Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 170/55-17 | 160/60-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.36 (618.8) | 24.56 (623.8) | 0.2 (5) 0.8% |
| Width inches (mm) | 6.69 (170) | 6.3 (160) | -0.39 (-10) -5.9% |
| Circum. inches (mm) | 76.54 (1944.02) | 77.15 (1959.73) | 0.62 (15.71) 0.8% |
| Sidewall Height inches (mm) | 3.68 (93.5) | 3.78 (96) | 0.1 (2.5) 2.7% |
| Revolutions per mile (km) | 827.84 (514.4) | 821.21 (510.27) | -6.64 (-4.12) -0.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.16 mph (32.45 km/h) |
| 25 mph (40.23 km/h) | 25.2 mph (40.56 km/h) |
| 30 mph (48.28 km/h) | 30.24 mph (48.67 km/h) |
| 35 mph (56.33 km/h) | 35.28 mph (56.78 km/h) |
| 40 mph (64.37 km/h) | 40.32 mph (64.89 km/h) |
| 45 mph (72.42 km/h) | 45.36 mph (73.01 km/h) |
| 50 mph (80.47 km/h) | 50.4 mph (81.12 km/h) |
| 55 mph (88.51 km/h) | 55.44 mph (89.23 km/h) |
| 60 mph (96.56 km/h) | 60.48 mph (97.34 km/h) |
| 65 mph (104.61 km/h) | 65.53 mph (105.45 km/h) |
| 70 mph (112.65 km/h) | 70.57 mph (113.56 km/h) |
| 75 mph (120.7 km/h) | 75.61 mph (121.68 km/h) |
| 80 mph (128.75 km/h) | 80.65 mph (129.79 km/h) |
| 85 mph (136.79 km/h) | 85.69 mph (137.9 km/h) |
| 90 mph (144.84 km/h) | 90.73 mph (146.01 km/h) |
| 95 mph (152.89 km/h) | 95.77 mph (154.12 km/h) |
| 100 mph (160.93 km/h) | 100.81 mph (162.24 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2090 | 2428 | 2614 | 2730 | 2855 | 2944 | 3041 | 3157 | 3317 | 3477 | 3655 | 3797 | 4055 | 4340 | 4562 | 4704 | 4784 | 5078 | 5487 | 6376 |
Better Fuel Economy Factory Ratios Increased Power
