Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 285/50-15 | 255/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.22 (666) | 27.05 (687) | 0.83 (21) 3.2% |
| Width inches (mm) | 11.22 (285) | 10.04 (255) | -1.18 (-30) -10.5% |
| Circum. inches (mm) | 82.37 (2092.3) | 84.97 (2158.27) | 2.6 (65.97) 3.2% |
| Sidewall Height inches (mm) | 5.61 (142.5) | 6.02 (153) | 0.41 (10.5) 7.4% |
| Revolutions per mile (km) | 769.17 (477.94) | 745.66 (463.33) | -23.51 (-14.61) -3.1% |
255/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.63 mph (33.2 km/h) |
| 25 mph (40.23 km/h) | 25.79 mph (41.5 km/h) |
| 30 mph (48.28 km/h) | 30.95 mph (49.8 km/h) |
| 35 mph (56.33 km/h) | 36.1 mph (58.1 km/h) |
| 40 mph (64.37 km/h) | 41.26 mph (66.4 km/h) |
| 45 mph (72.42 km/h) | 46.42 mph (74.7 km/h) |
| 50 mph (80.47 km/h) | 51.58 mph (83 km/h) |
| 55 mph (88.51 km/h) | 56.73 mph (91.31 km/h) |
| 60 mph (96.56 km/h) | 61.89 mph (99.61 km/h) |
| 65 mph (104.61 km/h) | 67.05 mph (107.91 km/h) |
| 70 mph (112.65 km/h) | 72.21 mph (116.21 km/h) |
| 75 mph (120.7 km/h) | 77.36 mph (124.51 km/h) |
| 80 mph (128.75 km/h) | 82.52 mph (132.81 km/h) |
| 85 mph (136.79 km/h) | 87.68 mph (141.11 km/h) |
| 90 mph (144.84 km/h) | 92.84 mph (149.41 km/h) |
| 95 mph (152.89 km/h) | 98 mph (157.71 km/h) |
| 100 mph (160.93 km/h) | 103.15 mph (166.01 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1898 | 2204 | 2374 | 2479 | 2592 | 2673 | 2762 | 2867 | 3012 | 3157 | 3319 | 3448 | 3682 | 3940 | 4142 | 4272 | 4344 | 4611 | 4982 | 5790 |
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