Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/65-18 | 265/35-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.03 (762.7) | 25.3 (642.7) | -4.72 (-120) -15.7% |
| Width inches (mm) | 9.25 (235) | 10.43 (265) | 1.18 (30) 12.8% |
| Circum. inches (mm) | 94.33 (2396.09) | 79.49 (2019.1) | -14.84 (-376.99) -15.7% |
| Sidewall Height inches (mm) | 6.01 (152.75) | 3.65 (92.75) | -2.36 (-60) -39.3% |
| Revolutions per mile (km) | 671.65 (417.35) | 797.06 (495.27) | 125.41 (77.92) 18.7% |
265/35-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 16.85 mph (27.12 km/h) |
| 25 mph (40.23 km/h) | 21.07 mph (33.9 km/h) |
| 30 mph (48.28 km/h) | 25.28 mph (40.68 km/h) |
| 35 mph (56.33 km/h) | 29.49 mph (47.46 km/h) |
| 40 mph (64.37 km/h) | 33.71 mph (54.25 km/h) |
| 45 mph (72.42 km/h) | 37.92 mph (61.03 km/h) |
| 50 mph (80.47 km/h) | 42.13 mph (67.81 km/h) |
| 55 mph (88.51 km/h) | 46.35 mph (74.59 km/h) |
| 60 mph (96.56 km/h) | 50.56 mph (81.37 km/h) |
| 65 mph (104.61 km/h) | 54.77 mph (88.15 km/h) |
| 70 mph (112.65 km/h) | 58.99 mph (94.93 km/h) |
| 75 mph (120.7 km/h) | 63.2 mph (101.71 km/h) |
| 80 mph (128.75 km/h) | 67.41 mph (108.49 km/h) |
| 85 mph (136.79 km/h) | 71.63 mph (115.27 km/h) |
| 90 mph (144.84 km/h) | 75.84 mph (122.05 km/h) |
| 95 mph (152.89 km/h) | 80.05 mph (128.83 km/h) |
| 100 mph (160.93 km/h) | 84.27 mph (135.61 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2028 | 2356 | 2538 | 2650 | 2771 | 2857 | 2952 | 3064 | 3219 | 3375 | 3547 | 3686 | 3936 | 4212 | 4428 | 4566 | 4644 | 4928 | 5326 | 6189 |
Better Fuel Economy Factory Ratios Increased Power
