Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/90-17 | 260/80-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.69 (728.8) | 33.38 (847.8) | 4.69 (119) 16.3% |
| Width inches (mm) | 6.5 (165) | 10.24 (260) | 3.74 (95) 57.6% |
| Circum. inches (mm) | 90.14 (2289.59) | 104.86 (2663.44) | 14.72 (373.85) 16.3% |
| Sidewall Height inches (mm) | 5.85 (148.5) | 8.19 (208) | 2.34 (59.5) 40.1% |
| Revolutions per mile (km) | 702.9 (436.76) | 604.23 (375.45) | -98.66 (-61.3) -14% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.27 mph (37.44 km/h) |
| 25 mph (40.23 km/h) | 29.08 mph (46.8 km/h) |
| 30 mph (48.28 km/h) | 34.9 mph (56.16 km/h) |
| 35 mph (56.33 km/h) | 40.71 mph (65.52 km/h) |
| 40 mph (64.37 km/h) | 46.53 mph (74.88 km/h) |
| 45 mph (72.42 km/h) | 52.35 mph (84.25 km/h) |
| 50 mph (80.47 km/h) | 58.16 mph (93.61 km/h) |
| 55 mph (88.51 km/h) | 63.98 mph (102.97 km/h) |
| 60 mph (96.56 km/h) | 69.8 mph (112.33 km/h) |
| 65 mph (104.61 km/h) | 75.61 mph (121.69 km/h) |
| 70 mph (112.65 km/h) | 81.43 mph (131.05 km/h) |
| 75 mph (120.7 km/h) | 87.25 mph (140.41 km/h) |
| 80 mph (128.75 km/h) | 93.06 mph (149.77 km/h) |
| 85 mph (136.79 km/h) | 98.88 mph (159.13 km/h) |
| 90 mph (144.84 km/h) | 104.7 mph (168.49 km/h) |
| 95 mph (152.89 km/h) | 110.51 mph (177.85 km/h) |
| 100 mph (160.93 km/h) | 116.33 mph (187.21 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1538 | 1786 | 1924 | 2009 | 2100 | 2166 | 2238 | 2323 | 2441 | 2558 | 2689 | 2794 | 2984 | 3193 | 3357 | 3461 | 3520 | 3736 | 4037 | 4692 |
Better Fuel Economy Factory Ratios Increased Power
