Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/65-14 | 185/55-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.93 (557.1) | 22.01 (559.1) | 0.08 (2) 0.4% |
| Width inches (mm) | 6.1 (155) | 7.28 (185) | 1.18 (30) 19.4% |
| Circum. inches (mm) | 68.9 (1750.18) | 69.15 (1756.46) | 0.25 (6.28) 0.4% |
| Sidewall Height inches (mm) | 3.97 (100.75) | 4.01 (101.75) | 0.04 (1) 1% |
| Revolutions per mile (km) | 919.53 (571.37) | 916.24 (569.32) | -3.29 (-2.04) -0.4% |
185/55-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.07 mph (32.3 km/h) |
| 25 mph (40.23 km/h) | 25.09 mph (40.38 km/h) |
| 30 mph (48.28 km/h) | 30.11 mph (48.45 km/h) |
| 35 mph (56.33 km/h) | 35.13 mph (56.53 km/h) |
| 40 mph (64.37 km/h) | 40.14 mph (64.6 km/h) |
| 45 mph (72.42 km/h) | 45.16 mph (72.68 km/h) |
| 50 mph (80.47 km/h) | 50.18 mph (80.76 km/h) |
| 55 mph (88.51 km/h) | 55.2 mph (88.83 km/h) |
| 60 mph (96.56 km/h) | 60.22 mph (96.91 km/h) |
| 65 mph (104.61 km/h) | 65.23 mph (104.98 km/h) |
| 70 mph (112.65 km/h) | 70.25 mph (113.06 km/h) |
| 75 mph (120.7 km/h) | 75.27 mph (121.13 km/h) |
| 80 mph (128.75 km/h) | 80.29 mph (129.21 km/h) |
| 85 mph (136.79 km/h) | 85.31 mph (137.29 km/h) |
| 90 mph (144.84 km/h) | 90.32 mph (145.36 km/h) |
| 95 mph (152.89 km/h) | 95.34 mph (153.44 km/h) |
| 100 mph (160.93 km/h) | 100.36 mph (161.51 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2332 | 2709 | 2917 | 3046 | 3185 | 3284 | 3393 | 3522 | 3701 | 3879 | 4078 | 4237 | 4524 | 4842 | 5090 | 5249 | 5338 | 5665 | 6122 | 7114 |
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