Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/60-18 | 275/35-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.52 (775.2) | 25.58 (649.7) | -4.94 (-125.5) -16.2% |
| Width inches (mm) | 10.43 (265) | 10.83 (275) | 0.39 (10) 3.8% |
| Circum. inches (mm) | 95.88 (2435.36) | 80.36 (2041.09) | -15.52 (-394.27) -16.2% |
| Sidewall Height inches (mm) | 6.26 (159) | 3.79 (96.25) | -2.47 (-62.75) -39.5% |
| Revolutions per mile (km) | 660.82 (410.62) | 788.47 (489.93) | 127.65 (79.32) 19.3% |
275/35-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 16.76 mph (26.98 km/h) |
| 25 mph (40.23 km/h) | 20.95 mph (33.72 km/h) |
| 30 mph (48.28 km/h) | 25.14 mph (40.46 km/h) |
| 35 mph (56.33 km/h) | 29.33 mph (47.21 km/h) |
| 40 mph (64.37 km/h) | 33.52 mph (53.95 km/h) |
| 45 mph (72.42 km/h) | 37.71 mph (60.7 km/h) |
| 50 mph (80.47 km/h) | 41.91 mph (67.44 km/h) |
| 55 mph (88.51 km/h) | 46.1 mph (74.18 km/h) |
| 60 mph (96.56 km/h) | 50.29 mph (80.93 km/h) |
| 65 mph (104.61 km/h) | 54.48 mph (87.67 km/h) |
| 70 mph (112.65 km/h) | 58.67 mph (94.42 km/h) |
| 75 mph (120.7 km/h) | 62.86 mph (101.16 km/h) |
| 80 mph (128.75 km/h) | 67.05 mph (107.9 km/h) |
| 85 mph (136.79 km/h) | 71.24 mph (114.65 km/h) |
| 90 mph (144.84 km/h) | 75.43 mph (121.39 km/h) |
| 95 mph (152.89 km/h) | 79.62 mph (128.14 km/h) |
| 100 mph (160.93 km/h) | 83.81 mph (134.88 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2007 | 2331 | 2510 | 2621 | 2741 | 2826 | 2920 | 3031 | 3185 | 3338 | 3509 | 3646 | 3893 | 4167 | 4380 | 4517 | 4594 | 4875 | 5268 | 6122 |
Better Fuel Economy Factory Ratios Increased Power
