205/40R18 tires
Size specifications, tires for sale and vehicles that use 205/40R18.
205/40R18 size specifications
A 205/40R18 tire is 205 mm wide with a 40% aspect ratio, so each sidewall is 82 mm tall. Mounted on a 18" rim the overall diameter is about 24.46 inches.
- Section width
- 205 mm (8.07 in)
- Sidewall height
- 82 mm (3.23 in)
- Rim diameter
- 18 in
- Overall diameter
- 24.46 in (621 mm)
- Circumference
- 76.83 in
- Revolutions per mile
- 825 (512 per km)
- Typical rim width range
- 6–7.5 in (approx.)
205/40R18 tires for sale
No 205/40R18 tires are listed right now. Sellers: list yours free.
Catalogue & OE fitments
| Product | Size | OE fitment (vehicle) | 2015 list price |
|---|---|---|---|
| Michelin Pilot Super Sport Max Performance Summer | 205/40ZR18 | 2015 Alfa Romeo 4C 4cyl | $172 |
| Pirelli P Zero Max Performance Summer | 205/40ZR18 | 2015 Alfa Romeo 4C 4cyl | $213 |
| Yokohama S.drive Ultra High Performance Summer | 205/40ZR18 | 2015 Alfa Romeo 4C 4cyl | $138 |