Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/45-15 | 275/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.68 (601.5) | 27.99 (711) | 4.31 (109.5) 18.2% |
| Width inches (mm) | 9.65 (245) | 10.83 (275) | 1.18 (30) 12.2% |
| Circum. inches (mm) | 74.4 (1889.67) | 87.94 (2233.67) | 13.54 (344) 18.2% |
| Sidewall Height inches (mm) | 4.34 (110.25) | 6.5 (165) | 2.16 (54.75) 49.7% |
| Revolutions per mile (km) | 851.65 (529.19) | 720.49 (447.69) | -131.16 (-81.5) -15.4% |
275/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.64 mph (38.05 km/h) |
| 25 mph (40.23 km/h) | 29.55 mph (47.56 km/h) |
| 30 mph (48.28 km/h) | 35.46 mph (57.07 km/h) |
| 35 mph (56.33 km/h) | 41.37 mph (66.58 km/h) |
| 40 mph (64.37 km/h) | 47.28 mph (76.09 km/h) |
| 45 mph (72.42 km/h) | 53.19 mph (85.6 km/h) |
| 50 mph (80.47 km/h) | 59.1 mph (95.12 km/h) |
| 55 mph (88.51 km/h) | 65.01 mph (104.63 km/h) |
| 60 mph (96.56 km/h) | 70.92 mph (114.14 km/h) |
| 65 mph (104.61 km/h) | 76.83 mph (123.65 km/h) |
| 70 mph (112.65 km/h) | 82.74 mph (133.16 km/h) |
| 75 mph (120.7 km/h) | 88.65 mph (142.67 km/h) |
| 80 mph (128.75 km/h) | 94.56 mph (152.19 km/h) |
| 85 mph (136.79 km/h) | 100.47 mph (161.7 km/h) |
| 90 mph (144.84 km/h) | 106.38 mph (171.21 km/h) |
| 95 mph (152.89 km/h) | 112.29 mph (180.72 km/h) |
| 100 mph (160.93 km/h) | 118.2 mph (190.23 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
