Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 195/40-17 | 205/49-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.14 (587.8) | 24.91 (632.7) | 1.77 (44.9) 7.6% |
| Width inches (mm) | 7.68 (195) | 8.07 (205) | 0.39 (10) 5.1% |
| Circum. inches (mm) | 72.7 (1846.63) | 78.26 (1987.69) | 5.55 (141.06) 7.6% |
| Sidewall Height inches (mm) | 3.07 (78) | 3.95 (100.45) | 0.88 (22.45) 28.8% |
| Revolutions per mile (km) | 871.5 (541.53) | 809.66 (503.1) | -61.85 (-38.43) -7.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.53 mph (34.65 km/h) |
| 25 mph (40.23 km/h) | 26.91 mph (43.31 km/h) |
| 30 mph (48.28 km/h) | 32.29 mph (51.97 km/h) |
| 35 mph (56.33 km/h) | 37.67 mph (60.63 km/h) |
| 40 mph (64.37 km/h) | 43.06 mph (69.29 km/h) |
| 45 mph (72.42 km/h) | 48.44 mph (77.95 km/h) |
| 50 mph (80.47 km/h) | 53.82 mph (86.61 km/h) |
| 55 mph (88.51 km/h) | 59.2 mph (95.28 km/h) |
| 60 mph (96.56 km/h) | 64.58 mph (103.94 km/h) |
| 65 mph (104.61 km/h) | 69.97 mph (112.6 km/h) |
| 70 mph (112.65 km/h) | 75.35 mph (121.26 km/h) |
| 75 mph (120.7 km/h) | 80.73 mph (129.92 km/h) |
| 80 mph (128.75 km/h) | 86.11 mph (138.58 km/h) |
| 85 mph (136.79 km/h) | 91.49 mph (147.24 km/h) |
| 90 mph (144.84 km/h) | 96.87 mph (155.91 km/h) |
| 95 mph (152.89 km/h) | 102.26 mph (164.57 km/h) |
| 100 mph (160.93 km/h) | 107.64 mph (173.23 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2060 | 2394 | 2578 | 2692 | 2814 | 2902 | 2999 | 3113 | 3270 | 3428 | 3604 | 3744 | 3998 | 4279 | 4498 | 4638 | 4717 | 5006 | 5410 | 6286 |
Better Fuel Economy Factory Ratios Increased Power
