Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/45-18 | 235/35-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.33 (668.7) | 24.48 (621.7) | -1.85 (-47) -7% |
| Width inches (mm) | 9.25 (235) | 9.25 (235) | 0 (0) 0% |
| Circum. inches (mm) | 82.71 (2100.78) | 76.89 (1953.13) | -5.81 (-147.65) -7% |
| Sidewall Height inches (mm) | 4.16 (105.75) | 3.24 (82.25) | -0.93 (-23.5) -22.2% |
| Revolutions per mile (km) | 766.07 (476.01) | 823.98 (512) | 57.91 (35.99) 7.6% |
235/35-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.59 mph (29.92 km/h) |
| 25 mph (40.23 km/h) | 23.24 mph (37.41 km/h) |
| 30 mph (48.28 km/h) | 27.89 mph (44.89 km/h) |
| 35 mph (56.33 km/h) | 32.54 mph (52.37 km/h) |
| 40 mph (64.37 km/h) | 37.19 mph (59.85 km/h) |
| 45 mph (72.42 km/h) | 41.84 mph (67.33 km/h) |
| 50 mph (80.47 km/h) | 46.49 mph (74.81 km/h) |
| 55 mph (88.51 km/h) | 51.13 mph (82.29 km/h) |
| 60 mph (96.56 km/h) | 55.78 mph (89.77 km/h) |
| 65 mph (104.61 km/h) | 60.43 mph (97.26 km/h) |
| 70 mph (112.65 km/h) | 65.08 mph (104.74 km/h) |
| 75 mph (120.7 km/h) | 69.73 mph (112.22 km/h) |
| 80 mph (128.75 km/h) | 74.38 mph (119.7 km/h) |
| 85 mph (136.79 km/h) | 79.03 mph (127.18 km/h) |
| 90 mph (144.84 km/h) | 83.67 mph (134.66 km/h) |
| 95 mph (152.89 km/h) | 88.32 mph (142.14 km/h) |
| 100 mph (160.93 km/h) | 92.97 mph (149.62 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2097 | 2436 | 2623 | 2739 | 2864 | 2953 | 3052 | 3168 | 3328 | 3489 | 3667 | 3810 | 4069 | 4354 | 4577 | 4720 | 4801 | 5095 | 5505 | 6398 |
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