Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/65-14 | 185/60-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.93 (557.1) | 22.74 (577.6) | 0.81 (20.5) 3.7% |
| Width inches (mm) | 6.1 (155) | 7.28 (185) | 1.18 (30) 19.4% |
| Circum. inches (mm) | 68.9 (1750.18) | 71.44 (1814.58) | 2.54 (64.4) 3.7% |
| Sidewall Height inches (mm) | 3.97 (100.75) | 4.37 (111) | 0.4 (10.25) 10.2% |
| Revolutions per mile (km) | 919.53 (571.37) | 886.89 (551.09) | -32.64 (-20.28) -3.5% |
185/60-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.74 mph (33.37 km/h) |
| 25 mph (40.23 km/h) | 25.92 mph (41.71 km/h) |
| 30 mph (48.28 km/h) | 31.1 mph (50.06 km/h) |
| 35 mph (56.33 km/h) | 36.29 mph (58.4 km/h) |
| 40 mph (64.37 km/h) | 41.47 mph (66.74 km/h) |
| 45 mph (72.42 km/h) | 46.66 mph (75.09 km/h) |
| 50 mph (80.47 km/h) | 51.84 mph (83.43 km/h) |
| 55 mph (88.51 km/h) | 57.02 mph (91.77 km/h) |
| 60 mph (96.56 km/h) | 62.21 mph (100.11 km/h) |
| 65 mph (104.61 km/h) | 67.39 mph (108.46 km/h) |
| 70 mph (112.65 km/h) | 72.58 mph (116.8 km/h) |
| 75 mph (120.7 km/h) | 77.76 mph (125.14 km/h) |
| 80 mph (128.75 km/h) | 82.94 mph (133.49 km/h) |
| 85 mph (136.79 km/h) | 88.13 mph (141.83 km/h) |
| 90 mph (144.84 km/h) | 93.31 mph (150.17 km/h) |
| 95 mph (152.89 km/h) | 98.5 mph (158.51 km/h) |
| 100 mph (160.93 km/h) | 103.68 mph (166.86 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2257 | 2622 | 2824 | 2948 | 3083 | 3179 | 3285 | 3409 | 3582 | 3755 | 3947 | 4101 | 4379 | 4687 | 4927 | 5081 | 5167 | 5484 | 5926 | 6886 |
Better Fuel Economy Factory Ratios Increased Power
