Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 60/80-17 | 50/90-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.78 (527.8) | 20.54 (521.8) | -0.24 (-6) -1.1% |
| Width inches (mm) | 2.36 (60) | 1.97 (50) | -0.39 (-10) -16.7% |
| Circum. inches (mm) | 65.28 (1658.13) | 64.54 (1639.28) | -0.74 (-18.85) -1.1% |
| Sidewall Height inches (mm) | 1.89 (48) | 1.77 (45) | -0.12 (-3) -6.2% |
| Revolutions per mile (km) | 970.58 (603.09) | 981.74 (610.02) | 11.16 (6.93) 1.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.77 mph (31.82 km/h) |
| 25 mph (40.23 km/h) | 24.72 mph (39.78 km/h) |
| 30 mph (48.28 km/h) | 29.66 mph (47.73 km/h) |
| 35 mph (56.33 km/h) | 34.6 mph (55.69 km/h) |
| 40 mph (64.37 km/h) | 39.55 mph (63.64 km/h) |
| 45 mph (72.42 km/h) | 44.49 mph (71.6 km/h) |
| 50 mph (80.47 km/h) | 49.43 mph (79.55 km/h) |
| 55 mph (88.51 km/h) | 54.37 mph (87.51 km/h) |
| 60 mph (96.56 km/h) | 59.32 mph (95.46 km/h) |
| 65 mph (104.61 km/h) | 64.26 mph (103.42 km/h) |
| 70 mph (112.65 km/h) | 69.2 mph (111.37 km/h) |
| 75 mph (120.7 km/h) | 74.15 mph (119.33 km/h) |
| 80 mph (128.75 km/h) | 79.09 mph (127.28 km/h) |
| 85 mph (136.79 km/h) | 84.03 mph (135.24 km/h) |
| 90 mph (144.84 km/h) | 88.98 mph (143.19 km/h) |
| 95 mph (152.89 km/h) | 93.92 mph (151.15 km/h) |
| 100 mph (160.93 km/h) | 98.86 mph (159.11 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
