Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/82-15 | 205/30-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.65 (651.6) | 18.84 (478.6) | -6.81 (-173) -26.6% |
| Width inches (mm) | 6.5 (165) | 8.07 (205) | 1.57 (40) 24.2% |
| Circum. inches (mm) | 80.59 (2047.06) | 59.2 (1503.57) | -21.4 (-543.5) -26.6% |
| Sidewall Height inches (mm) | 5.33 (135.3) | 2.42 (61.5) | -2.91 (-73.8) -54.5% |
| Revolutions per mile (km) | 786.17 (488.5) | 1070.35 (665.08) | 284.18 (176.58) 36.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 14.69 mph (23.64 km/h) |
| 25 mph (40.23 km/h) | 18.36 mph (29.55 km/h) |
| 30 mph (48.28 km/h) | 22.03 mph (35.46 km/h) |
| 35 mph (56.33 km/h) | 25.71 mph (41.37 km/h) |
| 40 mph (64.37 km/h) | 29.38 mph (47.28 km/h) |
| 45 mph (72.42 km/h) | 33.05 mph (53.19 km/h) |
| 50 mph (80.47 km/h) | 36.72 mph (59.1 km/h) |
| 55 mph (88.51 km/h) | 40.4 mph (65.01 km/h) |
| 60 mph (96.56 km/h) | 44.07 mph (70.92 km/h) |
| 65 mph (104.61 km/h) | 47.74 mph (76.83 km/h) |
| 70 mph (112.65 km/h) | 51.41 mph (82.74 km/h) |
| 75 mph (120.7 km/h) | 55.09 mph (88.65 km/h) |
| 80 mph (128.75 km/h) | 58.76 mph (94.57 km/h) |
| 85 mph (136.79 km/h) | 62.43 mph (100.48 km/h) |
| 90 mph (144.84 km/h) | 66.1 mph (106.39 km/h) |
| 95 mph (152.89 km/h) | 69.78 mph (112.3 km/h) |
| 100 mph (160.93 km/h) | 73.45 mph (118.21 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
