Rim diameter guide
How do you match tire size to rim diameter?
The last number in a tire size (R17 = 17 inches) must match the rim diameter exactly. The section width also affects which rim width is recommended — a wider tire needs a wider rim for correct bead seating.
- Rim diameter 14"
- Rim diameter 15"
- Rim diameter 16"
- Rim diameter 17"
- Rim diameter 18"
- Rim diameter 19"
- Rim diameter 20"
- Rim diameter 21"
- Rim diameter 22"
Seasonal check
Planning a long summer drive?
Use the budget and running-cost tools before a trip, especially if the current tires are worn or the replacement size changes diameter.
- Technical check
- 2026-06-28
- Content updated
- 2026-06-21
What changed
- Checked generated routes, metadata, sitemap inclusion and localized page rendering.