Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/70-13 | 175/65-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.44 (519.2) | 22.96 (583.1) | 2.52 (63.9) 12.3% |
| Width inches (mm) | 5.31 (135) | 6.89 (175) | 1.57 (40) 29.6% |
| Circum. inches (mm) | 64.22 (1631.11) | 72.12 (1831.86) | 7.9 (200.75) 12.3% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 4.48 (113.75) | 0.76 (19.25) 20.4% |
| Revolutions per mile (km) | 986.65 (613.08) | 878.53 (545.89) | -108.12 (-67.19) -11% |
175/65-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.46 mph (36.15 km/h) |
| 25 mph (40.23 km/h) | 28.08 mph (45.19 km/h) |
| 30 mph (48.28 km/h) | 33.69 mph (54.22 km/h) |
| 35 mph (56.33 km/h) | 39.31 mph (63.26 km/h) |
| 40 mph (64.37 km/h) | 44.92 mph (72.3 km/h) |
| 45 mph (72.42 km/h) | 50.54 mph (81.33 km/h) |
| 50 mph (80.47 km/h) | 56.15 mph (90.37 km/h) |
| 55 mph (88.51 km/h) | 61.77 mph (99.41 km/h) |
| 60 mph (96.56 km/h) | 67.38 mph (108.44 km/h) |
| 65 mph (104.61 km/h) | 73 mph (117.48 km/h) |
| 70 mph (112.65 km/h) | 78.62 mph (126.52 km/h) |
| 75 mph (120.7 km/h) | 84.23 mph (135.56 km/h) |
| 80 mph (128.75 km/h) | 89.85 mph (144.59 km/h) |
| 85 mph (136.79 km/h) | 95.46 mph (153.63 km/h) |
| 90 mph (144.84 km/h) | 101.08 mph (162.67 km/h) |
| 95 mph (152.89 km/h) | 106.69 mph (171.7 km/h) |
| 100 mph (160.93 km/h) | 112.31 mph (180.74 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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