Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 180/80-14 | 175/65-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.34 (643.6) | 22.96 (583.1) | -2.38 (-60.5) -9.4% |
| Width inches (mm) | 7.09 (180) | 6.89 (175) | -0.2 (-5) -2.8% |
| Circum. inches (mm) | 79.6 (2021.93) | 72.12 (1831.86) | -7.48 (-190.07) -9.4% |
| Sidewall Height inches (mm) | 5.67 (144) | 4.48 (113.75) | -1.19 (-30.25) -21% |
| Revolutions per mile (km) | 795.94 (494.58) | 878.53 (545.89) | 82.58 (51.32) 10.4% |
175/65-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.12 mph (29.16 km/h) |
| 25 mph (40.23 km/h) | 22.65 mph (36.45 km/h) |
| 30 mph (48.28 km/h) | 27.18 mph (43.74 km/h) |
| 35 mph (56.33 km/h) | 31.71 mph (51.03 km/h) |
| 40 mph (64.37 km/h) | 36.24 mph (58.32 km/h) |
| 45 mph (72.42 km/h) | 40.77 mph (65.61 km/h) |
| 50 mph (80.47 km/h) | 45.3 mph (72.9 km/h) |
| 55 mph (88.51 km/h) | 49.83 mph (80.19 km/h) |
| 60 mph (96.56 km/h) | 54.36 mph (87.48 km/h) |
| 65 mph (104.61 km/h) | 58.89 mph (94.77 km/h) |
| 70 mph (112.65 km/h) | 63.42 mph (102.06 km/h) |
| 75 mph (120.7 km/h) | 67.95 mph (109.35 km/h) |
| 80 mph (128.75 km/h) | 72.48 mph (116.65 km/h) |
| 85 mph (136.79 km/h) | 77.01 mph (123.94 km/h) |
| 90 mph (144.84 km/h) | 81.54 mph (131.23 km/h) |
| 95 mph (152.89 km/h) | 86.07 mph (138.52 km/h) |
| 100 mph (160.93 km/h) | 90.6 mph (145.81 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2236 | 2597 | 2797 | 2921 | 3054 | 3149 | 3254 | 3377 | 3549 | 3720 | 3910 | 4062 | 4338 | 4643 | 4880 | 5033 | 5118 | 5432 | 5870 | 6821 |
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