Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/82-12 | 168/70-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.01 (559) | 22.26 (565.4) | 0.25 (6.4) 1.1% |
| Width inches (mm) | 6.1 (155) | 6.61 (168) | 0.51 (13) 8.4% |
| Circum. inches (mm) | 69.14 (1756.15) | 69.93 (1776.26) | 0.79 (20.11) 1.1% |
| Sidewall Height inches (mm) | 5 (127.1) | 4.63 (117.6) | -0.37 (-9.5) -7.5% |
| Revolutions per mile (km) | 916.4 (569.43) | 906.03 (562.98) | -10.37 (-6.45) -1.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.23 mph (32.56 km/h) |
| 25 mph (40.23 km/h) | 25.29 mph (40.69 km/h) |
| 30 mph (48.28 km/h) | 30.34 mph (48.83 km/h) |
| 35 mph (56.33 km/h) | 35.4 mph (56.97 km/h) |
| 40 mph (64.37 km/h) | 40.46 mph (65.11 km/h) |
| 45 mph (72.42 km/h) | 45.52 mph (73.25 km/h) |
| 50 mph (80.47 km/h) | 50.57 mph (81.39 km/h) |
| 55 mph (88.51 km/h) | 55.63 mph (89.53 km/h) |
| 60 mph (96.56 km/h) | 60.69 mph (97.67 km/h) |
| 65 mph (104.61 km/h) | 65.74 mph (105.81 km/h) |
| 70 mph (112.65 km/h) | 70.8 mph (113.94 km/h) |
| 75 mph (120.7 km/h) | 75.86 mph (122.08 km/h) |
| 80 mph (128.75 km/h) | 80.92 mph (130.22 km/h) |
| 85 mph (136.79 km/h) | 85.97 mph (138.36 km/h) |
| 90 mph (144.84 km/h) | 91.03 mph (146.5 km/h) |
| 95 mph (152.89 km/h) | 96.09 mph (154.64 km/h) |
| 100 mph (160.93 km/h) | 101.14 mph (162.78 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2306 | 2679 | 2885 | 3012 | 3149 | 3248 | 3355 | 3483 | 3660 | 3836 | 4032 | 4189 | 4474 | 4788 | 5033 | 5190 | 5279 | 5602 | 6054 | 7035 |
Better Fuel Economy Factory Ratios Increased Power
