Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/50-15 | 275/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.04 (636) | 27.99 (711) | 2.95 (75) 11.8% |
| Width inches (mm) | 10.04 (255) | 10.83 (275) | 0.79 (20) 7.8% |
| Circum. inches (mm) | 78.66 (1998.05) | 87.94 (2233.67) | 9.28 (235.62) 11.8% |
| Sidewall Height inches (mm) | 5.02 (127.5) | 6.5 (165) | 1.48 (37.5) 29.4% |
| Revolutions per mile (km) | 805.46 (500.49) | 720.49 (447.69) | -84.96 (-52.79) -10.5% |
275/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.36 mph (35.98 km/h) |
| 25 mph (40.23 km/h) | 27.95 mph (44.98 km/h) |
| 30 mph (48.28 km/h) | 33.54 mph (53.97 km/h) |
| 35 mph (56.33 km/h) | 39.13 mph (62.97 km/h) |
| 40 mph (64.37 km/h) | 44.72 mph (71.97 km/h) |
| 45 mph (72.42 km/h) | 50.31 mph (80.96 km/h) |
| 50 mph (80.47 km/h) | 55.9 mph (89.96 km/h) |
| 55 mph (88.51 km/h) | 61.49 mph (98.95 km/h) |
| 60 mph (96.56 km/h) | 67.08 mph (107.95 km/h) |
| 65 mph (104.61 km/h) | 72.67 mph (116.94 km/h) |
| 70 mph (112.65 km/h) | 78.25 mph (125.94 km/h) |
| 75 mph (120.7 km/h) | 83.84 mph (134.93 km/h) |
| 80 mph (128.75 km/h) | 89.43 mph (143.93 km/h) |
| 85 mph (136.79 km/h) | 95.02 mph (152.93 km/h) |
| 90 mph (144.84 km/h) | 100.61 mph (161.92 km/h) |
| 95 mph (152.89 km/h) | 106.2 mph (170.92 km/h) |
| 100 mph (160.93 km/h) | 111.79 mph (179.91 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
