Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 210/40-18 | 225/35-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.61 (625.2) | 24.2 (614.7) | -0.41 (-10.5) -1.7% |
| Width inches (mm) | 8.27 (210) | 8.86 (225) | 0.59 (15) 7.1% |
| Circum. inches (mm) | 77.33 (1964.12) | 76.03 (1931.14) | -1.3 (-32.99) -1.7% |
| Sidewall Height inches (mm) | 3.31 (84) | 3.1 (78.75) | -0.21 (-5.25) -6.3% |
| Revolutions per mile (km) | 819.37 (509.13) | 833.37 (517.83) | 14 (8.7) 1.7% |
225/35-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.66 mph (31.65 km/h) |
| 25 mph (40.23 km/h) | 24.58 mph (39.56 km/h) |
| 30 mph (48.28 km/h) | 29.5 mph (47.47 km/h) |
| 35 mph (56.33 km/h) | 34.41 mph (55.38 km/h) |
| 40 mph (64.37 km/h) | 39.33 mph (63.29 km/h) |
| 45 mph (72.42 km/h) | 44.24 mph (71.2 km/h) |
| 50 mph (80.47 km/h) | 49.16 mph (79.12 km/h) |
| 55 mph (88.51 km/h) | 54.08 mph (87.03 km/h) |
| 60 mph (96.56 km/h) | 58.99 mph (94.94 km/h) |
| 65 mph (104.61 km/h) | 63.91 mph (102.85 km/h) |
| 70 mph (112.65 km/h) | 68.82 mph (110.76 km/h) |
| 75 mph (120.7 km/h) | 73.74 mph (118.67 km/h) |
| 80 mph (128.75 km/h) | 78.66 mph (126.59 km/h) |
| 85 mph (136.79 km/h) | 83.57 mph (134.5 km/h) |
| 90 mph (144.84 km/h) | 88.49 mph (142.41 km/h) |
| 95 mph (152.89 km/h) | 93.4 mph (150.32 km/h) |
| 100 mph (160.93 km/h) | 98.32 mph (158.23 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2121 | 2464 | 2653 | 2771 | 2897 | 2987 | 3086 | 3204 | 3366 | 3529 | 3709 | 3853 | 4115 | 4404 | 4630 | 4774 | 4855 | 5153 | 5568 | 6471 |
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