Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/70-17 | 245/65-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.44 (620.8) | 29.54 (750.3) | 5.1 (129.5) 20.9% |
| Width inches (mm) | 5.31 (135) | 9.65 (245) | 4.33 (110) 81.5% |
| Circum. inches (mm) | 76.78 (1950.3) | 92.8 (2357.14) | 16.02 (406.84) 20.9% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 6.27 (159.25) | 2.55 (64.75) 68.5% |
| Revolutions per mile (km) | 825.18 (512.74) | 682.75 (424.24) | -142.42 (-88.5) -17.3% |
245/65-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 24.17 mph (38.9 km/h) |
| 25 mph (40.23 km/h) | 30.22 mph (48.63 km/h) |
| 30 mph (48.28 km/h) | 36.26 mph (58.35 km/h) |
| 35 mph (56.33 km/h) | 42.3 mph (68.08 km/h) |
| 40 mph (64.37 km/h) | 48.34 mph (77.8 km/h) |
| 45 mph (72.42 km/h) | 54.39 mph (87.53 km/h) |
| 50 mph (80.47 km/h) | 60.43 mph (97.25 km/h) |
| 55 mph (88.51 km/h) | 66.47 mph (106.98 km/h) |
| 60 mph (96.56 km/h) | 72.52 mph (116.7 km/h) |
| 65 mph (104.61 km/h) | 78.56 mph (126.43 km/h) |
| 70 mph (112.65 km/h) | 84.6 mph (136.15 km/h) |
| 75 mph (120.7 km/h) | 90.65 mph (145.88 km/h) |
| 80 mph (128.75 km/h) | 96.69 mph (155.6 km/h) |
| 85 mph (136.79 km/h) | 102.73 mph (165.33 km/h) |
| 90 mph (144.84 km/h) | 108.77 mph (175.06 km/h) |
| 95 mph (152.89 km/h) | 114.82 mph (184.78 km/h) |
| 100 mph (160.93 km/h) | 120.86 mph (194.51 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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