Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/60-20 | 215/60-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.8 (706) | 30.16 (766) | 2.36 (60) 8.5% |
| Width inches (mm) | 6.5 (165) | 8.46 (215) | 1.97 (50) 30.3% |
| Circum. inches (mm) | 87.32 (2217.96) | 94.74 (2406.46) | 7.42 (188.5) 8.5% |
| Sidewall Height inches (mm) | 3.9 (99) | 5.08 (129) | 1.18 (30) 30.3% |
| Revolutions per mile (km) | 725.6 (450.86) | 668.76 (415.55) | -56.84 (-35.32) -7.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.7 mph (34.92 km/h) |
| 25 mph (40.23 km/h) | 27.12 mph (43.65 km/h) |
| 30 mph (48.28 km/h) | 32.55 mph (52.38 km/h) |
| 35 mph (56.33 km/h) | 37.97 mph (61.11 km/h) |
| 40 mph (64.37 km/h) | 43.4 mph (69.84 km/h) |
| 45 mph (72.42 km/h) | 48.82 mph (78.58 km/h) |
| 50 mph (80.47 km/h) | 54.25 mph (87.31 km/h) |
| 55 mph (88.51 km/h) | 59.67 mph (96.04 km/h) |
| 60 mph (96.56 km/h) | 65.1 mph (104.77 km/h) |
| 65 mph (104.61 km/h) | 70.52 mph (113.5 km/h) |
| 70 mph (112.65 km/h) | 75.95 mph (122.23 km/h) |
| 75 mph (120.7 km/h) | 81.37 mph (130.96 km/h) |
| 80 mph (128.75 km/h) | 86.8 mph (139.69 km/h) |
| 85 mph (136.79 km/h) | 92.22 mph (148.42 km/h) |
| 90 mph (144.84 km/h) | 97.65 mph (157.15 km/h) |
| 95 mph (152.89 km/h) | 103.07 mph (165.88 km/h) |
| 100 mph (160.93 km/h) | 108.5 mph (174.61 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1702 | 1977 | 2129 | 2223 | 2325 | 2397 | 2477 | 2571 | 2701 | 2832 | 2976 | 3092 | 3302 | 3534 | 3715 | 3831 | 3896 | 4135 | 4468 | 5193 |
Better Fuel Economy Factory Ratios Increased Power
