Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 215/50-17 | 245/45-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.46 (646.8) | 25.68 (652.3) | 0.22 (5.5) 0.9% |
| Width inches (mm) | 8.46 (215) | 9.65 (245) | 1.18 (30) 14% |
| Circum. inches (mm) | 80 (2031.98) | 80.68 (2049.26) | 0.68 (17.28) 0.9% |
| Sidewall Height inches (mm) | 4.23 (107.5) | 4.34 (110.25) | 0.11 (2.75) 2.6% |
| Revolutions per mile (km) | 792.01 (492.13) | 785.33 (487.98) | -6.68 (-4.15) -0.8% |
245/45-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.17 mph (32.46 km/h) |
| 25 mph (40.23 km/h) | 25.21 mph (40.58 km/h) |
| 30 mph (48.28 km/h) | 30.26 mph (48.69 km/h) |
| 35 mph (56.33 km/h) | 35.3 mph (56.81 km/h) |
| 40 mph (64.37 km/h) | 40.34 mph (64.92 km/h) |
| 45 mph (72.42 km/h) | 45.38 mph (73.04 km/h) |
| 50 mph (80.47 km/h) | 50.43 mph (81.15 km/h) |
| 55 mph (88.51 km/h) | 55.47 mph (89.27 km/h) |
| 60 mph (96.56 km/h) | 60.51 mph (97.38 km/h) |
| 65 mph (104.61 km/h) | 65.55 mph (105.5 km/h) |
| 70 mph (112.65 km/h) | 70.6 mph (113.61 km/h) |
| 75 mph (120.7 km/h) | 75.64 mph (121.73 km/h) |
| 80 mph (128.75 km/h) | 80.68 mph (129.84 km/h) |
| 85 mph (136.79 km/h) | 85.72 mph (137.96 km/h) |
| 90 mph (144.84 km/h) | 90.77 mph (146.07 km/h) |
| 95 mph (152.89 km/h) | 95.81 mph (154.19 km/h) |
| 100 mph (160.93 km/h) | 100.85 mph (162.3 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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