Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 195/50-13 | 155/80-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.68 (525.2) | 22.76 (578.2) | 2.09 (53) 10.1% |
| Width inches (mm) | 7.68 (195) | 6.1 (155) | -1.57 (-40) -20.5% |
| Circum. inches (mm) | 64.96 (1649.96) | 71.51 (1816.47) | 6.56 (166.5) 10.1% |
| Sidewall Height inches (mm) | 3.84 (97.5) | 4.88 (124) | 1.04 (26.5) 27.2% |
| Revolutions per mile (km) | 975.38 (606.07) | 885.97 (550.52) | -89.41 (-55.55) -9.2% |
155/80-13 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.02 mph (35.44 km/h) |
| 25 mph (40.23 km/h) | 27.52 mph (44.29 km/h) |
| 30 mph (48.28 km/h) | 33.03 mph (53.15 km/h) |
| 35 mph (56.33 km/h) | 38.53 mph (62.01 km/h) |
| 40 mph (64.37 km/h) | 44.04 mph (70.87 km/h) |
| 45 mph (72.42 km/h) | 49.54 mph (79.73 km/h) |
| 50 mph (80.47 km/h) | 55.05 mph (88.59 km/h) |
| 55 mph (88.51 km/h) | 60.55 mph (97.45 km/h) |
| 60 mph (96.56 km/h) | 66.05 mph (106.31 km/h) |
| 65 mph (104.61 km/h) | 71.56 mph (115.16 km/h) |
| 70 mph (112.65 km/h) | 77.06 mph (124.02 km/h) |
| 75 mph (120.7 km/h) | 82.57 mph (132.88 km/h) |
| 80 mph (128.75 km/h) | 88.07 mph (141.74 km/h) |
| 85 mph (136.79 km/h) | 93.58 mph (150.6 km/h) |
| 90 mph (144.84 km/h) | 99.08 mph (159.46 km/h) |
| 95 mph (152.89 km/h) | 104.59 mph (168.32 km/h) |
| 100 mph (160.93 km/h) | 110.09 mph (177.18 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2255 | 2619 | 2821 | 2945 | 3080 | 3176 | 3281 | 3406 | 3579 | 3751 | 3943 | 4097 | 4375 | 4682 | 4922 | 5075 | 5162 | 5478 | 5920 | 6879 |
Better Fuel Economy Factory Ratios Increased Power
