Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/80-14 | 155/80-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.5 (571.6) | 22.76 (578.2) | 0.26 (6.6) 1.2% |
| Width inches (mm) | 5.31 (135) | 6.1 (155) | 0.79 (20) 14.8% |
| Circum. inches (mm) | 70.7 (1795.73) | 71.51 (1816.47) | 0.82 (20.73) 1.2% |
| Sidewall Height inches (mm) | 4.25 (108) | 4.88 (124) | 0.63 (16) 14.8% |
| Revolutions per mile (km) | 896.2 (556.87) | 885.97 (550.52) | -10.23 (-6.36) -1.1% |
155/80-13 Tires
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 (40.7 km/h) |
| 30 mph (48.28 km/h) | 30.35 mph (48.84 km/h) |
| 35 mph (56.33 km/h) | 35.4 mph (56.98 km/h) |
| 40 mph (64.37 km/h) | 40.46 mph (65.12 km/h) |
| 45 mph (72.42 km/h) | 45.52 mph (73.26 km/h) |
| 50 mph (80.47 km/h) | 50.58 mph (81.4 km/h) |
| 55 mph (88.51 km/h) | 55.64 mph (89.54 km/h) |
| 60 mph (96.56 km/h) | 60.69 mph (97.68 km/h) |
| 65 mph (104.61 km/h) | 65.75 mph (105.82 km/h) |
| 70 mph (112.65 km/h) | 70.81 mph (113.96 km/h) |
| 75 mph (120.7 km/h) | 75.87 mph (122.09 km/h) |
| 80 mph (128.75 km/h) | 80.92 mph (130.23 km/h) |
| 85 mph (136.79 km/h) | 85.98 mph (138.37 km/h) |
| 90 mph (144.84 km/h) | 91.04 mph (146.51 km/h) |
| 95 mph (152.89 km/h) | 96.1 mph (154.65 km/h) |
| 100 mph (160.93 km/h) | 101.15 mph (162.79 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
