Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/30-14 | 205/65-10 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 19.31 (490.6) | 20.49 (520.5) | 1.18 (29.9) 6.1% |
| Width inches (mm) | 8.86 (225) | 8.07 (205) | -0.79 (-20) -8.9% |
| Circum. inches (mm) | 60.68 (1541.27) | 64.38 (1635.2) | 3.7 (93.93) 6.1% |
| Sidewall Height inches (mm) | 2.66 (67.5) | 5.25 (133.25) | 2.59 (65.75) 97.4% |
| Revolutions per mile (km) | 1044.17 (648.82) | 984.19 (611.55) | -59.98 (-37.27) -5.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.22 mph (34.15 km/h) |
| 25 mph (40.23 km/h) | 26.52 mph (42.69 km/h) |
| 30 mph (48.28 km/h) | 31.83 mph (51.22 km/h) |
| 35 mph (56.33 km/h) | 37.13 mph (59.76 km/h) |
| 40 mph (64.37 km/h) | 42.44 mph (68.3 km/h) |
| 45 mph (72.42 km/h) | 47.74 mph (76.83 km/h) |
| 50 mph (80.47 km/h) | 53.05 mph (85.37 km/h) |
| 55 mph (88.51 km/h) | 58.35 mph (93.91 km/h) |
| 60 mph (96.56 km/h) | 63.66 mph (102.45 km/h) |
| 65 mph (104.61 km/h) | 68.96 mph (110.98 km/h) |
| 70 mph (112.65 km/h) | 74.27 mph (119.52 km/h) |
| 75 mph (120.7 km/h) | 79.57 mph (128.06 km/h) |
| 80 mph (128.75 km/h) | 84.88 mph (136.59 km/h) |
| 85 mph (136.79 km/h) | 90.18 mph (145.13 km/h) |
| 90 mph (144.84 km/h) | 95.49 mph (153.67 km/h) |
| 95 mph (152.89 km/h) | 100.79 mph (162.21 km/h) |
| 100 mph (160.93 km/h) | 106.09 mph (170.74 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
