Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/90-17 | 255/95-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.69 (728.8) | 38.07 (967.1) | 9.38 (238.3) 32.7% |
| Width inches (mm) | 6.5 (165) | 10.04 (255) | 3.54 (90) 54.5% |
| Circum. inches (mm) | 90.14 (2289.59) | 119.62 (3038.23) | 29.47 (748.64) 32.7% |
| Sidewall Height inches (mm) | 5.85 (148.5) | 9.54 (242.25) | 3.69 (93.75) 63.1% |
| Revolutions per mile (km) | 702.9 (436.76) | 529.7 (329.14) | -173.2 (-107.62) -24.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 26.54 mph (42.71 km/h) |
| 25 mph (40.23 km/h) | 33.17 mph (53.39 km/h) |
| 30 mph (48.28 km/h) | 39.81 mph (64.07 km/h) |
| 35 mph (56.33 km/h) | 46.44 mph (74.74 km/h) |
| 40 mph (64.37 km/h) | 53.08 mph (85.42 km/h) |
| 45 mph (72.42 km/h) | 59.71 mph (96.1 km/h) |
| 50 mph (80.47 km/h) | 66.35 mph (106.78 km/h) |
| 55 mph (88.51 km/h) | 72.98 mph (117.46 km/h) |
| 60 mph (96.56 km/h) | 79.62 mph (128.13 km/h) |
| 65 mph (104.61 km/h) | 86.25 mph (138.81 km/h) |
| 70 mph (112.65 km/h) | 92.89 mph (149.49 km/h) |
| 75 mph (120.7 km/h) | 99.52 mph (160.17 km/h) |
| 80 mph (128.75 km/h) | 106.16 mph (170.85 km/h) |
| 85 mph (136.79 km/h) | 112.79 mph (181.52 km/h) |
| 90 mph (144.84 km/h) | 119.43 mph (192.2 km/h) |
| 95 mph (152.89 km/h) | 126.06 mph (202.88 km/h) |
| 100 mph (160.93 km/h) | 132.7 mph (213.56 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1348 | 1566 | 1686 | 1761 | 1841 | 1899 | 1962 | 2036 | 2140 | 2243 | 2358 | 2449 | 2616 | 2799 | 2943 | 3034 | 3086 | 3275 | 3539 | 4113 |
Better Fuel Economy Factory Ratios Increased Power
