Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 145/80-14 | 155/60-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.13 (587.6) | 21.32 (541.6) | -1.81 (-46) -7.8% |
| Width inches (mm) | 5.71 (145) | 6.1 (155) | 0.39 (10) 6.9% |
| Circum. inches (mm) | 72.68 (1846) | 66.99 (1701.49) | -5.69 (-144.51) -7.8% |
| Sidewall Height inches (mm) | 4.57 (116) | 3.66 (93) | -0.91 (-23) -19.8% |
| Revolutions per mile (km) | 871.8 (541.71) | 945.85 (587.72) | 74.05 (46.01) 8.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.43 mph (29.67 km/h) |
| 25 mph (40.23 km/h) | 23.04 mph (37.08 km/h) |
| 30 mph (48.28 km/h) | 27.65 mph (44.5 km/h) |
| 35 mph (56.33 km/h) | 32.26 mph (51.92 km/h) |
| 40 mph (64.37 km/h) | 36.87 mph (59.33 km/h) |
| 45 mph (72.42 km/h) | 41.48 mph (66.75 km/h) |
| 50 mph (80.47 km/h) | 46.09 mph (74.17 km/h) |
| 55 mph (88.51 km/h) | 50.69 mph (81.58 km/h) |
| 60 mph (96.56 km/h) | 55.3 mph (89 km/h) |
| 65 mph (104.61 km/h) | 59.91 mph (96.42 km/h) |
| 70 mph (112.65 km/h) | 64.52 mph (103.84 km/h) |
| 75 mph (120.7 km/h) | 69.13 mph (111.25 km/h) |
| 80 mph (128.75 km/h) | 73.74 mph (118.67 km/h) |
| 85 mph (136.79 km/h) | 78.35 mph (126.09 km/h) |
| 90 mph (144.84 km/h) | 82.95 mph (133.5 km/h) |
| 95 mph (152.89 km/h) | 87.56 mph (140.92 km/h) |
| 100 mph (160.93 km/h) | 92.17 mph (148.34 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
