Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/90-16 | 245/85-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 31.94 (811.4) | 32.4 (822.9) | 0.45 (11.5) 1.4% |
| Width inches (mm) | 8.86 (225) | 9.65 (245) | 0.79 (20) 8.9% |
| Circum. inches (mm) | 100.36 (2549.09) | 101.78 (2585.22) | 1.42 (36.13) 1.4% |
| Sidewall Height inches (mm) | 7.97 (202.5) | 8.2 (208.25) | 0.23 (5.75) 2.8% |
| Revolutions per mile (km) | 631.34 (392.3) | 622.52 (386.81) | -8.82 (-5.48) -1.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.28 mph (32.64 km/h) |
| 25 mph (40.23 km/h) | 25.35 mph (40.8 km/h) |
| 30 mph (48.28 km/h) | 30.43 mph (48.96 km/h) |
| 35 mph (56.33 km/h) | 35.5 mph (57.13 km/h) |
| 40 mph (64.37 km/h) | 40.57 mph (65.29 km/h) |
| 45 mph (72.42 km/h) | 45.64 mph (73.45 km/h) |
| 50 mph (80.47 km/h) | 50.71 mph (81.61 km/h) |
| 55 mph (88.51 km/h) | 55.78 mph (89.77 km/h) |
| 60 mph (96.56 km/h) | 60.85 mph (97.93 km/h) |
| 65 mph (104.61 km/h) | 65.92 mph (106.09 km/h) |
| 70 mph (112.65 km/h) | 70.99 mph (114.25 km/h) |
| 75 mph (120.7 km/h) | 76.06 mph (122.41 km/h) |
| 80 mph (128.75 km/h) | 81.13 mph (130.57 km/h) |
| 85 mph (136.79 km/h) | 86.2 mph (138.73 km/h) |
| 90 mph (144.84 km/h) | 91.28 mph (146.89 km/h) |
| 95 mph (152.89 km/h) | 96.35 mph (155.05 km/h) |
| 100 mph (160.93 km/h) | 101.42 mph (163.22 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1584 | 1840 | 1982 | 2070 | 2164 | 2231 | 2306 | 2393 | 2514 | 2636 | 2771 | 2879 | 3074 | 3290 | 3458 | 3566 | 3627 | 3849 | 4159 | 4833 |
Better Fuel Economy Factory Ratios Increased Power
