Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 170/60-16 | 185/60-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.03 (610.4) | 22.74 (577.6) | -1.29 (-32.8) -5.4% |
| Width inches (mm) | 6.69 (170) | 7.28 (185) | 0.59 (15) 8.8% |
| Circum. inches (mm) | 75.5 (1917.63) | 71.44 (1814.58) | -4.06 (-103.04) -5.4% |
| Sidewall Height inches (mm) | 4.02 (102) | 4.37 (111) | 0.35 (9) 8.8% |
| Revolutions per mile (km) | 839.24 (521.48) | 886.89 (551.09) | 47.66 (29.61) 5.7% |
185/60-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.93 mph (30.46 km/h) |
| 25 mph (40.23 km/h) | 23.66 mph (38.07 km/h) |
| 30 mph (48.28 km/h) | 28.39 mph (45.69 km/h) |
| 35 mph (56.33 km/h) | 33.12 mph (53.3 km/h) |
| 40 mph (64.37 km/h) | 37.85 mph (60.91 km/h) |
| 45 mph (72.42 km/h) | 42.58 mph (68.53 km/h) |
| 50 mph (80.47 km/h) | 47.31 mph (76.14 km/h) |
| 55 mph (88.51 km/h) | 52.04 mph (83.76 km/h) |
| 60 mph (96.56 km/h) | 56.78 mph (91.37 km/h) |
| 65 mph (104.61 km/h) | 61.51 mph (98.99 km/h) |
| 70 mph (112.65 km/h) | 66.24 mph (106.6 km/h) |
| 75 mph (120.7 km/h) | 70.97 mph (114.22 km/h) |
| 80 mph (128.75 km/h) | 75.7 mph (121.83 km/h) |
| 85 mph (136.79 km/h) | 80.43 mph (129.44 km/h) |
| 90 mph (144.84 km/h) | 85.16 mph (137.06 km/h) |
| 95 mph (152.89 km/h) | 89.9 mph (144.67 km/h) |
| 100 mph (160.93 km/h) | 94.63 mph (152.29 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 |
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