Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 205/60-18 | 265/65-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.69 (703.2) | 31.56 (801.7) | 3.88 (98.5) 14% |
| Width inches (mm) | 8.07 (205) | 10.43 (265) | 2.36 (60) 29.3% |
| Circum. inches (mm) | 86.98 (2209.17) | 99.16 (2518.61) | 12.18 (309.45) 14% |
| Sidewall Height inches (mm) | 4.84 (123) | 6.78 (172.25) | 1.94 (49.25) 40% |
| Revolutions per mile (km) | 728.48 (452.66) | 638.98 (397.04) | -89.5 (-55.62) -12.3% |
265/65-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.8 mph (36.7 km/h) |
| 25 mph (40.23 km/h) | 28.5 mph (45.87 km/h) |
| 30 mph (48.28 km/h) | 34.2 mph (55.04 km/h) |
| 35 mph (56.33 km/h) | 39.9 mph (64.22 km/h) |
| 40 mph (64.37 km/h) | 45.6 mph (73.39 km/h) |
| 45 mph (72.42 km/h) | 51.3 mph (82.56 km/h) |
| 50 mph (80.47 km/h) | 57 mph (91.74 km/h) |
| 55 mph (88.51 km/h) | 62.7 mph (100.91 km/h) |
| 60 mph (96.56 km/h) | 68.4 mph (110.09 km/h) |
| 65 mph (104.61 km/h) | 74.1 mph (119.26 km/h) |
| 70 mph (112.65 km/h) | 79.81 mph (128.43 km/h) |
| 75 mph (120.7 km/h) | 85.51 mph (137.61 km/h) |
| 80 mph (128.75 km/h) | 91.21 mph (146.78 km/h) |
| 85 mph (136.79 km/h) | 96.91 mph (155.96 km/h) |
| 90 mph (144.84 km/h) | 102.61 mph (165.13 km/h) |
| 95 mph (152.89 km/h) | 108.31 mph (174.3 km/h) |
| 100 mph (160.93 km/h) | 114.01 mph (183.48 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1626 | 1889 | 2034 | 2124 | 2221 | 2290 | 2366 | 2456 | 2581 | 2706 | 2844 | 2955 | 3155 | 3377 | 3550 | 3660 | 3723 | 3951 | 4269 | 4961 |
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