Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/75-15 | 275/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.06 (763.5) | 27.99 (711) | -2.07 (-52.5) -6.9% |
| Width inches (mm) | 10.04 (255) | 10.83 (275) | 0.79 (20) 7.8% |
| Circum. inches (mm) | 94.43 (2398.61) | 87.94 (2233.67) | -6.49 (-164.93) -6.9% |
| Sidewall Height inches (mm) | 7.53 (191.25) | 6.5 (165) | -1.03 (-26.25) -13.7% |
| Revolutions per mile (km) | 670.95 (416.91) | 720.49 (447.69) | 49.54 (30.78) 7.4% |
275/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.62 mph (29.97 km/h) |
| 25 mph (40.23 km/h) | 23.28 mph (37.47 km/h) |
| 30 mph (48.28 km/h) | 27.94 mph (44.96 km/h) |
| 35 mph (56.33 km/h) | 32.59 mph (52.45 km/h) |
| 40 mph (64.37 km/h) | 37.25 mph (59.95 km/h) |
| 45 mph (72.42 km/h) | 41.91 mph (67.44 km/h) |
| 50 mph (80.47 km/h) | 46.56 mph (74.93 km/h) |
| 55 mph (88.51 km/h) | 51.22 mph (82.43 km/h) |
| 60 mph (96.56 km/h) | 55.87 mph (89.92 km/h) |
| 65 mph (104.61 km/h) | 60.53 mph (97.41 km/h) |
| 70 mph (112.65 km/h) | 65.19 mph (104.91 km/h) |
| 75 mph (120.7 km/h) | 69.84 mph (112.4 km/h) |
| 80 mph (128.75 km/h) | 74.5 mph (119.89 km/h) |
| 85 mph (136.79 km/h) | 79.16 mph (127.39 km/h) |
| 90 mph (144.84 km/h) | 83.81 mph (134.88 km/h) |
| 95 mph (152.89 km/h) | 88.47 mph (142.38 km/h) |
| 100 mph (160.93 km/h) | 93.12 mph (149.87 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 |
Better Fuel Economy Factory Ratios Increased Power
