Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/50-15 | 255/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.25 (616) | 27.05 (687) | 2.8 (71) 11.5% |
| Width inches (mm) | 9.25 (235) | 10.04 (255) | 0.79 (20) 8.5% |
| Circum. inches (mm) | 76.19 (1935.22) | 84.97 (2158.27) | 8.78 (223.05) 11.5% |
| Sidewall Height inches (mm) | 4.63 (117.5) | 6.02 (153) | 1.4 (35.5) 30.2% |
| Revolutions per mile (km) | 831.61 (516.74) | 745.66 (463.33) | -85.94 (-53.4) -10.3% |
255/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.31 mph (35.9 km/h) |
| 25 mph (40.23 km/h) | 27.88 mph (44.87 km/h) |
| 30 mph (48.28 km/h) | 33.46 mph (53.85 km/h) |
| 35 mph (56.33 km/h) | 39.03 mph (62.82 km/h) |
| 40 mph (64.37 km/h) | 44.61 mph (71.79 km/h) |
| 45 mph (72.42 km/h) | 50.19 mph (80.77 km/h) |
| 50 mph (80.47 km/h) | 55.76 mph (89.74 km/h) |
| 55 mph (88.51 km/h) | 61.34 mph (98.72 km/h) |
| 60 mph (96.56 km/h) | 66.92 mph (107.69 km/h) |
| 65 mph (104.61 km/h) | 72.49 mph (116.66 km/h) |
| 70 mph (112.65 km/h) | 78.07 mph (125.64 km/h) |
| 75 mph (120.7 km/h) | 83.64 mph (134.61 km/h) |
| 80 mph (128.75 km/h) | 89.22 mph (143.59 km/h) |
| 85 mph (136.79 km/h) | 94.8 mph (152.56 km/h) |
| 90 mph (144.84 km/h) | 100.37 mph (161.54 km/h) |
| 95 mph (152.89 km/h) | 105.95 mph (170.51 km/h) |
| 100 mph (160.93 km/h) | 111.53 mph (179.48 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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