Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 295/55-15 | 275/50-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.78 (705.5) | 25.83 (656) | -1.95 (-49.5) -7% |
| Width inches (mm) | 11.61 (295) | 10.83 (275) | -0.79 (-20) -6.8% |
| Circum. inches (mm) | 87.26 (2216.39) | 81.14 (2060.88) | -6.12 (-155.51) -7% |
| Sidewall Height inches (mm) | 6.39 (162.25) | 5.41 (137.5) | -0.97 (-24.75) -15.3% |
| Revolutions per mile (km) | 726.11 (451.18) | 780.9 (485.23) | 54.79 (34.05) 7.5% |
275/50-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.6 mph (29.93 km/h) |
| 25 mph (40.23 km/h) | 23.25 mph (37.41 km/h) |
| 30 mph (48.28 km/h) | 27.9 mph (44.89 km/h) |
| 35 mph (56.33 km/h) | 32.54 mph (52.38 km/h) |
| 40 mph (64.37 km/h) | 37.19 mph (59.86 km/h) |
| 45 mph (72.42 km/h) | 41.84 mph (67.34 km/h) |
| 50 mph (80.47 km/h) | 46.49 mph (74.82 km/h) |
| 55 mph (88.51 km/h) | 51.14 mph (82.3 km/h) |
| 60 mph (96.56 km/h) | 55.79 mph (89.79 km/h) |
| 65 mph (104.61 km/h) | 60.44 mph (97.27 km/h) |
| 70 mph (112.65 km/h) | 65.09 mph (104.75 km/h) |
| 75 mph (120.7 km/h) | 69.74 mph (112.23 km/h) |
| 80 mph (128.75 km/h) | 74.39 mph (119.71 km/h) |
| 85 mph (136.79 km/h) | 79.04 mph (127.2 km/h) |
| 90 mph (144.84 km/h) | 83.69 mph (134.68 km/h) |
| 95 mph (152.89 km/h) | 88.33 mph (142.16 km/h) |
| 100 mph (160.93 km/h) | 92.98 mph (149.64 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1987 | 2309 | 2486 | 2596 | 2714 | 2799 | 2892 | 3002 | 3154 | 3306 | 3476 | 3611 | 3856 | 4127 | 4338 | 4473 | 4550 | 4829 | 5218 | 6063 |
Better Fuel Economy Factory Ratios Increased Power
