Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/70-10 | 185/70-10 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 19.09 (485) | 20.2 (513) | 1.1 (28) 5.8% |
| Width inches (mm) | 6.5 (165) | 7.28 (185) | 0.79 (20) 12.1% |
| Circum. inches (mm) | 59.99 (1523.67) | 63.45 (1611.64) | 3.46 (87.96) 5.8% |
| Sidewall Height inches (mm) | 4.55 (115.5) | 5.1 (129.5) | 0.55 (14) 12.1% |
| Revolutions per mile (km) | 1056.23 (656.31) | 998.58 (620.49) | -57.65 (-35.82) -5.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.15 mph (34.05 km/h) |
| 25 mph (40.23 km/h) | 26.44 mph (42.56 km/h) |
| 30 mph (48.28 km/h) | 31.73 mph (51.07 km/h) |
| 35 mph (56.33 km/h) | 37.02 mph (59.58 km/h) |
| 40 mph (64.37 km/h) | 42.31 mph (68.09 km/h) |
| 45 mph (72.42 km/h) | 47.6 mph (76.6 km/h) |
| 50 mph (80.47 km/h) | 52.89 mph (85.11 km/h) |
| 55 mph (88.51 km/h) | 58.18 mph (93.62 km/h) |
| 60 mph (96.56 km/h) | 63.46 mph (102.14 km/h) |
| 65 mph (104.61 km/h) | 68.75 mph (110.65 km/h) |
| 70 mph (112.65 km/h) | 74.04 mph (119.16 km/h) |
| 75 mph (120.7 km/h) | 79.33 mph (127.67 km/h) |
| 80 mph (128.75 km/h) | 84.62 mph (136.18 km/h) |
| 85 mph (136.79 km/h) | 89.91 mph (144.69 km/h) |
| 90 mph (144.84 km/h) | 95.2 mph (153.2 km/h) |
| 95 mph (152.89 km/h) | 100.48 mph (161.71 km/h) |
| 100 mph (160.93 km/h) | 105.77 mph (170.23 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
