Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 160/70-17 | 180/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.82 (655.8) | 26.92 (683.8) | 1.1 (28) 4.3% |
| Width inches (mm) | 6.3 (160) | 7.09 (180) | 0.79 (20) 12.5% |
| Circum. inches (mm) | 81.11 (2060.26) | 84.58 (2148.22) | 3.46 (87.96) 4.3% |
| Sidewall Height inches (mm) | 4.41 (112) | 4.96 (126) | 0.55 (14) 12.5% |
| Revolutions per mile (km) | 781.14 (485.38) | 749.15 (465.5) | -31.99 (-19.87) -4.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.85 mph (33.56 km/h) |
| 25 mph (40.23 km/h) | 26.07 mph (41.95 km/h) |
| 30 mph (48.28 km/h) | 31.28 mph (50.34 km/h) |
| 35 mph (56.33 km/h) | 36.49 mph (58.73 km/h) |
| 40 mph (64.37 km/h) | 41.71 mph (67.12 km/h) |
| 45 mph (72.42 km/h) | 46.92 mph (75.51 km/h) |
| 50 mph (80.47 km/h) | 52.13 mph (83.9 km/h) |
| 55 mph (88.51 km/h) | 57.35 mph (92.29 km/h) |
| 60 mph (96.56 km/h) | 62.56 mph (100.68 km/h) |
| 65 mph (104.61 km/h) | 67.78 mph (109.07 km/h) |
| 70 mph (112.65 km/h) | 72.99 mph (117.46 km/h) |
| 75 mph (120.7 km/h) | 78.2 mph (125.85 km/h) |
| 80 mph (128.75 km/h) | 83.42 mph (134.24 km/h) |
| 85 mph (136.79 km/h) | 88.63 mph (142.64 km/h) |
| 90 mph (144.84 km/h) | 93.84 mph (151.03 km/h) |
| 95 mph (152.89 km/h) | 99.06 mph (159.42 km/h) |
| 100 mph (160.93 km/h) | 104.27 mph (167.81 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1906 | 2215 | 2385 | 2491 | 2604 | 2685 | 2774 | 2880 | 3026 | 3172 | 3334 | 3464 | 3699 | 3959 | 4162 | 4292 | 4365 | 4632 | 5005 | 5817 |
Better Fuel Economy Factory Ratios Increased Power
