Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/75-17 | 215/75-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.33 (694.3) | 29.7 (754.3) | 2.36 (60) 8.6% |
| Width inches (mm) | 6.89 (175) | 8.46 (215) | 1.57 (40) 22.9% |
| Circum. inches (mm) | 85.87 (2181.21) | 93.3 (2369.7) | 7.42 (188.5) 8.6% |
| Sidewall Height inches (mm) | 5.17 (131.25) | 6.35 (161.25) | 1.18 (30) 22.9% |
| Revolutions per mile (km) | 737.82 (458.46) | 679.13 (421.99) | -58.69 (-36.47) -8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.73 mph (34.97 km/h) |
| 25 mph (40.23 km/h) | 27.16 mph (43.71 km/h) |
| 30 mph (48.28 km/h) | 32.59 mph (52.45 km/h) |
| 35 mph (56.33 km/h) | 38.02 mph (61.19 km/h) |
| 40 mph (64.37 km/h) | 43.46 mph (69.94 km/h) |
| 45 mph (72.42 km/h) | 48.89 mph (78.68 km/h) |
| 50 mph (80.47 km/h) | 54.32 mph (87.42 km/h) |
| 55 mph (88.51 km/h) | 59.75 mph (96.16 km/h) |
| 60 mph (96.56 km/h) | 65.19 mph (104.91 km/h) |
| 65 mph (104.61 km/h) | 70.62 mph (113.65 km/h) |
| 70 mph (112.65 km/h) | 76.05 mph (122.39 km/h) |
| 75 mph (120.7 km/h) | 81.48 mph (131.13 km/h) |
| 80 mph (128.75 km/h) | 86.91 mph (139.87 km/h) |
| 85 mph (136.79 km/h) | 92.35 mph (148.62 km/h) |
| 90 mph (144.84 km/h) | 97.78 mph (157.36 km/h) |
| 95 mph (152.89 km/h) | 103.21 mph (166.1 km/h) |
| 100 mph (160.93 km/h) | 108.64 mph (174.84 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1728 | 2008 | 2162 | 2258 | 2361 | 2434 | 2515 | 2611 | 2743 | 2876 | 3023 | 3140 | 3354 | 3589 | 3773 | 3890 | 3957 | 4199 | 4538 | 5273 |
Better Fuel Economy Factory Ratios Increased Power
