Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 28/10-15 | 275/50-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28 (711.2) | 25.83 (656) | -2.17 (-55.2) -7.8% |
| Width inches (mm) | 10 (254) | 10.83 (275) | 0.83 (21) 8.3% |
| Circum. inches (mm) | 87.96 (2234.3) | 81.14 (2060.88) | -6.83 (-173.42) -7.8% |
| Sidewall Height inches (mm) | 6.5 (165.1) | 5.41 (137.5) | -1.09 (-27.6) -16.7% |
| Revolutions per mile (km) | 720.29 (447.57) | 780.9 (485.23) | 60.61 (37.66) 8.4% |
275/50-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.45 mph (29.69 km/h) |
| 25 mph (40.23 km/h) | 23.06 mph (37.11 km/h) |
| 30 mph (48.28 km/h) | 27.67 mph (44.53 km/h) |
| 35 mph (56.33 km/h) | 32.28 mph (51.96 km/h) |
| 40 mph (64.37 km/h) | 36.9 mph (59.38 km/h) |
| 45 mph (72.42 km/h) | 41.51 mph (66.8 km/h) |
| 50 mph (80.47 km/h) | 46.12 mph (74.22 km/h) |
| 55 mph (88.51 km/h) | 50.73 mph (81.64 km/h) |
| 60 mph (96.56 km/h) | 55.34 mph (89.07 km/h) |
| 65 mph (104.61 km/h) | 59.96 mph (96.49 km/h) |
| 70 mph (112.65 km/h) | 64.57 mph (103.91 km/h) |
| 75 mph (120.7 km/h) | 69.18 mph (111.33 km/h) |
| 80 mph (128.75 km/h) | 73.79 mph (118.75 km/h) |
| 85 mph (136.79 km/h) | 78.4 mph (126.18 km/h) |
| 90 mph (144.84 km/h) | 83.01 mph (133.6 km/h) |
| 95 mph (152.89 km/h) | 87.63 mph (141.02 km/h) |
| 100 mph (160.93 km/h) | 92.24 mph (148.44 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 |
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