255/50R17 tire size
255/50R17 in inches: 27.04" overall diameter — 10.04" wide, 5.02" sidewall.
Overall diameter 27.04 in 686.8 mm
Section width 10.04 in 255 mm
Sidewall height 5.02 in 127.5 mm
Revs / mile 746 speedo calibration
Full dimensions
| Measurement | Metric | Imperial |
|---|---|---|
| Overall diameter | 686.8 mm | 27.04 in |
| Section width | 255 mm | 10.04 in |
| Sidewall height | 127.5 mm | 5.02 in |
| Rim diameter | 431.8 mm | 17 in |
| Circumference | 2157.7 mm | 84.95 in |
| Revolutions per mile | 745.9 | |
| Aspect ratio | 50% | |
Compare 255/50R17 to similar sizes
Frequently asked questions
What is the overall diameter of a 255/50R17 tire?
A 255/50R17 tire has an overall diameter of 27.04 inches (686.8 mm).
How tall is a 255/50R17 tire?
The sidewall height is 127.5 mm (5.02 inches), and the overall diameter from the ground to the top of the tire is 27.04 inches.
How many revolutions per mile does a 255/50R17 tire make?
A 255/50R17 tire makes approximately 746 revolutions per mile. Your speedometer is calibrated to this number.
What rim size does a 255/50R17 tire fit?
A 255/50R17 tire is designed for a 17-inch rim (431.8 mm).
All dimensions calculated using standard ETRTO formulas. Always confirm fitment with your vehicle's door-placard and a qualified tire professional before purchasing.