Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/75-17 | 205/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.33 (694.3) | 28.3 (718.8) | 0.96 (24.5) 3.5% |
| Width inches (mm) | 6.89 (175) | 8.07 (205) | 1.18 (30) 17.1% |
| Circum. inches (mm) | 85.87 (2181.21) | 88.9 (2258.18) | 3.03 (76.97) 3.5% |
| Sidewall Height inches (mm) | 5.17 (131.25) | 5.65 (143.5) | 0.48 (12.25) 9.3% |
| Revolutions per mile (km) | 737.82 (458.46) | 712.67 (442.83) | -25.15 (-15.63) -3.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.71 mph (33.32 km/h) |
| 25 mph (40.23 km/h) | 25.88 mph (41.65 km/h) |
| 30 mph (48.28 km/h) | 31.06 mph (49.98 km/h) |
| 35 mph (56.33 km/h) | 36.24 mph (58.31 km/h) |
| 40 mph (64.37 km/h) | 41.41 mph (66.65 km/h) |
| 45 mph (72.42 km/h) | 46.59 mph (74.98 km/h) |
| 50 mph (80.47 km/h) | 51.76 mph (83.31 km/h) |
| 55 mph (88.51 km/h) | 56.94 mph (91.64 km/h) |
| 60 mph (96.56 km/h) | 62.12 mph (99.97 km/h) |
| 65 mph (104.61 km/h) | 67.29 mph (108.3 km/h) |
| 70 mph (112.65 km/h) | 72.47 mph (116.63 km/h) |
| 75 mph (120.7 km/h) | 77.65 mph (124.96 km/h) |
| 80 mph (128.75 km/h) | 82.82 mph (133.29 km/h) |
| 85 mph (136.79 km/h) | 88 mph (141.62 km/h) |
| 90 mph (144.84 km/h) | 93.18 mph (149.95 km/h) |
| 95 mph (152.89 km/h) | 98.35 mph (158.28 km/h) |
| 100 mph (160.93 km/h) | 103.53 mph (166.61 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1814 | 2107 | 2269 | 2369 | 2477 | 2555 | 2639 | 2740 | 2879 | 3018 | 3172 | 3295 | 3519 | 3766 | 3959 | 4083 | 4152 | 4407 | 4762 | 5533 |
Better Fuel Economy Factory Ratios Increased Power
