Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/35-18 | 245/35-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.03 (635.7) | 24.75 (628.7) | -0.28 (-7) -1.1% |
| Width inches (mm) | 10.04 (255) | 9.65 (245) | -0.39 (-10) -3.9% |
| Circum. inches (mm) | 78.63 (1997.11) | 77.76 (1975.12) | -0.87 (-21.99) -1.1% |
| Sidewall Height inches (mm) | 3.51 (89.25) | 3.38 (85.75) | -0.14 (-3.5) -3.9% |
| Revolutions per mile (km) | 805.84 (500.72) | 814.81 (506.3) | 8.97 (5.58) 1.1% |
245/35-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.78 mph (31.83 km/h) |
| 25 mph (40.23 km/h) | 24.72 mph (39.79 km/h) |
| 30 mph (48.28 km/h) | 29.67 mph (47.75 km/h) |
| 35 mph (56.33 km/h) | 34.61 mph (55.71 km/h) |
| 40 mph (64.37 km/h) | 39.56 mph (63.67 km/h) |
| 45 mph (72.42 km/h) | 44.5 mph (71.62 km/h) |
| 50 mph (80.47 km/h) | 49.45 mph (79.58 km/h) |
| 55 mph (88.51 km/h) | 54.39 mph (87.54 km/h) |
| 60 mph (96.56 km/h) | 59.34 mph (95.5 km/h) |
| 65 mph (104.61 km/h) | 64.28 mph (103.46 km/h) |
| 70 mph (112.65 km/h) | 69.23 mph (111.41 km/h) |
| 75 mph (120.7 km/h) | 74.17 mph (119.37 km/h) |
| 80 mph (128.75 km/h) | 79.12 mph (127.33 km/h) |
| 85 mph (136.79 km/h) | 84.06 mph (135.29 km/h) |
| 90 mph (144.84 km/h) | 89.01 mph (143.25 km/h) |
| 95 mph (152.89 km/h) | 93.95 mph (151.2 km/h) |
| 100 mph (160.93 km/h) | 98.9 mph (159.16 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2074 | 2409 | 2594 | 2709 | 2832 | 2921 | 3018 | 3132 | 3291 | 3450 | 3626 | 3768 | 4024 | 4306 | 4526 | 4668 | 4747 | 5038 | 5444 | 6326 |
Better Fuel Economy Factory Ratios Increased Power
