Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/40-19 | 265/35-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.09 (662.6) | 25.3 (642.7) | -0.78 (-19.9) -3% |
| Width inches (mm) | 8.86 (225) | 10.43 (265) | 1.57 (40) 17.8% |
| Circum. inches (mm) | 81.95 (2081.62) | 79.49 (2019.1) | -2.46 (-62.52) -3% |
| Sidewall Height inches (mm) | 3.54 (90) | 3.65 (92.75) | 0.11 (2.75) 3.1% |
| Revolutions per mile (km) | 773.12 (480.39) | 797.06 (495.27) | 23.94 (14.87) 3.1% |
265/35-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.4 mph (31.22 km/h) |
| 25 mph (40.23 km/h) | 24.25 mph (39.03 km/h) |
| 30 mph (48.28 km/h) | 29.1 mph (46.83 km/h) |
| 35 mph (56.33 km/h) | 33.95 mph (54.64 km/h) |
| 40 mph (64.37 km/h) | 38.8 mph (62.44 km/h) |
| 45 mph (72.42 km/h) | 43.65 mph (70.25 km/h) |
| 50 mph (80.47 km/h) | 48.5 mph (78.05 km/h) |
| 55 mph (88.51 km/h) | 53.35 mph (85.86 km/h) |
| 60 mph (96.56 km/h) | 58.2 mph (93.66 km/h) |
| 65 mph (104.61 km/h) | 63.05 mph (101.47 km/h) |
| 70 mph (112.65 km/h) | 67.9 mph (109.27 km/h) |
| 75 mph (120.7 km/h) | 72.75 mph (117.08 km/h) |
| 80 mph (128.75 km/h) | 77.6 mph (124.88 km/h) |
| 85 mph (136.79 km/h) | 82.45 mph (132.69 km/h) |
| 90 mph (144.84 km/h) | 87.3 mph (140.49 km/h) |
| 95 mph (152.89 km/h) | 92.15 mph (148.3 km/h) |
| 100 mph (160.93 km/h) | 97 mph (156.1 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2028 | 2356 | 2538 | 2650 | 2771 | 2857 | 2952 | 3064 | 3219 | 3375 | 3547 | 3686 | 3936 | 4212 | 4428 | 4566 | 4644 | 4928 | 5326 | 6189 |
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