Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/55-20 | 235/35-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.18 (766.5) | 26.48 (672.5) | -3.7 (-94) -12.3% |
| Width inches (mm) | 9.25 (235) | 9.25 (235) | 0 (0) 0% |
| Circum. inches (mm) | 94.8 (2408.03) | 83.18 (2112.72) | -11.63 (-295.31) -12.3% |
| Sidewall Height inches (mm) | 5.09 (129.25) | 3.24 (82.25) | -1.85 (-47) -36.4% |
| Revolutions per mile (km) | 668.32 (415.28) | 761.74 (473.32) | 93.42 (58.05) 14% |
235/35-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.55 mph (28.24 km/h) |
| 25 mph (40.23 km/h) | 21.93 mph (35.3 km/h) |
| 30 mph (48.28 km/h) | 26.32 mph (42.36 km/h) |
| 35 mph (56.33 km/h) | 30.71 mph (49.42 km/h) |
| 40 mph (64.37 km/h) | 35.09 mph (56.48 km/h) |
| 45 mph (72.42 km/h) | 39.48 mph (63.54 km/h) |
| 50 mph (80.47 km/h) | 43.87 mph (70.6 km/h) |
| 55 mph (88.51 km/h) | 48.26 mph (77.66 km/h) |
| 60 mph (96.56 km/h) | 52.64 mph (84.72 km/h) |
| 65 mph (104.61 km/h) | 57.03 mph (91.78 km/h) |
| 70 mph (112.65 km/h) | 61.42 mph (98.84 km/h) |
| 75 mph (120.7 km/h) | 65.8 mph (105.9 km/h) |
| 80 mph (128.75 km/h) | 70.19 mph (112.96 km/h) |
| 85 mph (136.79 km/h) | 74.58 mph (120.02 km/h) |
| 90 mph (144.84 km/h) | 78.96 mph (127.08 km/h) |
| 95 mph (152.89 km/h) | 83.35 mph (134.14 km/h) |
| 100 mph (160.93 km/h) | 87.74 mph (141.2 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1938 | 2252 | 2425 | 2532 | 2648 | 2730 | 2821 | 2928 | 3077 | 3225 | 3390 | 3522 | 3761 | 4025 | 4232 | 4364 | 4438 | 4710 | 5090 | 5914 |
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