Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 260/55-18 | 245/65-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.26 (743.2) | 29.54 (750.3) | 0.28 (7.1) 1% |
| Width inches (mm) | 10.24 (260) | 9.65 (245) | -0.59 (-15) -5.8% |
| Circum. inches (mm) | 91.92 (2334.83) | 92.8 (2357.14) | 0.88 (22.31) 1% |
| Sidewall Height inches (mm) | 5.63 (143) | 6.27 (159.25) | 0.64 (16.25) 11.4% |
| Revolutions per mile (km) | 689.28 (428.3) | 682.75 (424.24) | -6.52 (-4.05) -0.9% |
245/65-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.19 mph (32.49 km/h) |
| 25 mph (40.23 km/h) | 25.24 mph (40.62 km/h) |
| 30 mph (48.28 km/h) | 30.29 mph (48.74 km/h) |
| 35 mph (56.33 km/h) | 35.33 mph (56.87 km/h) |
| 40 mph (64.37 km/h) | 40.38 mph (64.99 km/h) |
| 45 mph (72.42 km/h) | 45.43 mph (73.11 km/h) |
| 50 mph (80.47 km/h) | 50.48 mph (81.24 km/h) |
| 55 mph (88.51 km/h) | 55.53 mph (89.36 km/h) |
| 60 mph (96.56 km/h) | 60.57 mph (97.48 km/h) |
| 65 mph (104.61 km/h) | 65.62 mph (105.61 km/h) |
| 70 mph (112.65 km/h) | 70.67 mph (113.73 km/h) |
| 75 mph (120.7 km/h) | 75.72 mph (121.85 km/h) |
| 80 mph (128.75 km/h) | 80.76 mph (129.98 km/h) |
| 85 mph (136.79 km/h) | 85.81 mph (138.1 km/h) |
| 90 mph (144.84 km/h) | 90.86 mph (146.22 km/h) |
| 95 mph (152.89 km/h) | 95.91 mph (154.35 km/h) |
| 100 mph (160.93 km/h) | 100.96 mph (162.47 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1737 | 2018 | 2174 | 2270 | 2373 | 2447 | 2529 | 2625 | 2758 | 2891 | 3039 | 3157 | 3371 | 3608 | 3793 | 3911 | 3978 | 4222 | 4562 | 5301 |
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