Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/80-14 | 155/75-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.76 (603.6) | 23.15 (588.1) | -0.61 (-15.5) -2.6% |
| Width inches (mm) | 6.1 (155) | 6.1 (155) | 0 (0) 0% |
| Circum. inches (mm) | 74.66 (1896.27) | 72.74 (1847.57) | -1.92 (-48.69) -2.6% |
| Sidewall Height inches (mm) | 4.88 (124) | 4.58 (116.25) | -0.31 (-7.75) -6.3% |
| Revolutions per mile (km) | 848.69 (527.35) | 871.06 (541.25) | 22.37 (13.9) 2.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.49 mph (31.36 km/h) |
| 25 mph (40.23 km/h) | 24.36 mph (39.2 km/h) |
| 30 mph (48.28 km/h) | 29.23 mph (47.04 km/h) |
| 35 mph (56.33 km/h) | 34.1 mph (54.88 km/h) |
| 40 mph (64.37 km/h) | 38.97 mph (62.72 km/h) |
| 45 mph (72.42 km/h) | 43.84 mph (70.56 km/h) |
| 50 mph (80.47 km/h) | 48.72 mph (78.4 km/h) |
| 55 mph (88.51 km/h) | 53.59 mph (86.24 km/h) |
| 60 mph (96.56 km/h) | 58.46 mph (94.08 km/h) |
| 65 mph (104.61 km/h) | 63.33 mph (101.92 km/h) |
| 70 mph (112.65 km/h) | 68.2 mph (109.76 km/h) |
| 75 mph (120.7 km/h) | 73.07 mph (117.6 km/h) |
| 80 mph (128.75 km/h) | 77.95 mph (125.44 km/h) |
| 85 mph (136.79 km/h) | 82.82 mph (133.28 km/h) |
| 90 mph (144.84 km/h) | 87.69 mph (141.12 km/h) |
| 95 mph (152.89 km/h) | 92.56 mph (148.96 km/h) |
| 100 mph (160.93 km/h) | 97.43 mph (156.8 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2217 | 2575 | 2773 | 2896 | 3028 | 3122 | 3226 | 3349 | 3518 | 3688 | 3877 | 4028 | 4301 | 4603 | 4839 | 4990 | 5075 | 5386 | 5820 | 6763 |
Better Fuel Economy Factory Ratios Increased Power
