Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/60-18 | 245/65-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.52 (775.2) | 29.54 (750.3) | -0.98 (-24.9) -3.2% |
| Width inches (mm) | 10.43 (265) | 9.65 (245) | -0.79 (-20) -7.5% |
| Circum. inches (mm) | 95.88 (2435.36) | 92.8 (2357.14) | -3.08 (-78.23) -3.2% |
| Sidewall Height inches (mm) | 6.26 (159) | 6.27 (159.25) | 0.01 (0.25) 0.2% |
| Revolutions per mile (km) | 660.82 (410.62) | 682.75 (424.24) | 21.93 (13.63) 3.3% |
245/65-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.36 mph (31.15 km/h) |
| 25 mph (40.23 km/h) | 24.2 mph (38.94 km/h) |
| 30 mph (48.28 km/h) | 29.04 mph (46.73 km/h) |
| 35 mph (56.33 km/h) | 33.88 mph (54.52 km/h) |
| 40 mph (64.37 km/h) | 38.72 mph (62.31 km/h) |
| 45 mph (72.42 km/h) | 43.55 mph (70.09 km/h) |
| 50 mph (80.47 km/h) | 48.39 mph (77.88 km/h) |
| 55 mph (88.51 km/h) | 53.23 mph (85.67 km/h) |
| 60 mph (96.56 km/h) | 58.07 mph (93.46 km/h) |
| 65 mph (104.61 km/h) | 62.91 mph (101.25 km/h) |
| 70 mph (112.65 km/h) | 67.75 mph (109.04 km/h) |
| 75 mph (120.7 km/h) | 72.59 mph (116.82 km/h) |
| 80 mph (128.75 km/h) | 77.43 mph (124.61 km/h) |
| 85 mph (136.79 km/h) | 82.27 mph (132.4 km/h) |
| 90 mph (144.84 km/h) | 87.11 mph (140.19 km/h) |
| 95 mph (152.89 km/h) | 91.95 mph (147.98 km/h) |
| 100 mph (160.93 km/h) | 96.79 mph (155.77 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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