Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/70-17 | 265/75-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.5 (774.8) | 32.65 (829.3) | 2.15 (54.5) 7% |
| Width inches (mm) | 9.65 (245) | 10.43 (265) | 0.79 (20) 8.2% |
| Circum. inches (mm) | 95.83 (2434.11) | 102.57 (2605.32) | 6.74 (171.22) 7% |
| Sidewall Height inches (mm) | 6.75 (171.5) | 7.82 (198.75) | 1.07 (27.25) 15.9% |
| Revolutions per mile (km) | 661.16 (410.83) | 617.71 (383.83) | -43.45 (-27) -6.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.41 mph (34.45 km/h) |
| 25 mph (40.23 km/h) | 26.76 mph (43.06 km/h) |
| 30 mph (48.28 km/h) | 32.11 mph (51.68 km/h) |
| 35 mph (56.33 km/h) | 37.46 mph (60.29 km/h) |
| 40 mph (64.37 km/h) | 42.81 mph (68.9 km/h) |
| 45 mph (72.42 km/h) | 48.17 mph (77.51 km/h) |
| 50 mph (80.47 km/h) | 53.52 mph (86.13 km/h) |
| 55 mph (88.51 km/h) | 58.87 mph (94.74 km/h) |
| 60 mph (96.56 km/h) | 64.22 mph (103.35 km/h) |
| 65 mph (104.61 km/h) | 69.57 mph (111.97 km/h) |
| 70 mph (112.65 km/h) | 74.92 mph (120.58 km/h) |
| 75 mph (120.7 km/h) | 80.28 mph (129.19 km/h) |
| 80 mph (128.75 km/h) | 85.63 mph (137.8 km/h) |
| 85 mph (136.79 km/h) | 90.98 mph (146.42 km/h) |
| 90 mph (144.84 km/h) | 96.33 mph (155.03 km/h) |
| 95 mph (152.89 km/h) | 101.68 mph (163.64 km/h) |
| 100 mph (160.93 km/h) | 107.03 mph (172.25 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
