Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/60-17 | 245/45-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.57 (725.8) | 25.68 (652.3) | -2.89 (-73.5) -10.1% |
| Width inches (mm) | 9.65 (245) | 9.65 (245) | 0 (0) 0% |
| Circum. inches (mm) | 89.77 (2280.17) | 80.68 (2049.26) | -9.09 (-230.91) -10.1% |
| Sidewall Height inches (mm) | 5.79 (147) | 4.34 (110.25) | -1.45 (-36.75) -25% |
| Revolutions per mile (km) | 705.8 (438.56) | 785.33 (487.98) | 79.53 (49.42) 11.3% |
245/45-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.97 mph (28.93 km/h) |
| 25 mph (40.23 km/h) | 22.47 mph (36.16 km/h) |
| 30 mph (48.28 km/h) | 26.96 mph (43.39 km/h) |
| 35 mph (56.33 km/h) | 31.46 mph (50.62 km/h) |
| 40 mph (64.37 km/h) | 35.95 mph (57.85 km/h) |
| 45 mph (72.42 km/h) | 40.44 mph (65.09 km/h) |
| 50 mph (80.47 km/h) | 44.94 mph (72.32 km/h) |
| 55 mph (88.51 km/h) | 49.43 mph (79.55 km/h) |
| 60 mph (96.56 km/h) | 53.92 mph (86.78 km/h) |
| 65 mph (104.61 km/h) | 58.42 mph (94.01 km/h) |
| 70 mph (112.65 km/h) | 62.91 mph (101.25 km/h) |
| 75 mph (120.7 km/h) | 67.4 mph (108.48 km/h) |
| 80 mph (128.75 km/h) | 71.9 mph (115.71 km/h) |
| 85 mph (136.79 km/h) | 76.39 mph (122.94 km/h) |
| 90 mph (144.84 km/h) | 80.89 mph (130.17 km/h) |
| 95 mph (152.89 km/h) | 85.38 mph (137.41 km/h) |
| 100 mph (160.93 km/h) | 89.87 mph (144.64 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1999 | 2322 | 2500 | 2611 | 2730 | 2815 | 2908 | 3019 | 3172 | 3325 | 3495 | 3631 | 3878 | 4150 | 4363 | 4499 | 4575 | 4856 | 5247 | 6098 |
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