Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/50-18 | 265/60-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.25 (692.2) | 30.52 (775.2) | 3.27 (83) 12% |
| Width inches (mm) | 9.25 (235) | 10.43 (265) | 1.18 (30) 12.8% |
| Circum. inches (mm) | 85.61 (2174.61) | 95.88 (2435.36) | 10.27 (260.75) 12% |
| Sidewall Height inches (mm) | 4.63 (117.5) | 6.26 (159) | 1.63 (41.5) 35.3% |
| Revolutions per mile (km) | 740.06 (459.85) | 660.82 (410.62) | -79.24 (-49.24) -10.7% |
265/60-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.4 mph (36.05 km/h) |
| 25 mph (40.23 km/h) | 28 mph (45.06 km/h) |
| 30 mph (48.28 km/h) | 33.6 mph (54.07 km/h) |
| 35 mph (56.33 km/h) | 39.2 mph (63.08 km/h) |
| 40 mph (64.37 km/h) | 44.8 mph (72.09 km/h) |
| 45 mph (72.42 km/h) | 50.4 mph (81.1 km/h) |
| 50 mph (80.47 km/h) | 56 mph (90.12 km/h) |
| 55 mph (88.51 km/h) | 61.59 mph (99.13 km/h) |
| 60 mph (96.56 km/h) | 67.19 mph (108.14 km/h) |
| 65 mph (104.61 km/h) | 72.79 mph (117.15 km/h) |
| 70 mph (112.65 km/h) | 78.39 mph (126.16 km/h) |
| 75 mph (120.7 km/h) | 83.99 mph (135.17 km/h) |
| 80 mph (128.75 km/h) | 89.59 mph (144.19 km/h) |
| 85 mph (136.79 km/h) | 95.19 mph (153.2 km/h) |
| 90 mph (144.84 km/h) | 100.79 mph (162.21 km/h) |
| 95 mph (152.89 km/h) | 106.39 mph (171.22 km/h) |
| 100 mph (160.93 km/h) | 111.99 mph (180.23 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1682 | 1954 | 2104 | 2197 | 2297 | 2369 | 2447 | 2540 | 2669 | 2798 | 2941 | 3056 | 3263 | 3492 | 3671 | 3786 | 3850 | 4086 | 4415 | 5131 |
Better Fuel Economy Factory Ratios Increased Power
