Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/75-17 | 275/75-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.33 (694.3) | 33.24 (844.3) | 5.91 (150) 21.6% |
| Width inches (mm) | 6.89 (175) | 10.83 (275) | 3.94 (100) 57.1% |
| Circum. inches (mm) | 85.87 (2181.21) | 104.43 (2652.45) | 18.55 (471.24) 21.6% |
| Sidewall Height inches (mm) | 5.17 (131.25) | 8.12 (206.25) | 2.95 (75) 57.1% |
| Revolutions per mile (km) | 737.82 (458.46) | 606.74 (377.01) | -131.08 (-81.45) -17.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 24.32 mph (39.14 km/h) |
| 25 mph (40.23 km/h) | 30.4 mph (48.93 km/h) |
| 30 mph (48.28 km/h) | 36.48 mph (58.71 km/h) |
| 35 mph (56.33 km/h) | 42.56 mph (68.5 km/h) |
| 40 mph (64.37 km/h) | 48.64 mph (78.28 km/h) |
| 45 mph (72.42 km/h) | 54.72 mph (88.07 km/h) |
| 50 mph (80.47 km/h) | 60.8 mph (97.85 km/h) |
| 55 mph (88.51 km/h) | 66.88 mph (107.64 km/h) |
| 60 mph (96.56 km/h) | 72.96 mph (117.42 km/h) |
| 65 mph (104.61 km/h) | 79.04 mph (127.21 km/h) |
| 70 mph (112.65 km/h) | 85.12 mph (136.99 km/h) |
| 75 mph (120.7 km/h) | 91.2 mph (146.78 km/h) |
| 80 mph (128.75 km/h) | 97.28 mph (156.56 km/h) |
| 85 mph (136.79 km/h) | 103.36 mph (166.35 km/h) |
| 90 mph (144.84 km/h) | 109.44 mph (176.13 km/h) |
| 95 mph (152.89 km/h) | 115.52 mph (185.92 km/h) |
| 100 mph (160.93 km/h) | 121.6 mph (195.7 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1544 | 1794 | 1932 | 2017 | 2109 | 2175 | 2247 | 2332 | 2451 | 2569 | 2700 | 2806 | 2996 | 3206 | 3371 | 3476 | 3535 | 3752 | 4054 | 4711 |
Better Fuel Economy Factory Ratios Increased Power
