Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 220/70-14 | 275/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.13 (663.6) | 27.99 (711) | 1.87 (47.4) 7.1% |
| Width inches (mm) | 8.66 (220) | 10.83 (275) | 2.17 (55) 25% |
| Circum. inches (mm) | 82.08 (2084.76) | 87.94 (2233.67) | 5.86 (148.91) 7.1% |
| Sidewall Height inches (mm) | 6.06 (154) | 6.5 (165) | 0.43 (11) 7.1% |
| Revolutions per mile (km) | 771.96 (479.67) | 720.49 (447.69) | -51.46 (-31.98) -6.7% |
275/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.43 mph (34.49 km/h) |
| 25 mph (40.23 km/h) | 26.79 mph (43.11 km/h) |
| 30 mph (48.28 km/h) | 32.14 mph (51.73 km/h) |
| 35 mph (56.33 km/h) | 37.5 mph (60.35 km/h) |
| 40 mph (64.37 km/h) | 42.86 mph (68.97 km/h) |
| 45 mph (72.42 km/h) | 48.21 mph (77.59 km/h) |
| 50 mph (80.47 km/h) | 53.57 mph (86.22 km/h) |
| 55 mph (88.51 km/h) | 58.93 mph (94.84 km/h) |
| 60 mph (96.56 km/h) | 64.29 mph (103.46 km/h) |
| 65 mph (104.61 km/h) | 69.64 mph (112.08 km/h) |
| 70 mph (112.65 km/h) | 75 mph (120.7 km/h) |
| 75 mph (120.7 km/h) | 80.36 mph (129.32 km/h) |
| 80 mph (128.75 km/h) | 85.71 mph (137.94 km/h) |
| 85 mph (136.79 km/h) | 91.07 mph (146.57 km/h) |
| 90 mph (144.84 km/h) | 96.43 mph (155.19 km/h) |
| 95 mph (152.89 km/h) | 101.79 mph (163.81 km/h) |
| 100 mph (160.93 km/h) | 107.14 mph (172.43 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
