Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 205/85-16 | 225/85-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.72 (754.9) | 31.06 (788.9) | 1.34 (34) 4.5% |
| Width inches (mm) | 8.07 (205) | 8.86 (225) | 0.79 (20) 9.8% |
| Circum. inches (mm) | 93.37 (2371.59) | 97.57 (2478.4) | 4.21 (106.81) 4.5% |
| Sidewall Height inches (mm) | 6.86 (174.25) | 7.53 (191.25) | 0.67 (17) 9.8% |
| Revolutions per mile (km) | 678.59 (421.66) | 649.35 (403.48) | -29.25 (-18.17) -4.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.9 mph (33.64 km/h) |
| 25 mph (40.23 km/h) | 26.13 mph (42.05 km/h) |
| 30 mph (48.28 km/h) | 31.35 mph (50.45 km/h) |
| 35 mph (56.33 km/h) | 36.58 mph (58.86 km/h) |
| 40 mph (64.37 km/h) | 41.8 mph (67.27 km/h) |
| 45 mph (72.42 km/h) | 47.03 mph (75.68 km/h) |
| 50 mph (80.47 km/h) | 52.25 mph (84.09 km/h) |
| 55 mph (88.51 km/h) | 57.48 mph (92.5 km/h) |
| 60 mph (96.56 km/h) | 62.7 mph (100.91 km/h) |
| 65 mph (104.61 km/h) | 67.93 mph (109.32 km/h) |
| 70 mph (112.65 km/h) | 73.15 mph (117.73 km/h) |
| 75 mph (120.7 km/h) | 78.38 mph (126.14 km/h) |
| 80 mph (128.75 km/h) | 83.6 mph (134.55 km/h) |
| 85 mph (136.79 km/h) | 88.83 mph (142.96 km/h) |
| 90 mph (144.84 km/h) | 94.05 mph (151.36 km/h) |
| 95 mph (152.89 km/h) | 99.28 mph (159.77 km/h) |
| 100 mph (160.93 km/h) | 104.5 mph (168.18 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1652 | 1920 | 2067 | 2159 | 2257 | 2328 | 2405 | 2496 | 2623 | 2749 | 2890 | 3003 | 3206 | 3432 | 3607 | 3720 | 3783 | 4015 | 4339 | 5042 |
Better Fuel Economy Factory Ratios Increased Power
