Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/55-17 | 250/50-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.04 (712.3) | 26.84 (681.8) | -1.2 (-30.5) -4.3% |
| Width inches (mm) | 10.04 (255) | 9.84 (250) | -0.2 (-5) -2% |
| Circum. inches (mm) | 88.1 (2237.76) | 84.33 (2141.94) | -3.77 (-95.82) -4.3% |
| Sidewall Height inches (mm) | 5.52 (140.25) | 4.92 (125) | -0.6 (-15.25) -10.9% |
| Revolutions per mile (km) | 719.18 (446.88) | 751.35 (466.87) | 32.17 (19.99) 4.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.14 mph (30.81 km/h) |
| 25 mph (40.23 km/h) | 23.93 mph (38.51 km/h) |
| 30 mph (48.28 km/h) | 28.72 mph (46.21 km/h) |
| 35 mph (56.33 km/h) | 33.5 mph (53.92 km/h) |
| 40 mph (64.37 km/h) | 38.29 mph (61.62 km/h) |
| 45 mph (72.42 km/h) | 43.07 mph (69.32 km/h) |
| 50 mph (80.47 km/h) | 47.86 mph (77.02 km/h) |
| 55 mph (88.51 km/h) | 52.64 mph (84.72 km/h) |
| 60 mph (96.56 km/h) | 57.43 mph (92.43 km/h) |
| 65 mph (104.61 km/h) | 62.22 mph (100.13 km/h) |
| 70 mph (112.65 km/h) | 67 mph (107.83 km/h) |
| 75 mph (120.7 km/h) | 71.79 mph (115.53 km/h) |
| 80 mph (128.75 km/h) | 76.57 mph (123.23 km/h) |
| 85 mph (136.79 km/h) | 81.36 mph (130.94 km/h) |
| 90 mph (144.84 km/h) | 86.15 mph (138.64 km/h) |
| 95 mph (152.89 km/h) | 90.93 mph (146.34 km/h) |
| 100 mph (160.93 km/h) | 95.72 mph (154.04 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1912 | 2221 | 2392 | 2498 | 2612 | 2693 | 2783 | 2888 | 3035 | 3181 | 3344 | 3474 | 3710 | 3971 | 4174 | 4304 | 4377 | 4646 | 5020 | 5834 |
Better Fuel Economy Factory Ratios Increased Power
