Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/75-16 | 305/70-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 31.65 (803.9) | 32.81 (833.4) | 1.16 (29.5) 3.7% |
| Width inches (mm) | 10.43 (265) | 12.01 (305) | 1.57 (40) 15.1% |
| Circum. inches (mm) | 99.43 (2525.53) | 103.08 (2618.2) | 3.65 (92.68) 3.7% |
| Sidewall Height inches (mm) | 7.82 (198.75) | 8.41 (213.5) | 0.58 (14.75) 7.4% |
| Revolutions per mile (km) | 637.23 (395.96) | 614.67 (381.94) | -22.56 (-14.02) -3.5% |
305/70-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.73 mph (33.37 km/h) |
| 25 mph (40.23 km/h) | 25.92 mph (41.71 km/h) |
| 30 mph (48.28 km/h) | 31.1 mph (50.05 km/h) |
| 35 mph (56.33 km/h) | 36.28 mph (58.39 km/h) |
| 40 mph (64.37 km/h) | 41.47 mph (66.74 km/h) |
| 45 mph (72.42 km/h) | 46.65 mph (75.08 km/h) |
| 50 mph (80.47 km/h) | 51.83 mph (83.42 km/h) |
| 55 mph (88.51 km/h) | 57.02 mph (91.76 km/h) |
| 60 mph (96.56 km/h) | 62.2 mph (100.1 km/h) |
| 65 mph (104.61 km/h) | 67.39 mph (108.45 km/h) |
| 70 mph (112.65 km/h) | 72.57 mph (116.79 km/h) |
| 75 mph (120.7 km/h) | 77.75 mph (125.13 km/h) |
| 80 mph (128.75 km/h) | 82.94 mph (133.47 km/h) |
| 85 mph (136.79 km/h) | 88.12 mph (141.81 km/h) |
| 90 mph (144.84 km/h) | 93.3 mph (150.16 km/h) |
| 95 mph (152.89 km/h) | 98.49 mph (158.5 km/h) |
| 100 mph (160.93 km/h) | 103.67 mph (166.84 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1564 | 1817 | 1957 | 2043 | 2137 | 2203 | 2276 | 2363 | 2483 | 2603 | 2736 | 2842 | 3035 | 3248 | 3415 | 3521 | 3581 | 3801 | 4107 | 4773 |
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