Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 145/60-15 | 165/65-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.85 (555) | 22.44 (570.1) | 0.59 (15.1) 2.7% |
| Width inches (mm) | 5.71 (145) | 6.5 (165) | 0.79 (20) 13.8% |
| Circum. inches (mm) | 68.65 (1743.58) | 70.51 (1791.02) | 1.87 (47.44) 2.7% |
| Sidewall Height inches (mm) | 3.43 (87) | 4.22 (107.25) | 0.8 (20.25) 23.3% |
| Revolutions per mile (km) | 923.01 (573.53) | 898.56 (558.34) | -24.45 (-15.19) -2.6% |
165/65-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.54 mph (33.06 km/h) |
| 25 mph (40.23 km/h) | 25.68 mph (41.33 km/h) |
| 30 mph (48.28 km/h) | 30.82 mph (49.59 km/h) |
| 35 mph (56.33 km/h) | 35.95 mph (57.86 km/h) |
| 40 mph (64.37 km/h) | 41.09 mph (66.13 km/h) |
| 45 mph (72.42 km/h) | 46.22 mph (74.39 km/h) |
| 50 mph (80.47 km/h) | 51.36 mph (82.66 km/h) |
| 55 mph (88.51 km/h) | 56.5 mph (90.92 km/h) |
| 60 mph (96.56 km/h) | 61.63 mph (99.19 km/h) |
| 65 mph (104.61 km/h) | 66.77 mph (107.45 km/h) |
| 70 mph (112.65 km/h) | 71.9 mph (115.72 km/h) |
| 75 mph (120.7 km/h) | 77.04 mph (123.98 km/h) |
| 80 mph (128.75 km/h) | 82.18 mph (132.25 km/h) |
| 85 mph (136.79 km/h) | 87.31 mph (140.52 km/h) |
| 90 mph (144.84 km/h) | 92.45 mph (148.78 km/h) |
| 95 mph (152.89 km/h) | 97.58 mph (157.05 km/h) |
| 100 mph (160.93 km/h) | 102.72 mph (165.31 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2287 | 2656 | 2861 | 2987 | 3123 | 3221 | 3328 | 3454 | 3629 | 3805 | 3999 | 4155 | 4437 | 4748 | 4992 | 5147 | 5235 | 5556 | 6004 | 6977 |
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