Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/60-15 | 225/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.05 (687) | 28.29 (718.5) | 1.24 (31.5) 4.6% |
| Width inches (mm) | 10.04 (255) | 8.86 (225) | -1.18 (-30) -11.8% |
| Circum. inches (mm) | 84.97 (2158.27) | 88.87 (2257.23) | 3.9 (98.96) 4.6% |
| Sidewall Height inches (mm) | 6.02 (153) | 6.64 (168.75) | 0.62 (15.75) 10.3% |
| Revolutions per mile (km) | 745.66 (463.33) | 712.97 (443.02) | -32.69 (-20.31) -4.4% |
225/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.92 mph (33.66 km/h) |
| 25 mph (40.23 km/h) | 26.15 mph (42.08 km/h) |
| 30 mph (48.28 km/h) | 31.38 mph (50.49 km/h) |
| 35 mph (56.33 km/h) | 36.6 mph (58.91 km/h) |
| 40 mph (64.37 km/h) | 41.83 mph (67.33 km/h) |
| 45 mph (72.42 km/h) | 47.06 mph (75.74 km/h) |
| 50 mph (80.47 km/h) | 52.29 mph (84.16 km/h) |
| 55 mph (88.51 km/h) | 57.52 mph (92.57 km/h) |
| 60 mph (96.56 km/h) | 62.75 mph (100.99 km/h) |
| 65 mph (104.61 km/h) | 67.98 mph (109.4 km/h) |
| 70 mph (112.65 km/h) | 73.21 mph (117.82 km/h) |
| 75 mph (120.7 km/h) | 78.44 mph (126.24 km/h) |
| 80 mph (128.75 km/h) | 83.67 mph (134.65 km/h) |
| 85 mph (136.79 km/h) | 88.9 mph (143.07 km/h) |
| 90 mph (144.84 km/h) | 94.13 mph (151.48 km/h) |
| 95 mph (152.89 km/h) | 99.36 mph (159.9 km/h) |
| 100 mph (160.93 km/h) | 104.59 mph (168.31 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1814 | 2108 | 2270 | 2370 | 2478 | 2556 | 2640 | 2741 | 2880 | 3019 | 3173 | 3297 | 3521 | 3768 | 3961 | 4084 | 4154 | 4409 | 4764 | 5536 |
Better Fuel Economy Factory Ratios Increased Power
