Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 205/50-10 | 215/50-12 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 18.07 (459) | 20.46 (519.8) | 2.39 (60.8) 13.2% |
| Width inches (mm) | 8.07 (205) | 8.46 (215) | 0.39 (10) 4.9% |
| Circum. inches (mm) | 56.77 (1441.99) | 64.29 (1633) | 7.52 (191.01) 13.2% |
| Sidewall Height inches (mm) | 4.04 (102.5) | 4.23 (107.5) | 0.2 (5) 4.9% |
| Revolutions per mile (km) | 1116.06 (693.48) | 985.51 (612.37) | -130.54 (-81.12) -11.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.65 mph (36.45 km/h) |
| 25 mph (40.23 km/h) | 28.31 mph (45.56 km/h) |
| 30 mph (48.28 km/h) | 33.97 mph (54.68 km/h) |
| 35 mph (56.33 km/h) | 39.64 mph (63.79 km/h) |
| 40 mph (64.37 km/h) | 45.3 mph (72.9 km/h) |
| 45 mph (72.42 km/h) | 50.96 mph (82.01 km/h) |
| 50 mph (80.47 km/h) | 56.62 mph (91.13 km/h) |
| 55 mph (88.51 km/h) | 62.29 mph (100.24 km/h) |
| 60 mph (96.56 km/h) | 67.95 mph (109.35 km/h) |
| 65 mph (104.61 km/h) | 73.61 mph (118.46 km/h) |
| 70 mph (112.65 km/h) | 79.27 mph (127.58 km/h) |
| 75 mph (120.7 km/h) | 84.93 mph (136.69 km/h) |
| 80 mph (128.75 km/h) | 90.6 mph (145.8 km/h) |
| 85 mph (136.79 km/h) | 96.26 mph (154.91 km/h) |
| 90 mph (144.84 km/h) | 101.92 mph (164.03 km/h) |
| 95 mph (152.89 km/h) | 107.58 mph (173.14 km/h) |
| 100 mph (160.93 km/h) | 113.25 mph (182.25 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
