Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/55-15 | 225/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.74 (628.5) | 25.63 (651) | 0.89 (22.5) 3.6% |
| Width inches (mm) | 8.86 (225) | 8.86 (225) | 0 (0) 0% |
| Circum. inches (mm) | 77.74 (1974.49) | 80.52 (2045.18) | 2.78 (70.69) 3.6% |
| Sidewall Height inches (mm) | 4.87 (123.75) | 5.31 (135) | 0.44 (11.25) 9.1% |
| Revolutions per mile (km) | 815.07 (506.46) | 786.9 (488.95) | -28.17 (-17.5) -3.5% |
225/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.72 mph (33.34 km/h) |
| 25 mph (40.23 km/h) | 25.89 mph (41.67 km/h) |
| 30 mph (48.28 km/h) | 31.07 mph (50.01 km/h) |
| 35 mph (56.33 km/h) | 36.25 mph (58.34 km/h) |
| 40 mph (64.37 km/h) | 41.43 mph (66.68 km/h) |
| 45 mph (72.42 km/h) | 46.61 mph (75.01 km/h) |
| 50 mph (80.47 km/h) | 51.79 mph (83.35 km/h) |
| 55 mph (88.51 km/h) | 56.97 mph (91.68 km/h) |
| 60 mph (96.56 km/h) | 62.15 mph (100.02 km/h) |
| 65 mph (104.61 km/h) | 67.33 mph (108.35 km/h) |
| 70 mph (112.65 km/h) | 72.51 mph (116.69 km/h) |
| 75 mph (120.7 km/h) | 77.68 mph (125.02 km/h) |
| 80 mph (128.75 km/h) | 82.86 mph (133.36 km/h) |
| 85 mph (136.79 km/h) | 88.04 mph (141.69 km/h) |
| 90 mph (144.84 km/h) | 93.22 mph (150.03 km/h) |
| 95 mph (152.89 km/h) | 98.4 mph (158.36 km/h) |
| 100 mph (160.93 km/h) | 103.58 mph (166.7 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2003 | 2326 | 2505 | 2616 | 2735 | 2821 | 2914 | 3025 | 3178 | 3332 | 3502 | 3639 | 3886 | 4158 | 4371 | 4508 | 4584 | 4866 | 5258 | 6110 |
Better Fuel Economy Factory Ratios Increased Power
