Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/30-22 | 245/35-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.55 (699.8) | 26.75 (679.5) | -0.8 (-20.3) -2.9% |
| Width inches (mm) | 9.25 (235) | 9.65 (245) | 0.39 (10) 4.3% |
| Circum. inches (mm) | 86.55 (2198.49) | 84.04 (2134.71) | -2.51 (-63.77) -2.9% |
| Sidewall Height inches (mm) | 2.78 (70.5) | 3.38 (85.75) | 0.6 (15.25) 21.6% |
| Revolutions per mile (km) | 732.02 (454.86) | 753.89 (468.45) | 21.87 (13.59) 3% |
245/35-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.42 mph (31.25 km/h) |
| 25 mph (40.23 km/h) | 24.27 mph (39.07 km/h) |
| 30 mph (48.28 km/h) | 29.13 mph (46.88 km/h) |
| 35 mph (56.33 km/h) | 33.98 mph (54.69 km/h) |
| 40 mph (64.37 km/h) | 38.84 mph (62.51 km/h) |
| 45 mph (72.42 km/h) | 43.69 mph (70.32 km/h) |
| 50 mph (80.47 km/h) | 48.55 mph (78.13 km/h) |
| 55 mph (88.51 km/h) | 53.4 mph (85.95 km/h) |
| 60 mph (96.56 km/h) | 58.26 mph (93.76 km/h) |
| 65 mph (104.61 km/h) | 63.11 mph (101.57 km/h) |
| 70 mph (112.65 km/h) | 67.97 mph (109.39 km/h) |
| 75 mph (120.7 km/h) | 72.82 mph (117.2 km/h) |
| 80 mph (128.75 km/h) | 77.68 mph (125.01 km/h) |
| 85 mph (136.79 km/h) | 82.53 mph (132.83 km/h) |
| 90 mph (144.84 km/h) | 87.39 mph (140.64 km/h) |
| 95 mph (152.89 km/h) | 92.24 mph (148.45 km/h) |
| 100 mph (160.93 km/h) | 97.1 mph (156.27 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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