Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/70-16 | 317/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.61 (777.4) | 34.47 (875.6) | 3.87 (98.2) 12.6% |
| Width inches (mm) | 10.43 (265) | 12.48 (317) | 2.05 (52) 19.6% |
| Circum. inches (mm) | 96.15 (2442.27) | 108.3 (2750.78) | 12.15 (308.5) 12.6% |
| Sidewall Height inches (mm) | 7.3 (185.5) | 8.74 (221.9) | 1.43 (36.4) 19.6% |
| Revolutions per mile (km) | 658.95 (409.45) | 585.05 (363.53) | -73.9 (-45.92) -11.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.53 mph (36.25 km/h) |
| 25 mph (40.23 km/h) | 28.16 mph (45.32 km/h) |
| 30 mph (48.28 km/h) | 33.79 mph (54.38 km/h) |
| 35 mph (56.33 km/h) | 39.42 mph (63.44 km/h) |
| 40 mph (64.37 km/h) | 45.05 mph (72.51 km/h) |
| 45 mph (72.42 km/h) | 50.68 mph (81.57 km/h) |
| 50 mph (80.47 km/h) | 56.32 mph (90.63 km/h) |
| 55 mph (88.51 km/h) | 61.95 mph (99.7 km/h) |
| 60 mph (96.56 km/h) | 67.58 mph (108.76 km/h) |
| 65 mph (104.61 km/h) | 73.21 mph (117.82 km/h) |
| 70 mph (112.65 km/h) | 78.84 mph (126.88 km/h) |
| 75 mph (120.7 km/h) | 84.47 mph (135.95 km/h) |
| 80 mph (128.75 km/h) | 90.11 mph (145.01 km/h) |
| 85 mph (136.79 km/h) | 95.74 mph (154.07 km/h) |
| 90 mph (144.84 km/h) | 101.37 mph (163.14 km/h) |
| 95 mph (152.89 km/h) | 107 mph (172.2 km/h) |
| 100 mph (160.93 km/h) | 112.63 mph (181.26 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1489 | 1730 | 1863 | 1945 | 2034 | 2097 | 2167 | 2249 | 2363 | 2477 | 2604 | 2705 | 2889 | 3092 | 3250 | 3351 | 3408 | 3618 | 3909 | 4543 |
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