Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 145/80-13 | 165/65-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.13 (562.2) | 22.44 (570.1) | 0.31 (7.9) 1.4% |
| Width inches (mm) | 5.71 (145) | 6.5 (165) | 0.79 (20) 13.8% |
| Circum. inches (mm) | 69.54 (1766.2) | 70.51 (1791.02) | 0.98 (24.82) 1.4% |
| Sidewall Height inches (mm) | 4.57 (116) | 4.22 (107.25) | -0.34 (-8.75) -7.5% |
| Revolutions per mile (km) | 911.19 (566.19) | 898.56 (558.34) | -12.63 (-7.85) -1.4% |
165/65-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.28 mph (32.64 km/h) |
| 25 mph (40.23 km/h) | 25.35 mph (40.8 km/h) |
| 30 mph (48.28 km/h) | 30.42 mph (48.96 km/h) |
| 35 mph (56.33 km/h) | 35.49 mph (57.12 km/h) |
| 40 mph (64.37 km/h) | 40.56 mph (65.28 km/h) |
| 45 mph (72.42 km/h) | 45.63 mph (73.44 km/h) |
| 50 mph (80.47 km/h) | 50.7 mph (81.6 km/h) |
| 55 mph (88.51 km/h) | 55.77 mph (89.76 km/h) |
| 60 mph (96.56 km/h) | 60.84 mph (97.92 km/h) |
| 65 mph (104.61 km/h) | 65.91 mph (106.08 km/h) |
| 70 mph (112.65 km/h) | 70.98 mph (114.24 km/h) |
| 75 mph (120.7 km/h) | 76.05 mph (122.4 km/h) |
| 80 mph (128.75 km/h) | 81.12 mph (130.56 km/h) |
| 85 mph (136.79 km/h) | 86.19 mph (138.72 km/h) |
| 90 mph (144.84 km/h) | 91.26 mph (146.88 km/h) |
| 95 mph (152.89 km/h) | 96.33 mph (155.04 km/h) |
| 100 mph (160.93 km/h) | 101.41 mph (163.2 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2287 | 2656 | 2861 | 2987 | 3123 | 3221 | 3328 | 3454 | 3629 | 3805 | 3999 | 4155 | 4437 | 4748 | 4992 | 5147 | 5235 | 5556 | 6004 | 6977 |
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