Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 285/50-15 | 235/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.22 (666) | 26.1 (663) | -0.12 (-3) -0.5% |
| Width inches (mm) | 11.22 (285) | 9.25 (235) | -1.97 (-50) -17.5% |
| Circum. inches (mm) | 82.37 (2092.3) | 82 (2082.88) | -0.37 (-9.42) -0.5% |
| Sidewall Height inches (mm) | 5.61 (142.5) | 5.55 (141) | -0.06 (-1.5) -1.1% |
| Revolutions per mile (km) | 769.17 (477.94) | 772.65 (480.1) | 3.48 (2.16) 0.5% |
235/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.91 mph (32.04 km/h) |
| 25 mph (40.23 km/h) | 24.89 mph (40.05 km/h) |
| 30 mph (48.28 km/h) | 29.86 mph (48.06 km/h) |
| 35 mph (56.33 km/h) | 34.84 mph (56.07 km/h) |
| 40 mph (64.37 km/h) | 39.82 mph (64.08 km/h) |
| 45 mph (72.42 km/h) | 44.8 mph (72.09 km/h) |
| 50 mph (80.47 km/h) | 49.77 mph (80.1 km/h) |
| 55 mph (88.51 km/h) | 54.75 mph (88.12 km/h) |
| 60 mph (96.56 km/h) | 59.73 mph (96.13 km/h) |
| 65 mph (104.61 km/h) | 64.71 mph (104.14 km/h) |
| 70 mph (112.65 km/h) | 69.68 mph (112.15 km/h) |
| 75 mph (120.7 km/h) | 74.66 mph (120.16 km/h) |
| 80 mph (128.75 km/h) | 79.64 mph (128.17 km/h) |
| 85 mph (136.79 km/h) | 84.62 mph (136.18 km/h) |
| 90 mph (144.84 km/h) | 89.59 mph (144.19 km/h) |
| 95 mph (152.89 km/h) | 94.57 mph (152.2 km/h) |
| 100 mph (160.93 km/h) | 99.55 mph (160.21 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1966 | 2284 | 2460 | 2569 | 2686 | 2769 | 2862 | 2970 | 3121 | 3272 | 3439 | 3573 | 3815 | 4083 | 4292 | 4426 | 4501 | 4778 | 5162 | 5999 |
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