Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/70-17 | 295/45-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.5 (774.8) | 30.45 (773.5) | -0.05 (-1.3) -0.2% |
| Width inches (mm) | 9.65 (245) | 11.61 (295) | 1.97 (50) 20.4% |
| Circum. inches (mm) | 95.83 (2434.11) | 95.67 (2430.02) | -0.16 (-4.08) -0.2% |
| Sidewall Height inches (mm) | 6.75 (171.5) | 5.23 (132.75) | -1.53 (-38.75) -22.6% |
| Revolutions per mile (km) | 661.16 (410.83) | 662.28 (411.52) | 1.11 (0.69) 0.2% |
295/45-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.97 mph (32.13 km/h) |
| 25 mph (40.23 km/h) | 24.96 mph (40.17 km/h) |
| 30 mph (48.28 km/h) | 29.95 mph (48.2 km/h) |
| 35 mph (56.33 km/h) | 34.94 mph (56.23 km/h) |
| 40 mph (64.37 km/h) | 39.93 mph (64.27 km/h) |
| 45 mph (72.42 km/h) | 44.92 mph (72.3 km/h) |
| 50 mph (80.47 km/h) | 49.92 mph (80.33 km/h) |
| 55 mph (88.51 km/h) | 54.91 mph (88.37 km/h) |
| 60 mph (96.56 km/h) | 59.9 mph (96.4 km/h) |
| 65 mph (104.61 km/h) | 64.89 mph (104.43 km/h) |
| 70 mph (112.65 km/h) | 69.88 mph (112.47 km/h) |
| 75 mph (120.7 km/h) | 74.87 mph (120.5 km/h) |
| 80 mph (128.75 km/h) | 79.87 mph (128.53 km/h) |
| 85 mph (136.79 km/h) | 84.86 mph (136.56 km/h) |
| 90 mph (144.84 km/h) | 89.85 mph (144.6 km/h) |
| 95 mph (152.89 km/h) | 94.84 mph (152.63 km/h) |
| 100 mph (160.93 km/h) | 99.83 mph (160.66 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1685 | 1958 | 2108 | 2202 | 2302 | 2374 | 2453 | 2546 | 2675 | 2804 | 2948 | 3062 | 3270 | 3500 | 3679 | 3794 | 3858 | 4095 | 4425 | 5142 |
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