Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/70-12 | 175/70-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.65 (549.8) | 23.65 (600.6) | 2 (50.8) 9.2% |
| Width inches (mm) | 6.89 (175) | 6.89 (175) | 0 (0) 0% |
| Circum. inches (mm) | 68 (1727.25) | 74.29 (1886.84) | 6.28 (159.59) 9.2% |
| Sidewall Height inches (mm) | 4.82 (122.5) | 4.82 (122.5) | 0 (0) 0% |
| Revolutions per mile (km) | 931.74 (578.95) | 852.93 (529.99) | -78.81 (-48.97) -8.5% |
175/70-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.85 mph (35.16 km/h) |
| 25 mph (40.23 km/h) | 27.31 mph (43.95 km/h) |
| 30 mph (48.28 km/h) | 32.77 mph (52.74 km/h) |
| 35 mph (56.33 km/h) | 38.23 mph (61.53 km/h) |
| 40 mph (64.37 km/h) | 43.7 mph (70.32 km/h) |
| 45 mph (72.42 km/h) | 49.16 mph (79.11 km/h) |
| 50 mph (80.47 km/h) | 54.62 mph (87.9 km/h) |
| 55 mph (88.51 km/h) | 60.08 mph (96.69 km/h) |
| 60 mph (96.56 km/h) | 65.54 mph (105.48 km/h) |
| 65 mph (104.61 km/h) | 71.01 mph (114.27 km/h) |
| 70 mph (112.65 km/h) | 76.47 mph (123.06 km/h) |
| 75 mph (120.7 km/h) | 81.93 mph (131.85 km/h) |
| 80 mph (128.75 km/h) | 87.39 mph (140.64 km/h) |
| 85 mph (136.79 km/h) | 92.85 mph (149.43 km/h) |
| 90 mph (144.84 km/h) | 98.32 mph (158.22 km/h) |
| 95 mph (152.89 km/h) | 103.78 mph (167.01 km/h) |
| 100 mph (160.93 km/h) | 109.24 mph (175.8 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2171 | 2522 | 2715 | 2836 | 2965 | 3057 | 3159 | 3279 | 3445 | 3611 | 3796 | 3944 | 4212 | 4507 | 4738 | 4886 | 4969 | 5274 | 5699 | 6622 |
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