Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/90-17 | 155/60-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.69 (728.8) | 24.32 (617.8) | -4.37 (-111) -15.2% |
| Width inches (mm) | 6.5 (165) | 6.1 (155) | -0.39 (-10) -6.1% |
| Circum. inches (mm) | 90.14 (2289.59) | 76.41 (1940.88) | -13.73 (-348.72) -15.2% |
| Sidewall Height inches (mm) | 5.85 (148.5) | 3.66 (93) | -2.19 (-55.5) -37.4% |
| Revolutions per mile (km) | 702.9 (436.76) | 829.18 (515.23) | 126.29 (78.47) 18% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 16.95 mph (27.28 km/h) |
| 25 mph (40.23 km/h) | 21.19 mph (34.11 km/h) |
| 30 mph (48.28 km/h) | 25.43 mph (40.93 km/h) |
| 35 mph (56.33 km/h) | 29.67 mph (47.75 km/h) |
| 40 mph (64.37 km/h) | 33.91 mph (54.57 km/h) |
| 45 mph (72.42 km/h) | 38.15 mph (61.39 km/h) |
| 50 mph (80.47 km/h) | 42.38 mph (68.21 km/h) |
| 55 mph (88.51 km/h) | 46.62 mph (75.03 km/h) |
| 60 mph (96.56 km/h) | 50.86 mph (81.85 km/h) |
| 65 mph (104.61 km/h) | 55.1 mph (88.68 km/h) |
| 70 mph (112.65 km/h) | 59.34 mph (95.5 km/h) |
| 75 mph (120.7 km/h) | 63.58 mph (102.32 km/h) |
| 80 mph (128.75 km/h) | 67.82 mph (109.14 km/h) |
| 85 mph (136.79 km/h) | 72.05 mph (115.96 km/h) |
| 90 mph (144.84 km/h) | 76.29 mph (122.78 km/h) |
| 95 mph (152.89 km/h) | 80.53 mph (129.6 km/h) |
| 100 mph (160.93 km/h) | 84.77 mph (136.42 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2110 | 2451 | 2640 | 2757 | 2882 | 2972 | 3071 | 3188 | 3349 | 3511 | 3690 | 3834 | 4095 | 4382 | 4606 | 4750 | 4831 | 5127 | 5540 | 6438 |
Better Fuel Economy Factory Ratios Increased Power
