Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/30-20 | 245/35-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.26 (667) | 26.75 (679.5) | 0.49 (12.5) 1.9% |
| Width inches (mm) | 10.43 (265) | 9.65 (245) | -0.79 (-20) -7.5% |
| Circum. inches (mm) | 82.5 (2095.44) | 84.04 (2134.71) | 1.55 (39.27) 1.9% |
| Sidewall Height inches (mm) | 3.13 (79.5) | 3.38 (85.75) | 0.25 (6.25) 7.9% |
| Revolutions per mile (km) | 768.02 (477.23) | 753.89 (468.45) | -14.13 (-8.78) -1.8% |
245/35-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.37 mph (32.79 km/h) |
| 25 mph (40.23 km/h) | 25.47 mph (40.99 km/h) |
| 30 mph (48.28 km/h) | 30.56 mph (49.19 km/h) |
| 35 mph (56.33 km/h) | 35.66 mph (57.38 km/h) |
| 40 mph (64.37 km/h) | 40.75 mph (65.58 km/h) |
| 45 mph (72.42 km/h) | 45.84 mph (73.78 km/h) |
| 50 mph (80.47 km/h) | 50.94 mph (81.98 km/h) |
| 55 mph (88.51 km/h) | 56.03 mph (90.17 km/h) |
| 60 mph (96.56 km/h) | 61.12 mph (98.37 km/h) |
| 65 mph (104.61 km/h) | 66.22 mph (106.57 km/h) |
| 70 mph (112.65 km/h) | 71.31 mph (114.77 km/h) |
| 75 mph (120.7 km/h) | 76.41 mph (122.96 km/h) |
| 80 mph (128.75 km/h) | 81.5 mph (131.16 km/h) |
| 85 mph (136.79 km/h) | 86.59 mph (139.36 km/h) |
| 90 mph (144.84 km/h) | 91.69 mph (147.56 km/h) |
| 95 mph (152.89 km/h) | 96.78 mph (155.75 km/h) |
| 100 mph (160.93 km/h) | 101.87 mph (163.95 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1919 | 2229 | 2400 | 2506 | 2621 | 2702 | 2792 | 2898 | 3045 | 3192 | 3355 | 3486 | 3723 | 3984 | 4188 | 4319 | 4392 | 4662 | 5037 | 5854 |
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