Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/60-20 | 155/60-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.8 (706) | 27.32 (694) | -0.47 (-12) -1.7% |
| Width inches (mm) | 6.5 (165) | 6.1 (155) | -0.39 (-10) -6.1% |
| Circum. inches (mm) | 87.32 (2217.96) | 85.84 (2180.27) | -1.48 (-37.7) -1.7% |
| Sidewall Height inches (mm) | 3.9 (99) | 3.66 (93) | -0.24 (-6) -6.1% |
| Revolutions per mile (km) | 725.6 (450.86) | 738.14 (458.66) | 12.55 (7.8) 1.7% |
155/60-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.66 mph (31.64 km/h) |
| 25 mph (40.23 km/h) | 24.58 mph (39.55 km/h) |
| 30 mph (48.28 km/h) | 29.49 mph (47.46 km/h) |
| 35 mph (56.33 km/h) | 34.41 mph (55.37 km/h) |
| 40 mph (64.37 km/h) | 39.32 mph (63.28 km/h) |
| 45 mph (72.42 km/h) | 44.24 mph (71.19 km/h) |
| 50 mph (80.47 km/h) | 49.15 mph (79.1 km/h) |
| 55 mph (88.51 km/h) | 54.07 mph (87.01 km/h) |
| 60 mph (96.56 km/h) | 58.98 mph (94.92 km/h) |
| 65 mph (104.61 km/h) | 63.9 mph (102.83 km/h) |
| 70 mph (112.65 km/h) | 68.81 mph (110.74 km/h) |
| 75 mph (120.7 km/h) | 73.73 mph (118.65 km/h) |
| 80 mph (128.75 km/h) | 78.64 mph (126.56 km/h) |
| 85 mph (136.79 km/h) | 83.56 mph (134.47 km/h) |
| 90 mph (144.84 km/h) | 88.47 mph (142.38 km/h) |
| 95 mph (152.89 km/h) | 93.39 mph (150.29 km/h) |
| 100 mph (160.93 km/h) | 98.3 mph (158.2 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1878 | 2182 | 2350 | 2454 | 2566 | 2646 | 2734 | 2838 | 2982 | 3125 | 3285 | 3413 | 3645 | 3901 | 4101 | 4228 | 4300 | 4564 | 4932 | 5731 |
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