Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/70-17 | 265/75-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 31.06 (788.8) | 32.65 (829.3) | 1.59 (40.5) 5.1% |
| Width inches (mm) | 10.04 (255) | 10.43 (265) | 0.39 (10) 3.9% |
| Circum. inches (mm) | 97.56 (2478.09) | 102.57 (2605.32) | 5.01 (127.23) 5.1% |
| Sidewall Height inches (mm) | 7.03 (178.5) | 7.82 (198.75) | 0.8 (20.25) 11.3% |
| Revolutions per mile (km) | 649.43 (403.54) | 617.71 (383.83) | -31.72 (-19.71) -4.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.03 mph (33.84 km/h) |
| 25 mph (40.23 km/h) | 26.28 mph (42.3 km/h) |
| 30 mph (48.28 km/h) | 31.54 mph (50.76 km/h) |
| 35 mph (56.33 km/h) | 36.8 mph (59.22 km/h) |
| 40 mph (64.37 km/h) | 42.05 mph (67.68 km/h) |
| 45 mph (72.42 km/h) | 47.31 mph (76.14 km/h) |
| 50 mph (80.47 km/h) | 52.57 mph (84.6 km/h) |
| 55 mph (88.51 km/h) | 57.82 mph (93.06 km/h) |
| 60 mph (96.56 km/h) | 63.08 mph (101.52 km/h) |
| 65 mph (104.61 km/h) | 68.34 mph (109.98 km/h) |
| 70 mph (112.65 km/h) | 73.59 mph (118.44 km/h) |
| 75 mph (120.7 km/h) | 78.85 mph (126.9 km/h) |
| 80 mph (128.75 km/h) | 84.11 mph (135.36 km/h) |
| 85 mph (136.79 km/h) | 89.36 mph (143.82 km/h) |
| 90 mph (144.84 km/h) | 94.62 mph (152.28 km/h) |
| 95 mph (152.89 km/h) | 99.88 mph (160.74 km/h) |
| 100 mph (160.93 km/h) | 105.13 mph (169.2 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1572 | 1826 | 1967 | 2054 | 2147 | 2214 | 2288 | 2375 | 2495 | 2615 | 2749 | 2856 | 3050 | 3264 | 3432 | 3539 | 3599 | 3820 | 4127 | 4796 |
Better Fuel Economy Factory Ratios Increased Power
