Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/65-17 | 270/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.56 (776.3) | 31.88 (809.8) | 1.32 (33.5) 4.3% |
| Width inches (mm) | 10.43 (265) | 10.63 (270) | 0.2 (5) 1.9% |
| Circum. inches (mm) | 96.02 (2438.82) | 100.16 (2544.06) | 4.14 (105.24) 4.3% |
| Sidewall Height inches (mm) | 6.78 (172.25) | 7.44 (189) | 0.66 (16.75) 9.7% |
| Revolutions per mile (km) | 659.89 (410.03) | 632.59 (393.07) | -27.3 (-16.96) -4.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.86 mph (33.58 km/h) |
| 25 mph (40.23 km/h) | 26.08 mph (41.97 km/h) |
| 30 mph (48.28 km/h) | 31.29 mph (50.36 km/h) |
| 35 mph (56.33 km/h) | 36.51 mph (58.76 km/h) |
| 40 mph (64.37 km/h) | 41.73 mph (67.15 km/h) |
| 45 mph (72.42 km/h) | 46.94 mph (75.55 km/h) |
| 50 mph (80.47 km/h) | 52.16 mph (83.94 km/h) |
| 55 mph (88.51 km/h) | 57.37 mph (92.33 km/h) |
| 60 mph (96.56 km/h) | 62.59 mph (100.73 km/h) |
| 65 mph (104.61 km/h) | 67.8 mph (109.12 km/h) |
| 70 mph (112.65 km/h) | 73.02 mph (117.52 km/h) |
| 75 mph (120.7 km/h) | 78.24 mph (125.91 km/h) |
| 80 mph (128.75 km/h) | 83.45 mph (134.3 km/h) |
| 85 mph (136.79 km/h) | 88.67 mph (142.7 km/h) |
| 90 mph (144.84 km/h) | 93.88 mph (151.09 km/h) |
| 95 mph (152.89 km/h) | 99.1 mph (159.49 km/h) |
| 100 mph (160.93 km/h) | 104.32 mph (167.88 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1610 | 1870 | 2014 | 2103 | 2199 | 2267 | 2343 | 2432 | 2555 | 2678 | 2815 | 2925 | 3124 | 3343 | 3514 | 3624 | 3685 | 3912 | 4227 | 4912 |
Better Fuel Economy Factory Ratios Increased Power
