Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 220/60-16 | 245/75-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.39 (670.4) | 32.47 (824.7) | 6.07 (154.3) 23% |
| Width inches (mm) | 8.66 (220) | 9.65 (245) | 0.98 (25) 11.4% |
| Circum. inches (mm) | 82.92 (2106.12) | 102 (2590.87) | 19.08 (484.75) 23% |
| Sidewall Height inches (mm) | 5.2 (132) | 7.23 (183.75) | 2.04 (51.75) 39.2% |
| Revolutions per mile (km) | 764.13 (474.81) | 621.16 (385.97) | -142.97 (-88.84) -18.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 24.6 mph (39.6 km/h) |
| 25 mph (40.23 km/h) | 30.75 mph (49.49 km/h) |
| 30 mph (48.28 km/h) | 36.9 mph (59.39 km/h) |
| 35 mph (56.33 km/h) | 43.06 mph (69.29 km/h) |
| 40 mph (64.37 km/h) | 49.21 mph (79.19 km/h) |
| 45 mph (72.42 km/h) | 55.36 mph (89.09 km/h) |
| 50 mph (80.47 km/h) | 61.51 mph (98.99 km/h) |
| 55 mph (88.51 km/h) | 67.66 mph (108.89 km/h) |
| 60 mph (96.56 km/h) | 73.81 mph (118.79 km/h) |
| 65 mph (104.61 km/h) | 79.96 mph (128.68 km/h) |
| 70 mph (112.65 km/h) | 86.11 mph (138.58 km/h) |
| 75 mph (120.7 km/h) | 92.26 mph (148.48 km/h) |
| 80 mph (128.75 km/h) | 98.41 mph (158.38 km/h) |
| 85 mph (136.79 km/h) | 104.56 mph (168.28 km/h) |
| 90 mph (144.84 km/h) | 110.71 mph (178.18 km/h) |
| 95 mph (152.89 km/h) | 116.87 mph (188.08 km/h) |
| 100 mph (160.93 km/h) | 123.02 mph (197.98 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1581 | 1836 | 1978 | 2065 | 2159 | 2226 | 2300 | 2388 | 2509 | 2630 | 2765 | 2872 | 3067 | 3283 | 3451 | 3558 | 3619 | 3841 | 4150 | 4823 |
Better Fuel Economy Factory Ratios Increased Power
