Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/50-17 | 165/65-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.28 (616.8) | 22.44 (570.1) | -1.84 (-46.7) -7.6% |
| Width inches (mm) | 7.28 (185) | 6.5 (165) | -0.79 (-20) -10.8% |
| Circum. inches (mm) | 76.29 (1937.73) | 70.51 (1791.02) | -5.78 (-146.71) -7.6% |
| Sidewall Height inches (mm) | 3.64 (92.5) | 4.22 (107.25) | 0.58 (14.75) 15.9% |
| Revolutions per mile (km) | 830.53 (516.07) | 898.56 (558.34) | 68.03 (42.27) 8.2% |
165/65-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.49 mph (29.75 km/h) |
| 25 mph (40.23 km/h) | 23.11 mph (37.19 km/h) |
| 30 mph (48.28 km/h) | 27.73 mph (44.62 km/h) |
| 35 mph (56.33 km/h) | 32.35 mph (52.06 km/h) |
| 40 mph (64.37 km/h) | 36.97 mph (59.5 km/h) |
| 45 mph (72.42 km/h) | 41.59 mph (66.94 km/h) |
| 50 mph (80.47 km/h) | 46.21 mph (74.37 km/h) |
| 55 mph (88.51 km/h) | 50.84 mph (81.81 km/h) |
| 60 mph (96.56 km/h) | 55.46 mph (89.25 km/h) |
| 65 mph (104.61 km/h) | 60.08 mph (96.69 km/h) |
| 70 mph (112.65 km/h) | 64.7 mph (104.12 km/h) |
| 75 mph (120.7 km/h) | 69.32 mph (111.56 km/h) |
| 80 mph (128.75 km/h) | 73.94 mph (119 km/h) |
| 85 mph (136.79 km/h) | 78.56 mph (126.44 km/h) |
| 90 mph (144.84 km/h) | 83.19 mph (133.87 km/h) |
| 95 mph (152.89 km/h) | 87.81 mph (141.31 km/h) |
| 100 mph (160.93 km/h) | 92.43 mph (148.75 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2287 | 2656 | 2861 | 2987 | 3123 | 3221 | 3328 | 3454 | 3629 | 3805 | 3999 | 4155 | 4437 | 4748 | 4992 | 5147 | 5235 | 5556 | 6004 | 6977 |
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