Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/35-15 | 265/70-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.58 (573.5) | 32.61 (828.2) | 10.03 (254.7) 44.4% |
| Width inches (mm) | 10.83 (275) | 10.43 (265) | -0.39 (-10) -3.6% |
| Circum. inches (mm) | 70.93 (1801.7) | 102.44 (2601.87) | 31.5 (800.16) 44.4% |
| Sidewall Height inches (mm) | 3.79 (96.25) | 7.3 (185.5) | 3.51 (89.25) 92.7% |
| Revolutions per mile (km) | 893.23 (555.03) | 618.53 (384.34) | -274.7 (-170.69) -30.8% |
265/70-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 28.88 mph (46.48 km/h) |
| 25 mph (40.23 km/h) | 36.1 mph (58.1 km/h) |
| 30 mph (48.28 km/h) | 43.32 mph (69.72 km/h) |
| 35 mph (56.33 km/h) | 50.54 mph (81.34 km/h) |
| 40 mph (64.37 km/h) | 57.76 mph (92.96 km/h) |
| 45 mph (72.42 km/h) | 64.99 mph (104.58 km/h) |
| 50 mph (80.47 km/h) | 72.21 mph (116.2 km/h) |
| 55 mph (88.51 km/h) | 79.43 mph (127.82 km/h) |
| 60 mph (96.56 km/h) | 86.65 mph (139.44 km/h) |
| 65 mph (104.61 km/h) | 93.87 mph (151.07 km/h) |
| 70 mph (112.65 km/h) | 101.09 mph (162.69 km/h) |
| 75 mph (120.7 km/h) | 108.31 mph (174.31 km/h) |
| 80 mph (128.75 km/h) | 115.53 mph (185.93 km/h) |
| 85 mph (136.79 km/h) | 122.75 mph (197.55 km/h) |
| 90 mph (144.84 km/h) | 129.97 mph (209.17 km/h) |
| 95 mph (152.89 km/h) | 137.19 mph (220.79 km/h) |
| 100 mph (160.93 km/h) | 144.41 mph (232.41 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1574 | 1829 | 1969 | 2056 | 2150 | 2217 | 2291 | 2378 | 2498 | 2619 | 2753 | 2860 | 3054 | 3269 | 3436 | 3543 | 3604 | 3825 | 4133 | 4803 |
Better Fuel Economy Factory Ratios Increased Power
