Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 215/85-16 | 225/80-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.39 (771.9) | 30.17 (766.4) | -0.22 (-5.5) -0.7% |
| Width inches (mm) | 8.46 (215) | 8.86 (225) | 0.39 (10) 4.7% |
| Circum. inches (mm) | 95.47 (2425) | 94.79 (2407.72) | -0.68 (-17.28) -0.7% |
| Sidewall Height inches (mm) | 7.19 (182.75) | 7.09 (180) | -0.11 (-2.75) -1.5% |
| Revolutions per mile (km) | 663.65 (412.37) | 668.41 (415.33) | 4.76 (2.96) 0.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.86 mph (31.96 km/h) |
| 25 mph (40.23 km/h) | 24.82 mph (39.95 km/h) |
| 30 mph (48.28 km/h) | 29.79 mph (47.94 km/h) |
| 35 mph (56.33 km/h) | 34.75 mph (55.93 km/h) |
| 40 mph (64.37 km/h) | 39.71 mph (63.92 km/h) |
| 45 mph (72.42 km/h) | 44.68 mph (71.9 km/h) |
| 50 mph (80.47 km/h) | 49.64 mph (79.89 km/h) |
| 55 mph (88.51 km/h) | 54.61 mph (87.88 km/h) |
| 60 mph (96.56 km/h) | 59.57 mph (95.87 km/h) |
| 65 mph (104.61 km/h) | 64.54 mph (103.86 km/h) |
| 70 mph (112.65 km/h) | 69.5 mph (111.85 km/h) |
| 75 mph (120.7 km/h) | 74.47 mph (119.84 km/h) |
| 80 mph (128.75 km/h) | 79.43 mph (127.83 km/h) |
| 85 mph (136.79 km/h) | 84.39 mph (135.82 km/h) |
| 90 mph (144.84 km/h) | 89.36 mph (143.81 km/h) |
| 95 mph (152.89 km/h) | 94.32 mph (151.8 km/h) |
| 100 mph (160.93 km/h) | 99.29 mph (159.79 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1701 | 1976 | 2128 | 2222 | 2323 | 2396 | 2475 | 2570 | 2700 | 2830 | 2975 | 3091 | 3301 | 3532 | 3713 | 3829 | 3894 | 4133 | 4466 | 5190 |
Better Fuel Economy Factory Ratios Increased Power
