Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 145/60-15 | 165/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.85 (555) | 22.8 (579) | 0.94 (24) 4.3% |
| Width inches (mm) | 5.71 (145) | 6.5 (165) | 0.79 (20) 13.8% |
| Circum. inches (mm) | 68.65 (1743.58) | 71.61 (1818.98) | 2.97 (75.4) 4.3% |
| Sidewall Height inches (mm) | 3.43 (87) | 3.9 (99) | 0.47 (12) 13.8% |
| Revolutions per mile (km) | 923.01 (573.53) | 884.75 (549.76) | -38.26 (-23.77) -4.1% |
165/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.86 mph (33.58 km/h) |
| 25 mph (40.23 km/h) | 26.08 mph (41.97 km/h) |
| 30 mph (48.28 km/h) | 31.3 mph (50.37 km/h) |
| 35 mph (56.33 km/h) | 36.51 mph (58.76 km/h) |
| 40 mph (64.37 km/h) | 41.73 mph (67.16 km/h) |
| 45 mph (72.42 km/h) | 46.95 mph (75.55 km/h) |
| 50 mph (80.47 km/h) | 52.16 mph (83.95 km/h) |
| 55 mph (88.51 km/h) | 57.38 mph (92.34 km/h) |
| 60 mph (96.56 km/h) | 62.59 mph (100.74 km/h) |
| 65 mph (104.61 km/h) | 67.81 mph (109.13 km/h) |
| 70 mph (112.65 km/h) | 73.03 mph (117.53 km/h) |
| 75 mph (120.7 km/h) | 78.24 mph (125.92 km/h) |
| 80 mph (128.75 km/h) | 83.46 mph (134.32 km/h) |
| 85 mph (136.79 km/h) | 88.68 mph (142.71 km/h) |
| 90 mph (144.84 km/h) | 93.89 mph (151.1 km/h) |
| 95 mph (152.89 km/h) | 99.11 mph (159.5 km/h) |
| 100 mph (160.93 km/h) | 104.32 mph (167.89 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2252 | 2616 | 2817 | 2941 | 3075 | 3171 | 3277 | 3401 | 3574 | 3746 | 3938 | 4091 | 4369 | 4675 | 4915 | 5068 | 5155 | 5471 | 5911 | 6870 |
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