Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 205/65-10 | 205/30-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.49 (520.5) | 18.84 (478.6) | -1.65 (-41.9) -8% |
| Width inches (mm) | 8.07 (205) | 8.07 (205) | 0 (0) 0% |
| Circum. inches (mm) | 64.38 (1635.2) | 59.2 (1503.57) | -5.18 (-131.63) -8% |
| Sidewall Height inches (mm) | 5.25 (133.25) | 2.42 (61.5) | -2.82 (-71.75) -53.8% |
| Revolutions per mile (km) | 984.19 (611.55) | 1070.35 (665.08) | 86.16 (53.54) 8.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.39 mph (29.6 km/h) |
| 25 mph (40.23 km/h) | 22.99 mph (36.99 km/h) |
| 30 mph (48.28 km/h) | 27.59 mph (44.39 km/h) |
| 35 mph (56.33 km/h) | 32.18 mph (51.79 km/h) |
| 40 mph (64.37 km/h) | 36.78 mph (59.19 km/h) |
| 45 mph (72.42 km/h) | 41.38 mph (66.59 km/h) |
| 50 mph (80.47 km/h) | 45.98 mph (73.99 km/h) |
| 55 mph (88.51 km/h) | 50.57 mph (81.39 km/h) |
| 60 mph (96.56 km/h) | 55.17 mph (88.79 km/h) |
| 65 mph (104.61 km/h) | 59.77 mph (96.19 km/h) |
| 70 mph (112.65 km/h) | 64.37 mph (103.59 km/h) |
| 75 mph (120.7 km/h) | 68.96 mph (110.98 km/h) |
| 80 mph (128.75 km/h) | 73.56 mph (118.38 km/h) |
| 85 mph (136.79 km/h) | 78.16 mph (125.78 km/h) |
| 90 mph (144.84 km/h) | 82.76 mph (133.18 km/h) |
| 95 mph (152.89 km/h) | 87.35 mph (140.58 km/h) |
| 100 mph (160.93 km/h) | 91.95 mph (147.98 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
