Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 125/70-17 | 165/80-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.89 (606.8) | 27.39 (695.8) | 3.5 (89) 14.7% |
| Width inches (mm) | 4.92 (125) | 6.5 (165) | 1.57 (40) 32% |
| Circum. inches (mm) | 75.05 (1906.32) | 86.06 (2185.92) | 11.01 (279.6) 14.7% |
| Sidewall Height inches (mm) | 3.44 (87.5) | 5.2 (132) | 1.75 (44.5) 50.9% |
| Revolutions per mile (km) | 844.22 (524.57) | 736.23 (457.47) | -107.98 (-67.1) -12.8% |
165/80-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.93 mph (36.91 km/h) |
| 25 mph (40.23 km/h) | 28.67 mph (46.13 km/h) |
| 30 mph (48.28 km/h) | 34.4 mph (55.36 km/h) |
| 35 mph (56.33 km/h) | 40.13 mph (64.59 km/h) |
| 40 mph (64.37 km/h) | 45.87 mph (73.82 km/h) |
| 45 mph (72.42 km/h) | 51.6 mph (83.04 km/h) |
| 50 mph (80.47 km/h) | 57.33 mph (92.27 km/h) |
| 55 mph (88.51 km/h) | 63.07 mph (101.5 km/h) |
| 60 mph (96.56 km/h) | 68.8 mph (110.72 km/h) |
| 65 mph (104.61 km/h) | 74.53 mph (119.95 km/h) |
| 70 mph (112.65 km/h) | 80.27 mph (129.18 km/h) |
| 75 mph (120.7 km/h) | 86 mph (138.4 km/h) |
| 80 mph (128.75 km/h) | 91.73 mph (147.63 km/h) |
| 85 mph (136.79 km/h) | 97.47 mph (156.86 km/h) |
| 90 mph (144.84 km/h) | 103.2 mph (166.09 km/h) |
| 95 mph (152.89 km/h) | 108.93 mph (175.31 km/h) |
| 100 mph (160.93 km/h) | 114.67 mph (184.54 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1874 | 2177 | 2344 | 2448 | 2559 | 2639 | 2727 | 2830 | 2974 | 3117 | 3277 | 3404 | 3636 | 3891 | 4090 | 4218 | 4289 | 4552 | 4919 | 5716 |
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