Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 160/60-15 | 170/60-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.56 (573) | 25.03 (635.8) | 2.47 (62.8) 11% |
| Width inches (mm) | 6.3 (160) | 6.69 (170) | 0.39 (10) 6.3% |
| Circum. inches (mm) | 70.87 (1800.13) | 78.64 (1997.42) | 7.77 (197.29) 11% |
| Sidewall Height inches (mm) | 3.78 (96) | 4.02 (102) | 0.24 (6) 6.3% |
| Revolutions per mile (km) | 894.01 (555.51) | 805.71 (500.64) | -88.3 (-54.87) -9.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.19 mph (35.71 km/h) |
| 25 mph (40.23 km/h) | 27.74 mph (44.64 km/h) |
| 30 mph (48.28 km/h) | 33.29 mph (53.57 km/h) |
| 35 mph (56.33 km/h) | 38.84 mph (62.5 km/h) |
| 40 mph (64.37 km/h) | 44.38 mph (71.43 km/h) |
| 45 mph (72.42 km/h) | 49.93 mph (80.36 km/h) |
| 50 mph (80.47 km/h) | 55.48 mph (89.29 km/h) |
| 55 mph (88.51 km/h) | 61.03 mph (98.22 km/h) |
| 60 mph (96.56 km/h) | 66.58 mph (107.14 km/h) |
| 65 mph (104.61 km/h) | 72.12 mph (116.07 km/h) |
| 70 mph (112.65 km/h) | 77.67 mph (125 km/h) |
| 75 mph (120.7 km/h) | 83.22 mph (133.93 km/h) |
| 80 mph (128.75 km/h) | 88.77 mph (142.86 km/h) |
| 85 mph (136.79 km/h) | 94.32 mph (151.79 km/h) |
| 90 mph (144.84 km/h) | 99.86 mph (160.72 km/h) |
| 95 mph (152.89 km/h) | 105.41 mph (169.64 km/h) |
| 100 mph (160.93 km/h) | 110.96 mph (178.57 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2050 | 2382 | 2565 | 2679 | 2801 | 2888 | 2984 | 3097 | 3254 | 3411 | 3586 | 3726 | 3979 | 4258 | 4476 | 4616 | 4694 | 4982 | 5383 | 6256 |
Better Fuel Economy Factory Ratios Increased Power
