Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 28/9-15 | 235/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.98 (710.76) | 26.1 (663) | -1.88 (-47.76) -6.7% |
| Width inches (mm) | 9.02 (229) | 9.25 (235) | 0.24 (6) 2.6% |
| Circum. inches (mm) | 87.91 (2232.92) | 82 (2082.88) | -5.91 (-150.04) -6.7% |
| Sidewall Height inches (mm) | 6.49 (164.88) | 5.55 (141) | -0.94 (-23.88) -14.5% |
| Revolutions per mile (km) | 720.74 (447.84) | 772.65 (480.1) | 51.92 (32.26) 7.2% |
235/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.66 mph (30.02 km/h) |
| 25 mph (40.23 km/h) | 23.32 mph (37.53 km/h) |
| 30 mph (48.28 km/h) | 27.98 mph (45.04 km/h) |
| 35 mph (56.33 km/h) | 32.65 mph (52.54 km/h) |
| 40 mph (64.37 km/h) | 37.31 mph (60.05 km/h) |
| 45 mph (72.42 km/h) | 41.98 mph (67.55 km/h) |
| 50 mph (80.47 km/h) | 46.64 mph (75.06 km/h) |
| 55 mph (88.51 km/h) | 51.3 mph (82.57 km/h) |
| 60 mph (96.56 km/h) | 55.97 mph (90.07 km/h) |
| 65 mph (104.61 km/h) | 60.63 mph (97.58 km/h) |
| 70 mph (112.65 km/h) | 65.3 mph (105.08 km/h) |
| 75 mph (120.7 km/h) | 69.96 mph (112.59 km/h) |
| 80 mph (128.75 km/h) | 74.62 mph (120.1 km/h) |
| 85 mph (136.79 km/h) | 79.29 mph (127.6 km/h) |
| 90 mph (144.84 km/h) | 83.95 mph (135.11 km/h) |
| 95 mph (152.89 km/h) | 88.62 mph (142.61 km/h) |
| 100 mph (160.93 km/h) | 93.28 mph (150.12 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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