Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/75-17 | 195/80-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.33 (694.3) | 29.28 (743.8) | 1.95 (49.5) 7.1% |
| Width inches (mm) | 6.89 (175) | 7.68 (195) | 0.79 (20) 11.4% |
| Circum. inches (mm) | 85.87 (2181.21) | 92 (2336.72) | 6.12 (155.51) 7.1% |
| Sidewall Height inches (mm) | 5.17 (131.25) | 6.14 (156) | 0.97 (24.75) 18.9% |
| Revolutions per mile (km) | 737.82 (458.46) | 688.72 (427.95) | -49.1 (-30.51) -6.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.43 mph (34.48 km/h) |
| 25 mph (40.23 km/h) | 26.78 mph (43.1 km/h) |
| 30 mph (48.28 km/h) | 32.14 mph (51.72 km/h) |
| 35 mph (56.33 km/h) | 37.5 mph (60.34 km/h) |
| 40 mph (64.37 km/h) | 42.85 mph (68.96 km/h) |
| 45 mph (72.42 km/h) | 48.21 mph (77.58 km/h) |
| 50 mph (80.47 km/h) | 53.56 mph (86.2 km/h) |
| 55 mph (88.51 km/h) | 58.92 mph (94.82 km/h) |
| 60 mph (96.56 km/h) | 64.28 mph (103.45 km/h) |
| 65 mph (104.61 km/h) | 69.63 mph (112.07 km/h) |
| 70 mph (112.65 km/h) | 74.99 mph (120.69 km/h) |
| 75 mph (120.7 km/h) | 80.35 mph (129.31 km/h) |
| 80 mph (128.75 km/h) | 85.7 mph (137.93 km/h) |
| 85 mph (136.79 km/h) | 91.06 mph (146.55 km/h) |
| 90 mph (144.84 km/h) | 96.42 mph (155.17 km/h) |
| 95 mph (152.89 km/h) | 101.77 mph (163.79 km/h) |
| 100 mph (160.93 km/h) | 107.13 mph (172.41 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1753 | 2036 | 2193 | 2290 | 2394 | 2469 | 2551 | 2648 | 2782 | 2916 | 3065 | 3185 | 3401 | 3640 | 3826 | 3945 | 4012 | 4259 | 4602 | 5347 |
Better Fuel Economy Factory Ratios Increased Power
