Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/90-17 | 155/90-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.69 (728.8) | 27.98 (710.8) | -0.71 (-18) -2.5% |
| Width inches (mm) | 6.5 (165) | 6.1 (155) | -0.39 (-10) -6.1% |
| Circum. inches (mm) | 90.14 (2289.59) | 87.92 (2233.04) | -2.23 (-56.55) -2.5% |
| Sidewall Height inches (mm) | 5.85 (148.5) | 5.49 (139.5) | -0.35 (-9) -6.1% |
| Revolutions per mile (km) | 702.9 (436.76) | 720.7 (447.82) | 17.8 (11.06) 2.5% |
155/90-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.51 mph (31.39 km/h) |
| 25 mph (40.23 km/h) | 24.38 mph (39.24 km/h) |
| 30 mph (48.28 km/h) | 29.26 mph (47.09 km/h) |
| 35 mph (56.33 km/h) | 34.14 mph (54.94 km/h) |
| 40 mph (64.37 km/h) | 39.01 mph (62.78 km/h) |
| 45 mph (72.42 km/h) | 43.89 mph (70.63 km/h) |
| 50 mph (80.47 km/h) | 48.77 mph (78.48 km/h) |
| 55 mph (88.51 km/h) | 53.64 mph (86.33 km/h) |
| 60 mph (96.56 km/h) | 58.52 mph (94.18 km/h) |
| 65 mph (104.61 km/h) | 63.39 mph (102.02 km/h) |
| 70 mph (112.65 km/h) | 68.27 mph (109.87 km/h) |
| 75 mph (120.7 km/h) | 73.15 mph (117.72 km/h) |
| 80 mph (128.75 km/h) | 78.02 mph (125.57 km/h) |
| 85 mph (136.79 km/h) | 82.9 mph (133.42 km/h) |
| 90 mph (144.84 km/h) | 87.78 mph (141.26 km/h) |
| 95 mph (152.89 km/h) | 92.65 mph (149.11 km/h) |
| 100 mph (160.93 km/h) | 97.53 mph (156.96 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1834 | 2131 | 2294 | 2396 | 2505 | 2583 | 2669 | 2771 | 2911 | 3052 | 3208 | 3332 | 3559 | 3809 | 4004 | 4129 | 4199 | 4456 | 4815 | 5596 |
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