Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/90-17 | 165/50-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.69 (728.8) | 23.5 (596.8) | -5.2 (-132) -18.1% |
| Width inches (mm) | 6.5 (165) | 6.5 (165) | 0 (0) 0% |
| Circum. inches (mm) | 90.14 (2289.59) | 73.82 (1874.9) | -16.33 (-414.69) -18.1% |
| Sidewall Height inches (mm) | 5.85 (148.5) | 3.25 (82.5) | -2.6 (-66) -44.4% |
| Revolutions per mile (km) | 702.9 (436.76) | 858.36 (533.36) | 155.47 (96.6) 22.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 16.38 mph (26.36 km/h) |
| 25 mph (40.23 km/h) | 20.47 mph (32.95 km/h) |
| 30 mph (48.28 km/h) | 24.57 mph (39.54 km/h) |
| 35 mph (56.33 km/h) | 28.66 mph (46.13 km/h) |
| 40 mph (64.37 km/h) | 32.76 mph (52.71 km/h) |
| 45 mph (72.42 km/h) | 36.85 mph (59.3 km/h) |
| 50 mph (80.47 km/h) | 40.94 mph (65.89 km/h) |
| 55 mph (88.51 km/h) | 45.04 mph (72.48 km/h) |
| 60 mph (96.56 km/h) | 49.13 mph (79.07 km/h) |
| 65 mph (104.61 km/h) | 53.23 mph (85.66 km/h) |
| 70 mph (112.65 km/h) | 57.32 mph (92.25 km/h) |
| 75 mph (120.7 km/h) | 61.42 mph (98.84 km/h) |
| 80 mph (128.75 km/h) | 65.51 mph (105.43 km/h) |
| 85 mph (136.79 km/h) | 69.6 mph (112.02 km/h) |
| 90 mph (144.84 km/h) | 73.7 mph (118.61 km/h) |
| 95 mph (152.89 km/h) | 77.79 mph (125.2 km/h) |
| 100 mph (160.93 km/h) | 81.89 mph (131.79 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2184 | 2538 | 2733 | 2854 | 2984 | 3077 | 3179 | 3300 | 3467 | 3634 | 3820 | 3969 | 4239 | 4536 | 4768 | 4917 | 5001 | 5308 | 5735 | 6665 |
Better Fuel Economy Factory Ratios Increased Power
