Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 205/80-17 | 205/75-17.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.91 (759.8) | 29.61 (752) | -0.31 (-7.8) -1% |
| Width inches (mm) | 8.07 (205) | 8.07 (205) | 0 (0) 0% |
| Circum. inches (mm) | 93.98 (2386.98) | 93.01 (2362.48) | -0.96 (-24.5) -1% |
| Sidewall Height inches (mm) | 6.46 (164) | 6.05 (153.75) | -0.4 (-10.25) -6.2% |
| Revolutions per mile (km) | 674.22 (418.94) | 681.21 (423.28) | 6.99 (4.35) 1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.79 mph (31.86 km/h) |
| 25 mph (40.23 km/h) | 24.74 mph (39.82 km/h) |
| 30 mph (48.28 km/h) | 29.69 mph (47.78 km/h) |
| 35 mph (56.33 km/h) | 34.64 mph (55.75 km/h) |
| 40 mph (64.37 km/h) | 39.59 mph (63.71 km/h) |
| 45 mph (72.42 km/h) | 44.54 mph (71.68 km/h) |
| 50 mph (80.47 km/h) | 49.49 mph (79.64 km/h) |
| 55 mph (88.51 km/h) | 54.44 mph (87.61 km/h) |
| 60 mph (96.56 km/h) | 59.38 mph (95.57 km/h) |
| 65 mph (104.61 km/h) | 64.33 mph (103.53 km/h) |
| 70 mph (112.65 km/h) | 69.28 mph (111.5 km/h) |
| 75 mph (120.7 km/h) | 74.23 mph (119.46 km/h) |
| 80 mph (128.75 km/h) | 79.18 mph (127.43 km/h) |
| 85 mph (136.79 km/h) | 84.13 mph (135.39 km/h) |
| 90 mph (144.84 km/h) | 89.08 mph (143.35 km/h) |
| 95 mph (152.89 km/h) | 94.02 mph (151.32 km/h) |
| 100 mph (160.93 km/h) | 98.97 mph (159.28 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1734 | 2014 | 2169 | 2265 | 2368 | 2442 | 2523 | 2619 | 2752 | 2884 | 3032 | 3150 | 3364 | 3600 | 3784 | 3902 | 3969 | 4212 | 4551 | 5289 |
Better Fuel Economy Factory Ratios Increased Power
