Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/80-14 | 155/65-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.76 (603.6) | 21.93 (557.1) | -1.83 (-46.5) -7.7% |
| Width inches (mm) | 6.1 (155) | 6.1 (155) | 0 (0) 0% |
| Circum. inches (mm) | 74.66 (1896.27) | 68.9 (1750.18) | -5.75 (-146.08) -7.7% |
| Sidewall Height inches (mm) | 4.88 (124) | 3.97 (100.75) | -0.92 (-23.25) -18.8% |
| Revolutions per mile (km) | 848.69 (527.35) | 919.53 (571.37) | 70.84 (44.02) 8.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.46 mph (29.71 km/h) |
| 25 mph (40.23 km/h) | 23.07 mph (37.13 km/h) |
| 30 mph (48.28 km/h) | 27.69 mph (44.56 km/h) |
| 35 mph (56.33 km/h) | 32.3 mph (51.99 km/h) |
| 40 mph (64.37 km/h) | 36.92 mph (59.41 km/h) |
| 45 mph (72.42 km/h) | 41.53 mph (66.84 km/h) |
| 50 mph (80.47 km/h) | 46.15 mph (74.27 km/h) |
| 55 mph (88.51 km/h) | 50.76 mph (81.7 km/h) |
| 60 mph (96.56 km/h) | 55.38 mph (89.12 km/h) |
| 65 mph (104.61 km/h) | 59.99 mph (96.55 km/h) |
| 70 mph (112.65 km/h) | 64.61 mph (103.98 km/h) |
| 75 mph (120.7 km/h) | 69.22 mph (111.4 km/h) |
| 80 mph (128.75 km/h) | 73.84 mph (118.83 km/h) |
| 85 mph (136.79 km/h) | 78.45 mph (126.26 km/h) |
| 90 mph (144.84 km/h) | 83.07 mph (133.68 km/h) |
| 95 mph (152.89 km/h) | 87.68 mph (141.11 km/h) |
| 100 mph (160.93 km/h) | 92.3 mph (148.54 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
