/50 series tire aspect ratio
What does /50 mean in a tire size?
A /50 aspect ratio means the tire sidewall height is 50% of the section width. For a 205/50R16 tire, the sidewall is 102.5mm tall. Common 50-series sizes span multiple rim diameters.
- A /50 aspect ratio means the tire sidewall height is 50% of the section width.
- For a 205/50R16 tire, the sidewall is 102.5mm tall.
- Common 50-series sizes span multiple rim diameters.
FAQ
- What does /50 mean in a tire size?
- A /50 aspect ratio means the tire sidewall height is 50% of the section width. For a 205/50R16 tire, the sidewall is 102.5mm tall. Common 50-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.
11 popular /50 series sizes
- 205/50 R16
- 225/50 R16
- 215/50 R17
- 225/50 R17
- 235/50 R18
- 235/50 R19
- 255/50 R19
- 265/50 R19
- 255/50 R20
- 265/50 R20
- 285/50 R20
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.