Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/50-13 | 225/60-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.86 (555.2) | 23.63 (600.2) | 1.77 (45) 8.1% |
| Width inches (mm) | 8.86 (225) | 8.86 (225) | 0 (0) 0% |
| Circum. inches (mm) | 68.67 (1744.21) | 74.24 (1885.58) | 5.57 (141.37) 8.1% |
| Sidewall Height inches (mm) | 4.43 (112.5) | 5.31 (135) | 0.89 (22.5) 20% |
| Revolutions per mile (km) | 922.68 (573.32) | 853.5 (530.34) | -69.18 (-42.98) -7.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.62 mph (34.8 km/h) |
| 25 mph (40.23 km/h) | 27.03 mph (43.49 km/h) |
| 30 mph (48.28 km/h) | 32.43 mph (52.19 km/h) |
| 35 mph (56.33 km/h) | 37.84 mph (60.89 km/h) |
| 40 mph (64.37 km/h) | 43.24 mph (69.59 km/h) |
| 45 mph (72.42 km/h) | 48.65 mph (78.29 km/h) |
| 50 mph (80.47 km/h) | 54.05 mph (86.99 km/h) |
| 55 mph (88.51 km/h) | 59.46 mph (95.69 km/h) |
| 60 mph (96.56 km/h) | 64.86 mph (104.39 km/h) |
| 65 mph (104.61 km/h) | 70.27 mph (113.09 km/h) |
| 70 mph (112.65 km/h) | 75.67 mph (121.79 km/h) |
| 75 mph (120.7 km/h) | 81.08 mph (130.48 km/h) |
| 80 mph (128.75 km/h) | 86.48 mph (139.18 km/h) |
| 85 mph (136.79 km/h) | 91.89 mph (147.88 km/h) |
| 90 mph (144.84 km/h) | 97.29 mph (156.58 km/h) |
| 95 mph (152.89 km/h) | 102.7 mph (165.28 km/h) |
| 100 mph (160.93 km/h) | 108.11 mph (173.98 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2172 | 2523 | 2717 | 2837 | 2967 | 3059 | 3161 | 3281 | 3447 | 3614 | 3799 | 3947 | 4215 | 4510 | 4741 | 4889 | 4972 | 5277 | 5703 | 6627 |
Better Fuel Economy Factory Ratios Increased Power
