Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/50-17 | 175/70-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.28 (616.8) | 23.65 (600.6) | -0.64 (-16.2) -2.6% |
| Width inches (mm) | 7.28 (185) | 6.89 (175) | -0.39 (-10) -5.4% |
| Circum. inches (mm) | 76.29 (1937.73) | 74.29 (1886.84) | -2 (-50.89) -2.6% |
| Sidewall Height inches (mm) | 3.64 (92.5) | 4.82 (122.5) | 1.18 (30) 32.4% |
| Revolutions per mile (km) | 830.53 (516.07) | 852.93 (529.99) | 22.4 (13.92) 2.7% |
175/70-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.47 mph (31.34 km/h) |
| 25 mph (40.23 km/h) | 24.34 mph (39.18 km/h) |
| 30 mph (48.28 km/h) | 29.21 mph (47.01 km/h) |
| 35 mph (56.33 km/h) | 34.08 mph (54.85 km/h) |
| 40 mph (64.37 km/h) | 38.95 mph (62.68 km/h) |
| 45 mph (72.42 km/h) | 43.82 mph (70.52 km/h) |
| 50 mph (80.47 km/h) | 48.69 mph (78.35 km/h) |
| 55 mph (88.51 km/h) | 53.56 mph (86.19 km/h) |
| 60 mph (96.56 km/h) | 58.42 mph (94.02 km/h) |
| 65 mph (104.61 km/h) | 63.29 mph (101.86 km/h) |
| 70 mph (112.65 km/h) | 68.16 mph (109.7 km/h) |
| 75 mph (120.7 km/h) | 73.03 mph (117.53 km/h) |
| 80 mph (128.75 km/h) | 77.9 mph (125.37 km/h) |
| 85 mph (136.79 km/h) | 82.77 mph (133.2 km/h) |
| 90 mph (144.84 km/h) | 87.64 mph (141.04 km/h) |
| 95 mph (152.89 km/h) | 92.5 mph (148.87 km/h) |
| 100 mph (160.93 km/h) | 97.37 mph (156.71 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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