Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/40-18 | 265/35-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.35 (669.2) | 25.3 (642.7) | -1.04 (-26.5) -4% |
| Width inches (mm) | 10.43 (265) | 10.43 (265) | 0 (0) 0% |
| Circum. inches (mm) | 82.77 (2102.35) | 79.49 (2019.1) | -3.28 (-83.25) -4% |
| Sidewall Height inches (mm) | 4.17 (106) | 3.65 (92.75) | -0.52 (-13.25) -12.5% |
| Revolutions per mile (km) | 765.5 (475.66) | 797.06 (495.27) | 31.56 (19.61) 4.1% |
265/35-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.21 mph (30.91 km/h) |
| 25 mph (40.23 km/h) | 24.01 mph (38.64 km/h) |
| 30 mph (48.28 km/h) | 28.81 mph (46.37 km/h) |
| 35 mph (56.33 km/h) | 33.61 mph (54.1 km/h) |
| 40 mph (64.37 km/h) | 38.42 mph (61.82 km/h) |
| 45 mph (72.42 km/h) | 43.22 mph (69.55 km/h) |
| 50 mph (80.47 km/h) | 48.02 mph (77.28 km/h) |
| 55 mph (88.51 km/h) | 52.82 mph (85.01 km/h) |
| 60 mph (96.56 km/h) | 57.62 mph (92.74 km/h) |
| 65 mph (104.61 km/h) | 62.43 mph (100.47 km/h) |
| 70 mph (112.65 km/h) | 67.23 mph (108.19 km/h) |
| 75 mph (120.7 km/h) | 72.03 mph (115.92 km/h) |
| 80 mph (128.75 km/h) | 76.83 mph (123.65 km/h) |
| 85 mph (136.79 km/h) | 81.63 mph (131.38 km/h) |
| 90 mph (144.84 km/h) | 86.44 mph (139.11 km/h) |
| 95 mph (152.89 km/h) | 91.24 mph (146.83 km/h) |
| 100 mph (160.93 km/h) | 96.04 mph (154.56 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
