Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/45-20 | 235/50-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.68 (728.5) | 28.25 (717.6) | -0.43 (-10.9) -1.5% |
| Width inches (mm) | 9.65 (245) | 9.25 (235) | -0.39 (-10) -4.1% |
| Circum. inches (mm) | 90.1 (2288.65) | 88.76 (2254.41) | -1.35 (-34.24) -1.5% |
| Sidewall Height inches (mm) | 4.34 (110.25) | 4.63 (117.5) | 0.29 (7.25) 6.6% |
| Revolutions per mile (km) | 703.18 (436.94) | 713.87 (443.57) | 10.68 (6.64) 1.5% |
235/50-19 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.7 mph (31.71 km/h) |
| 25 mph (40.23 km/h) | 24.63 mph (39.63 km/h) |
| 30 mph (48.28 km/h) | 29.55 mph (47.56 km/h) |
| 35 mph (56.33 km/h) | 34.48 mph (55.48 km/h) |
| 40 mph (64.37 km/h) | 39.4 mph (63.41 km/h) |
| 45 mph (72.42 km/h) | 44.33 mph (71.34 km/h) |
| 50 mph (80.47 km/h) | 49.25 mph (79.26 km/h) |
| 55 mph (88.51 km/h) | 54.18 mph (87.19 km/h) |
| 60 mph (96.56 km/h) | 59.1 mph (95.12 km/h) |
| 65 mph (104.61 km/h) | 64.03 mph (103.04 km/h) |
| 70 mph (112.65 km/h) | 68.95 mph (110.97 km/h) |
| 75 mph (120.7 km/h) | 73.88 mph (118.9 km/h) |
| 80 mph (128.75 km/h) | 78.8 mph (126.82 km/h) |
| 85 mph (136.79 km/h) | 83.73 mph (134.75 km/h) |
| 90 mph (144.84 km/h) | 88.65 mph (142.67 km/h) |
| 95 mph (152.89 km/h) | 93.58 mph (150.6 km/h) |
| 100 mph (160.93 km/h) | 98.5 mph (158.53 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1817 | 2110 | 2273 | 2373 | 2481 | 2559 | 2644 | 2744 | 2883 | 3023 | 3177 | 3301 | 3525 | 3772 | 3966 | 4089 | 4159 | 4414 | 4770 | 5543 |
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