Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/66-17 | 330/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.77 (781.6) | 35.19 (893.8) | 4.42 (112.2) 14.4% |
| Width inches (mm) | 10.43 (265) | 12.99 (330) | 2.56 (65) 24.5% |
| Circum. inches (mm) | 96.67 (2455.47) | 110.55 (2807.96) | 13.88 (352.49) 14.4% |
| Sidewall Height inches (mm) | 6.89 (174.9) | 9.09 (231) | 2.21 (56.1) 32.1% |
| Revolutions per mile (km) | 655.41 (407.25) | 573.14 (356.13) | -82.27 (-51.12) -12.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.87 mph (36.81 km/h) |
| 25 mph (40.23 km/h) | 28.59 mph (46.01 km/h) |
| 30 mph (48.28 km/h) | 34.31 mph (55.21 km/h) |
| 35 mph (56.33 km/h) | 40.02 mph (64.41 km/h) |
| 40 mph (64.37 km/h) | 45.74 mph (73.61 km/h) |
| 45 mph (72.42 km/h) | 51.46 mph (82.82 km/h) |
| 50 mph (80.47 km/h) | 57.18 mph (92.02 km/h) |
| 55 mph (88.51 km/h) | 62.9 mph (101.22 km/h) |
| 60 mph (96.56 km/h) | 68.61 mph (110.42 km/h) |
| 65 mph (104.61 km/h) | 74.33 mph (119.62 km/h) |
| 70 mph (112.65 km/h) | 80.05 mph (128.83 km/h) |
| 75 mph (120.7 km/h) | 85.77 mph (138.03 km/h) |
| 80 mph (128.75 km/h) | 91.48 mph (147.23 km/h) |
| 85 mph (136.79 km/h) | 97.2 mph (156.43 km/h) |
| 90 mph (144.84 km/h) | 102.92 mph (165.63 km/h) |
| 95 mph (152.89 km/h) | 108.64 mph (174.84 km/h) |
| 100 mph (160.93 km/h) | 114.36 mph (184.04 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1459 | 1694 | 1825 | 1905 | 1992 | 2054 | 2123 | 2203 | 2315 | 2427 | 2551 | 2650 | 2830 | 3029 | 3184 | 3283 | 3339 | 3544 | 3829 | 4450 |
Better Fuel Economy Factory Ratios Increased Power
