automatic 6-speed 4WD →