Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/60-15 | 225/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.57 (675) | 25.63 (651) | -0.94 (-24) -3.6% |
| Width inches (mm) | 9.65 (245) | 8.86 (225) | -0.79 (-20) -8.2% |
| Circum. inches (mm) | 83.49 (2120.58) | 80.52 (2045.18) | -2.97 (-75.4) -3.6% |
| Sidewall Height inches (mm) | 5.79 (147) | 5.31 (135) | -0.47 (-12) -8.2% |
| Revolutions per mile (km) | 758.92 (471.57) | 786.9 (488.95) | 27.98 (17.39) 3.7% |
225/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.29 mph (31.04 km/h) |
| 25 mph (40.23 km/h) | 24.11 mph (38.8 km/h) |
| 30 mph (48.28 km/h) | 28.93 mph (46.56 km/h) |
| 35 mph (56.33 km/h) | 33.76 mph (54.32 km/h) |
| 40 mph (64.37 km/h) | 38.58 mph (62.09 km/h) |
| 45 mph (72.42 km/h) | 43.4 mph (69.85 km/h) |
| 50 mph (80.47 km/h) | 48.22 mph (77.61 km/h) |
| 55 mph (88.51 km/h) | 53.04 mph (85.37 km/h) |
| 60 mph (96.56 km/h) | 57.87 mph (93.13 km/h) |
| 65 mph (104.61 km/h) | 62.69 mph (100.89 km/h) |
| 70 mph (112.65 km/h) | 67.51 mph (108.65 km/h) |
| 75 mph (120.7 km/h) | 72.33 mph (116.41 km/h) |
| 80 mph (128.75 km/h) | 77.16 mph (124.17 km/h) |
| 85 mph (136.79 km/h) | 81.98 mph (131.93 km/h) |
| 90 mph (144.84 km/h) | 86.8 mph (139.69 km/h) |
| 95 mph (152.89 km/h) | 91.62 mph (147.45 km/h) |
| 100 mph (160.93 km/h) | 96.44 mph (155.21 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
