Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 200/50-18 | 120/70-23 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.87 (657.2) | 29.61 (752.2) | 3.74 (95) 14.5% |
| Width inches (mm) | 7.87 (200) | 4.72 (120) | -3.15 (-80) -40% |
| Circum. inches (mm) | 81.29 (2064.65) | 93.04 (2363.11) | 11.75 (298.45) 14.5% |
| Sidewall Height inches (mm) | 3.94 (100) | 3.31 (84) | -0.63 (-16) -16% |
| Revolutions per mile (km) | 779.47 (484.34) | 681.03 (423.17) | -98.44 (-61.17) -12.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.89 mph (36.84 km/h) |
| 25 mph (40.23 km/h) | 28.61 mph (46.05 km/h) |
| 30 mph (48.28 km/h) | 34.34 mph (55.26 km/h) |
| 35 mph (56.33 km/h) | 40.06 mph (64.47 km/h) |
| 40 mph (64.37 km/h) | 45.78 mph (73.68 km/h) |
| 45 mph (72.42 km/h) | 51.5 mph (82.89 km/h) |
| 50 mph (80.47 km/h) | 57.23 mph (92.1 km/h) |
| 55 mph (88.51 km/h) | 62.95 mph (101.31 km/h) |
| 60 mph (96.56 km/h) | 68.67 mph (110.52 km/h) |
| 65 mph (104.61 km/h) | 74.4 mph (119.73 km/h) |
| 70 mph (112.65 km/h) | 80.12 mph (128.94 km/h) |
| 75 mph (120.7 km/h) | 85.84 mph (138.15 km/h) |
| 80 mph (128.75 km/h) | 91.56 mph (147.36 km/h) |
| 85 mph (136.79 km/h) | 97.29 mph (156.57 km/h) |
| 90 mph (144.84 km/h) | 103.01 mph (165.78 km/h) |
| 95 mph (152.89 km/h) | 108.73 mph (174.99 km/h) |
| 100 mph (160.93 km/h) | 114.46 mph (184.2 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1733 | 2013 | 2168 | 2264 | 2367 | 2441 | 2522 | 2618 | 2751 | 2884 | 3031 | 3149 | 3363 | 3599 | 3783 | 3901 | 3968 | 4211 | 4550 | 5288 |
Better Fuel Economy Factory Ratios Increased Power
