Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/55-14 | 155/65-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.71 (526.1) | 21.93 (557.1) | 1.22 (31) 5.9% |
| Width inches (mm) | 6.1 (155) | 6.1 (155) | 0 (0) 0% |
| Circum. inches (mm) | 65.07 (1652.79) | 68.9 (1750.18) | 3.83 (97.39) 5.9% |
| Sidewall Height inches (mm) | 3.36 (85.25) | 3.97 (100.75) | 0.61 (15.5) 18.2% |
| Revolutions per mile (km) | 973.71 (605.04) | 919.53 (571.37) | -54.18 (-33.67) -5.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.18 mph (34.08 km/h) |
| 25 mph (40.23 km/h) | 26.47 mph (42.6 km/h) |
| 30 mph (48.28 km/h) | 31.77 mph (51.13 km/h) |
| 35 mph (56.33 km/h) | 37.06 mph (59.65 km/h) |
| 40 mph (64.37 km/h) | 42.36 mph (68.17 km/h) |
| 45 mph (72.42 km/h) | 47.65 mph (76.69 km/h) |
| 50 mph (80.47 km/h) | 52.95 mph (85.21 km/h) |
| 55 mph (88.51 km/h) | 58.24 mph (93.73 km/h) |
| 60 mph (96.56 km/h) | 63.54 mph (102.25 km/h) |
| 65 mph (104.61 km/h) | 68.83 mph (110.77 km/h) |
| 70 mph (112.65 km/h) | 74.12 mph (119.29 km/h) |
| 75 mph (120.7 km/h) | 79.42 mph (127.81 km/h) |
| 80 mph (128.75 km/h) | 84.71 mph (136.33 km/h) |
| 85 mph (136.79 km/h) | 90.01 mph (144.86 km/h) |
| 90 mph (144.84 km/h) | 95.3 mph (153.38 km/h) |
| 95 mph (152.89 km/h) | 100.6 mph (161.9 km/h) |
| 100 mph (160.93 km/h) | 105.89 mph (170.42 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
