/65 series tire aspect ratio
What does /65 mean in a tire size?
A /65 aspect ratio means the tire sidewall height is 65% of the section width. For a 205/65R16 tire, the sidewall is 133.25mm tall. Common 65-series sizes span multiple rim diameters.
- A /65 aspect ratio means the tire sidewall height is 65% of the section width.
- For a 205/65R16 tire, the sidewall is 133.25mm tall.
- Common 65-series sizes span multiple rim diameters.
FAQ
- What does /65 mean in a tire size?
- A /65 aspect ratio means the tire sidewall height is 65% of the section width. For a 205/65R16 tire, the sidewall is 133.25mm tall. Common 65-series sizes span multiple rim diameters.
- What should I verify before using this information?
- Use TireFitLab values as a sizing reference, then verify the vehicle handbook, tire placard, rim compatibility, load rating, and physical clearance before fitting.
20 popular /65 series sizes
- 175/65 R14
- 185/65 R14
- 175/65 R15
- 185/65 R15
- 195/65 R15
- 205/65 R15
- 215/65 R16
- 225/65 R16
- 235/65 R16
- 215/65 R17
- 225/65 R17
- 235/65 R17
- 245/65 R17
- 255/65 R17
- 265/65 R17
- 235/65 R18
- 245/65 R18
- 265/65 R18
- 275/65 R18
- 285/65 R18
Full aspect ratio guide · Tire section width guide · Tire size calculator
Seasonal check
Planning a long summer drive?
Use the budget and running-cost tools before a trip, especially if the current tyres are worn or the replacement size changes diameter.
What changed
- Reviewed deterministic geometry, load/speed references, sitemap inclusion and localized page shell.