Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 200/50-18 | 230/50-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.87 (657.2) | 26.06 (661.8) | 0.18 (4.6) 0.7% |
| Width inches (mm) | 7.87 (200) | 9.06 (230) | 1.18 (30) 15% |
| Circum. inches (mm) | 81.29 (2064.65) | 81.85 (2079.11) | 0.57 (14.45) 0.7% |
| Sidewall Height inches (mm) | 3.94 (100) | 4.53 (115) | 0.59 (15) 15% |
| Revolutions per mile (km) | 779.47 (484.34) | 774.06 (480.98) | -5.42 (-3.37) -0.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.14 mph (32.41 km/h) |
| 25 mph (40.23 km/h) | 25.17 mph (40.52 km/h) |
| 30 mph (48.28 km/h) | 30.21 mph (48.62 km/h) |
| 35 mph (56.33 km/h) | 35.24 mph (56.72 km/h) |
| 40 mph (64.37 km/h) | 40.28 mph (64.82 km/h) |
| 45 mph (72.42 km/h) | 45.31 mph (72.93 km/h) |
| 50 mph (80.47 km/h) | 50.35 mph (81.03 km/h) |
| 55 mph (88.51 km/h) | 55.38 mph (89.13 km/h) |
| 60 mph (96.56 km/h) | 60.42 mph (97.24 km/h) |
| 65 mph (104.61 km/h) | 65.45 mph (105.34 km/h) |
| 70 mph (112.65 km/h) | 70.49 mph (113.44 km/h) |
| 75 mph (120.7 km/h) | 75.52 mph (121.55 km/h) |
| 80 mph (128.75 km/h) | 80.56 mph (129.65 km/h) |
| 85 mph (136.79 km/h) | 85.59 mph (137.75 km/h) |
| 90 mph (144.84 km/h) | 90.63 mph (145.86 km/h) |
| 95 mph (152.89 km/h) | 95.66 mph (153.96 km/h) |
| 100 mph (160.93 km/h) | 100.7 mph (162.06 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1970 | 2288 | 2464 | 2573 | 2691 | 2775 | 2867 | 2976 | 3127 | 3277 | 3445 | 3579 | 3822 | 4091 | 4300 | 4434 | 4510 | 4786 | 5172 | 6010 |
Better Fuel Economy Factory Ratios Increased Power
