Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/75-14 | 155/80-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.15 (588.1) | 22.76 (578.2) | -0.39 (-9.9) -1.7% |
| Width inches (mm) | 6.1 (155) | 6.1 (155) | 0 (0) 0% |
| Circum. inches (mm) | 72.74 (1847.57) | 71.51 (1816.47) | -1.22 (-31.1) -1.7% |
| Sidewall Height inches (mm) | 4.58 (116.25) | 4.88 (124) | 0.31 (7.75) 6.7% |
| Revolutions per mile (km) | 871.06 (541.25) | 885.97 (550.52) | 14.91 (9.27) 1.7% |
155/80-13 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.66 mph (31.65 km/h) |
| 25 mph (40.23 km/h) | 24.58 mph (39.56 km/h) |
| 30 mph (48.28 km/h) | 29.49 mph (47.47 km/h) |
| 35 mph (56.33 km/h) | 34.41 mph (55.38 km/h) |
| 40 mph (64.37 km/h) | 39.33 mph (63.29 km/h) |
| 45 mph (72.42 km/h) | 44.24 mph (71.2 km/h) |
| 50 mph (80.47 km/h) | 49.16 mph (79.11 km/h) |
| 55 mph (88.51 km/h) | 54.07 mph (87.02 km/h) |
| 60 mph (96.56 km/h) | 58.99 mph (94.94 km/h) |
| 65 mph (104.61 km/h) | 63.91 mph (102.85 km/h) |
| 70 mph (112.65 km/h) | 68.82 mph (110.76 km/h) |
| 75 mph (120.7 km/h) | 73.74 mph (118.67 km/h) |
| 80 mph (128.75 km/h) | 78.65 mph (126.58 km/h) |
| 85 mph (136.79 km/h) | 83.57 mph (134.49 km/h) |
| 90 mph (144.84 km/h) | 88.48 mph (142.4 km/h) |
| 95 mph (152.89 km/h) | 93.4 mph (150.31 km/h) |
| 100 mph (160.93 km/h) | 98.32 mph (158.23 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
