Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/82-15 | 210/55-12 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.65 (651.6) | 21.09 (535.8) | -4.56 (-115.8) -17.8% |
| Width inches (mm) | 6.5 (165) | 8.27 (210) | 1.77 (45) 27.3% |
| Circum. inches (mm) | 80.59 (2047.06) | 66.27 (1683.27) | -14.32 (-363.8) -17.8% |
| Sidewall Height inches (mm) | 5.33 (135.3) | 4.55 (115.5) | -0.78 (-19.8) -14.6% |
| Revolutions per mile (km) | 786.17 (488.5) | 956.08 (594.08) | 169.91 (105.58) 21.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 16.45 mph (26.47 km/h) |
| 25 mph (40.23 km/h) | 20.56 mph (33.08 km/h) |
| 30 mph (48.28 km/h) | 24.67 mph (39.7 km/h) |
| 35 mph (56.33 km/h) | 28.78 mph (46.32 km/h) |
| 40 mph (64.37 km/h) | 32.89 mph (52.93 km/h) |
| 45 mph (72.42 km/h) | 37 mph (59.55 km/h) |
| 50 mph (80.47 km/h) | 41.11 mph (66.17 km/h) |
| 55 mph (88.51 km/h) | 45.23 mph (72.78 km/h) |
| 60 mph (96.56 km/h) | 49.34 mph (79.4 km/h) |
| 65 mph (104.61 km/h) | 53.45 mph (86.02 km/h) |
| 70 mph (112.65 km/h) | 57.56 mph (92.63 km/h) |
| 75 mph (120.7 km/h) | 61.67 mph (99.25 km/h) |
| 80 mph (128.75 km/h) | 65.78 mph (105.87 km/h) |
| 85 mph (136.79 km/h) | 69.89 mph (112.48 km/h) |
| 90 mph (144.84 km/h) | 74.01 mph (119.1 km/h) |
| 95 mph (152.89 km/h) | 78.12 mph (125.72 km/h) |
| 100 mph (160.93 km/h) | 82.23 mph (132.33 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
