Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/90-18 | 265/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.4 (772.2) | 31.61 (802.8) | 1.2 (30.6) 4% |
| Width inches (mm) | 6.89 (175) | 10.43 (265) | 3.54 (90) 51.4% |
| Circum. inches (mm) | 95.51 (2425.94) | 99.29 (2522.07) | 3.78 (96.13) 4% |
| Sidewall Height inches (mm) | 6.2 (157.5) | 7.3 (185.5) | 1.1 (28) 17.8% |
| Revolutions per mile (km) | 663.39 (412.21) | 638.1 (396.5) | -25.29 (-15.71) -3.8% |
265/70-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.79 mph (33.46 km/h) |
| 25 mph (40.23 km/h) | 25.99 mph (41.83 km/h) |
| 30 mph (48.28 km/h) | 31.19 mph (50.19 km/h) |
| 35 mph (56.33 km/h) | 36.39 mph (58.56 km/h) |
| 40 mph (64.37 km/h) | 41.59 mph (66.92 km/h) |
| 45 mph (72.42 km/h) | 46.78 mph (75.29 km/h) |
| 50 mph (80.47 km/h) | 51.98 mph (83.66 km/h) |
| 55 mph (88.51 km/h) | 57.18 mph (92.02 km/h) |
| 60 mph (96.56 km/h) | 62.38 mph (100.39 km/h) |
| 65 mph (104.61 km/h) | 67.58 mph (108.75 km/h) |
| 70 mph (112.65 km/h) | 72.77 mph (117.12 km/h) |
| 75 mph (120.7 km/h) | 77.97 mph (125.48 km/h) |
| 80 mph (128.75 km/h) | 83.17 mph (133.85 km/h) |
| 85 mph (136.79 km/h) | 88.37 mph (142.22 km/h) |
| 90 mph (144.84 km/h) | 93.57 mph (150.58 km/h) |
| 95 mph (152.89 km/h) | 98.76 mph (158.95 km/h) |
| 100 mph (160.93 km/h) | 103.96 mph (167.31 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1624 | 1886 | 2032 | 2121 | 2218 | 2287 | 2363 | 2453 | 2577 | 2702 | 2840 | 2951 | 3151 | 3372 | 3545 | 3655 | 3718 | 3946 | 4263 | 4954 |
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