Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/45-18 | 275/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.74 (704.7) | 27.99 (711) | 0.25 (6.3) 0.9% |
| Width inches (mm) | 10.83 (275) | 10.83 (275) | 0 (0) 0% |
| Circum. inches (mm) | 87.16 (2213.88) | 87.94 (2233.67) | 0.78 (19.79) 0.9% |
| Sidewall Height inches (mm) | 4.87 (123.75) | 6.5 (165) | 1.62 (41.25) 33.3% |
| Revolutions per mile (km) | 726.93 (451.69) | 720.49 (447.69) | -6.44 (-4) -0.9% |
275/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.18 mph (32.47 km/h) |
| 25 mph (40.23 km/h) | 25.22 mph (40.59 km/h) |
| 30 mph (48.28 km/h) | 30.27 mph (48.71 km/h) |
| 35 mph (56.33 km/h) | 35.31 mph (56.83 km/h) |
| 40 mph (64.37 km/h) | 40.36 mph (64.95 km/h) |
| 45 mph (72.42 km/h) | 45.4 mph (73.07 km/h) |
| 50 mph (80.47 km/h) | 50.45 mph (81.19 km/h) |
| 55 mph (88.51 km/h) | 55.49 mph (89.31 km/h) |
| 60 mph (96.56 km/h) | 60.54 mph (97.42 km/h) |
| 65 mph (104.61 km/h) | 65.58 mph (105.54 km/h) |
| 70 mph (112.65 km/h) | 70.63 mph (113.66 km/h) |
| 75 mph (120.7 km/h) | 75.67 mph (121.78 km/h) |
| 80 mph (128.75 km/h) | 80.72 mph (129.9 km/h) |
| 85 mph (136.79 km/h) | 85.76 mph (138.02 km/h) |
| 90 mph (144.84 km/h) | 90.8 mph (146.14 km/h) |
| 95 mph (152.89 km/h) | 95.85 mph (154.25 km/h) |
| 100 mph (160.93 km/h) | 100.89 mph (162.37 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1834 | 2130 | 2294 | 2395 | 2505 | 2583 | 2668 | 2770 | 2910 | 3051 | 3207 | 3332 | 3558 | 3807 | 4003 | 4127 | 4198 | 4455 | 4814 | 5594 |
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