/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.
Popular 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
Winter tire rules coming up?
Check tread depth, markings and local winter requirements before the first cold spell instead of waiting for the appointment rush.