Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 195/55-13 | 225/20-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.44 (544.7) | 16.54 (420.2) | -4.9 (-124.5) -22.9% |
| Width inches (mm) | 7.68 (195) | 8.86 (225) | 1.18 (30) 15.4% |
| Circum. inches (mm) | 67.37 (1711.23) | 51.97 (1320.1) | -15.4 (-391.13) -22.9% |
| Sidewall Height inches (mm) | 4.22 (107.25) | 1.77 (45) | -2.45 (-62.25) -58% |
| Revolutions per mile (km) | 940.46 (584.38) | 1219.11 (757.52) | 278.65 (173.14) 29.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 15.43 mph (24.83 km/h) |
| 25 mph (40.23 km/h) | 19.29 mph (31.04 km/h) |
| 30 mph (48.28 km/h) | 23.14 mph (37.25 km/h) |
| 35 mph (56.33 km/h) | 27 mph (43.45 km/h) |
| 40 mph (64.37 km/h) | 30.86 mph (49.66 km/h) |
| 45 mph (72.42 km/h) | 34.71 mph (55.87 km/h) |
| 50 mph (80.47 km/h) | 38.57 mph (62.08 km/h) |
| 55 mph (88.51 km/h) | 42.43 mph (68.28 km/h) |
| 60 mph (96.56 km/h) | 46.29 mph (74.49 km/h) |
| 65 mph (104.61 km/h) | 50.14 mph (80.7 km/h) |
| 70 mph (112.65 km/h) | 54 mph (86.91 km/h) |
| 75 mph (120.7 km/h) | 57.86 mph (93.11 km/h) |
| 80 mph (128.75 km/h) | 61.71 mph (99.32 km/h) |
| 85 mph (136.79 km/h) | 65.57 mph (105.53 km/h) |
| 90 mph (144.84 km/h) | 69.43 mph (111.74 km/h) |
| 95 mph (152.89 km/h) | 73.29 mph (117.94 km/h) |
| 100 mph (160.93 km/h) | 77.14 mph (124.15 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
