Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/65-13 | 155/80-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.93 (531.7) | 22.76 (578.2) | 1.83 (46.5) 8.7% |
| Width inches (mm) | 6.1 (155) | 6.1 (155) | 0 (0) 0% |
| Circum. inches (mm) | 65.76 (1670.38) | 71.51 (1816.47) | 5.75 (146.08) 8.7% |
| Sidewall Height inches (mm) | 3.97 (100.75) | 4.88 (124) | 0.92 (23.25) 23.1% |
| Revolutions per mile (km) | 963.46 (598.66) | 885.97 (550.52) | -77.48 (-48.15) -8% |
155/80-13 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.75 mph (35 km/h) |
| 25 mph (40.23 km/h) | 27.19 mph (43.75 km/h) |
| 30 mph (48.28 km/h) | 32.62 mph (52.5 km/h) |
| 35 mph (56.33 km/h) | 38.06 mph (61.25 km/h) |
| 40 mph (64.37 km/h) | 43.5 mph (70 km/h) |
| 45 mph (72.42 km/h) | 48.94 mph (78.75 km/h) |
| 50 mph (80.47 km/h) | 54.37 mph (87.5 km/h) |
| 55 mph (88.51 km/h) | 59.81 mph (96.26 km/h) |
| 60 mph (96.56 km/h) | 65.25 mph (105.01 km/h) |
| 65 mph (104.61 km/h) | 70.68 mph (113.76 km/h) |
| 70 mph (112.65 km/h) | 76.12 mph (122.51 km/h) |
| 75 mph (120.7 km/h) | 81.56 mph (131.26 km/h) |
| 80 mph (128.75 km/h) | 87 mph (140.01 km/h) |
| 85 mph (136.79 km/h) | 92.43 mph (148.76 km/h) |
| 90 mph (144.84 km/h) | 97.87 mph (157.51 km/h) |
| 95 mph (152.89 km/h) | 103.31 mph (166.26 km/h) |
| 100 mph (160.93 km/h) | 108.75 mph (175.01 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
