Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/70-15 | 175/65-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.44 (570) | 22.96 (583.1) | 0.52 (13.1) 2.3% |
| Width inches (mm) | 5.31 (135) | 6.89 (175) | 1.57 (40) 29.6% |
| Circum. inches (mm) | 70.5 (1790.71) | 72.12 (1831.86) | 1.62 (41.15) 2.3% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 4.48 (113.75) | 0.76 (19.25) 20.4% |
| Revolutions per mile (km) | 898.72 (558.44) | 878.53 (545.89) | -20.19 (-12.55) -2.2% |
175/65-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.46 mph (32.93 km/h) |
| 25 mph (40.23 km/h) | 25.57 mph (41.16 km/h) |
| 30 mph (48.28 km/h) | 30.69 mph (49.39 km/h) |
| 35 mph (56.33 km/h) | 35.8 mph (57.62 km/h) |
| 40 mph (64.37 km/h) | 40.92 mph (65.85 km/h) |
| 45 mph (72.42 km/h) | 46.03 mph (74.09 km/h) |
| 50 mph (80.47 km/h) | 51.15 mph (82.32 km/h) |
| 55 mph (88.51 km/h) | 56.26 mph (90.55 km/h) |
| 60 mph (96.56 km/h) | 61.38 mph (98.78 km/h) |
| 65 mph (104.61 km/h) | 66.49 mph (107.01 km/h) |
| 70 mph (112.65 km/h) | 71.61 mph (115.24 km/h) |
| 75 mph (120.7 km/h) | 76.72 mph (123.48 km/h) |
| 80 mph (128.75 km/h) | 81.84 mph (131.71 km/h) |
| 85 mph (136.79 km/h) | 86.95 mph (139.94 km/h) |
| 90 mph (144.84 km/h) | 92.07 mph (148.17 km/h) |
| 95 mph (152.89 km/h) | 97.18 mph (156.4 km/h) |
| 100 mph (160.93 km/h) | 102.3 mph (164.63 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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