Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/70-18 | 265/60-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.95 (786.2) | 30.52 (775.2) | -0.43 (-11) -1.4% |
| Width inches (mm) | 9.25 (235) | 10.43 (265) | 1.18 (30) 12.8% |
| Circum. inches (mm) | 97.24 (2469.92) | 95.88 (2435.36) | -1.36 (-34.56) -1.4% |
| Sidewall Height inches (mm) | 6.48 (164.5) | 6.26 (159) | -0.22 (-5.5) -3.3% |
| Revolutions per mile (km) | 651.58 (404.87) | 660.82 (410.62) | 9.25 (5.75) 1.4% |
265/60-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.72 mph (31.74 km/h) |
| 25 mph (40.23 km/h) | 24.65 mph (39.67 km/h) |
| 30 mph (48.28 km/h) | 29.58 mph (47.6 km/h) |
| 35 mph (56.33 km/h) | 34.51 mph (55.54 km/h) |
| 40 mph (64.37 km/h) | 39.44 mph (63.47 km/h) |
| 45 mph (72.42 km/h) | 44.37 mph (71.41 km/h) |
| 50 mph (80.47 km/h) | 49.3 mph (79.34 km/h) |
| 55 mph (88.51 km/h) | 54.23 mph (87.28 km/h) |
| 60 mph (96.56 km/h) | 59.16 mph (95.21 km/h) |
| 65 mph (104.61 km/h) | 64.09 mph (103.14 km/h) |
| 70 mph (112.65 km/h) | 69.02 mph (111.08 km/h) |
| 75 mph (120.7 km/h) | 73.95 mph (119.01 km/h) |
| 80 mph (128.75 km/h) | 78.88 mph (126.95 km/h) |
| 85 mph (136.79 km/h) | 83.81 mph (134.88 km/h) |
| 90 mph (144.84 km/h) | 88.74 mph (142.81 km/h) |
| 95 mph (152.89 km/h) | 93.67 mph (150.75 km/h) |
| 100 mph (160.93 km/h) | 98.6 mph (158.68 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
