Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/45-15 | 245/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.04 (610.5) | 26.57 (675) | 2.54 (64.5) 10.6% |
| Width inches (mm) | 10.04 (255) | 9.65 (245) | -0.39 (-10) -3.9% |
| Circum. inches (mm) | 75.51 (1917.94) | 83.49 (2120.58) | 7.98 (202.63) 10.6% |
| Sidewall Height inches (mm) | 4.52 (114.75) | 5.79 (147) | 1.27 (32.25) 28.1% |
| Revolutions per mile (km) | 839.1 (521.39) | 758.92 (471.57) | -80.18 (-49.82) -9.6% |
245/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.11 mph (35.59 km/h) |
| 25 mph (40.23 km/h) | 27.64 mph (44.48 km/h) |
| 30 mph (48.28 km/h) | 33.17 mph (53.38 km/h) |
| 35 mph (56.33 km/h) | 38.7 mph (62.28 km/h) |
| 40 mph (64.37 km/h) | 44.23 mph (71.18 km/h) |
| 45 mph (72.42 km/h) | 49.75 mph (80.07 km/h) |
| 50 mph (80.47 km/h) | 55.28 mph (88.97 km/h) |
| 55 mph (88.51 km/h) | 60.81 mph (97.87 km/h) |
| 60 mph (96.56 km/h) | 66.34 mph (106.76 km/h) |
| 65 mph (104.61 km/h) | 71.87 mph (115.66 km/h) |
| 70 mph (112.65 km/h) | 77.4 mph (124.56 km/h) |
| 75 mph (120.7 km/h) | 82.92 mph (133.45 km/h) |
| 80 mph (128.75 km/h) | 88.45 mph (142.35 km/h) |
| 85 mph (136.79 km/h) | 93.98 mph (151.25 km/h) |
| 90 mph (144.84 km/h) | 99.51 mph (160.14 km/h) |
| 95 mph (152.89 km/h) | 105.04 mph (169.04 km/h) |
| 100 mph (160.93 km/h) | 110.57 mph (177.94 km/h) |
| 2.35 | 2.73 | 2.94 | 3.07 | 3.21 | 3.31 | 3.42 | 3.55 | 3.73 | 3.91 | 4.11 | 4.27 | 4.56 | 4.88 | 5.13 | 5.29 | 5.38 | 5.71 | 6.17 | 7.17 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1931 | 2244 | 2416 | 2523 | 2638 | 2720 | 2811 | 2918 | 3065 | 3213 | 3378 | 3509 | 3748 | 4011 | 4216 | 4347 | 4421 | 4693 | 5071 | 5893 |
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