185R14 tire size
185R14 is a metric size: 25.9" tall, 7.3" wide, on a 14" rim — about a 26x7.50R14. The sidewall is 6.0" and the tire turns 777 times per mile.
185R14 specs
| Overall diameter (height) | 25.94" · 659 mm |
|---|---|
| Section width | 7.28" · 185 mm |
| Sidewall height | 5.97" · 152 mm (82% of width) |
| Rim diameter | 14" |
| Circumference | 81.51" · 2.070 m |
| Revolutions per mile | 777 (483 per km) |
| Inch (flotation) equivalent | 26x7.50R14 |
Equivalent sizes on a 14" rim
Sizes within ±5% of the overall diameter. Green rows are inside the usual ±3% limit for keeping the speedometer, ABS and gearing right; red rows are bigger changes that need clearance checks.
| Size | Diameter | Difference | Width | Speedo at 60 | |
|---|---|---|---|---|---|
| 205/75R14 | 26.11" | +0.62% | +20 mm | 60.4 mph | calculate → |
| 215/70R14 | 25.85" | -0.36% | +30 mm | 59.8 mph | calculate → |
| 195/75R14 | 25.52" | -1.65% | +10 mm | 59.0 mph | calculate → |
| 205/70R14 | 25.30" | -2.49% | +20 mm | 58.5 mph | calculate → |
| 225/70R14 | 26.40" | +1.76% | +40 mm | 61.1 mph | calculate → |
| 215/75R14 | 26.70" | +2.90% | +30 mm | 61.7 mph | calculate → |
| 26x8.50R14 | 26.00" | +0.21% | +31 mm | 60.1 mph | calculate → |
| 245/60R14 | 25.57" | -1.43% | +60 mm | 59.1 mph | calculate → |
| 175R14 | 25.30" | -2.49% | -10 mm | 58.5 mph | calculate → |
| 195R14 | 26.59" | +2.49% | +10 mm | 61.5 mph | calculate → |
Try another size against 185R14
Questions
What size is 185R14 in inches?
185R14 is about 25.9" tall and 7.3" wide on a 14-inch rim — roughly a 26x7.50R14 in inch sizing.
What does 185R14 mean?
185 mm section width, sidewall 82% of the width (5.97"), radial construction, 14-inch rim.
What tire sizes are equivalent to 185R14?
On the same 14" rim, within 3% of the diameter: 26x8.50R14 (+0.21%), 215/70R14 (-0.36%), 205/75R14 (+0.62%), 245/60R14 (-1.43%), 195/75R14 (-1.65%), 225/70R14 (+1.76%).
How many revolutions per mile does a 185R14 tire make?
About 777 revolutions per mile (circumference 81.5").
How these numbers are computed
Diameter = rim + 2 × sidewall, sidewall = width × aspect ÷ 100, circumference = π × diameter, revolutions per mile = 63,360 ÷ circumference. Real tires differ by brand by a few tenths of an inch. Last reviewed October 14, 2026.