Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 240/55-16 | 290/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.39 (670.4) | 28.7 (729) | 2.31 (58.6) 8.7% |
| Width inches (mm) | 9.45 (240) | 11.42 (290) | 1.97 (50) 20.8% |
| Circum. inches (mm) | 82.92 (2106.12) | 90.17 (2290.22) | 7.25 (184.1) 8.7% |
| Sidewall Height inches (mm) | 5.2 (132) | 6.85 (174) | 1.65 (42) 31.8% |
| Revolutions per mile (km) | 764.13 (474.81) | 702.7 (436.64) | -61.42 (-38.17) -8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.75 mph (35 km/h) |
| 25 mph (40.23 km/h) | 27.19 mph (43.75 km/h) |
| 30 mph (48.28 km/h) | 32.62 mph (52.5 km/h) |
| 35 mph (56.33 km/h) | 38.06 mph (61.25 km/h) |
| 40 mph (64.37 km/h) | 43.5 mph (70 km/h) |
| 45 mph (72.42 km/h) | 48.93 mph (78.75 km/h) |
| 50 mph (80.47 km/h) | 54.37 mph (87.5 km/h) |
| 55 mph (88.51 km/h) | 59.81 mph (96.25 km/h) |
| 60 mph (96.56 km/h) | 65.24 mph (105 km/h) |
| 65 mph (104.61 km/h) | 70.68 mph (113.75 km/h) |
| 70 mph (112.65 km/h) | 76.12 mph (122.5 km/h) |
| 75 mph (120.7 km/h) | 81.56 mph (131.25 km/h) |
| 80 mph (128.75 km/h) | 86.99 mph (140 km/h) |
| 85 mph (136.79 km/h) | 92.43 mph (148.75 km/h) |
| 90 mph (144.84 km/h) | 97.87 mph (157.5 km/h) |
| 95 mph (152.89 km/h) | 103.3 mph (166.25 km/h) |
| 100 mph (160.93 km/h) | 108.74 mph (175 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1788 | 2077 | 2237 | 2336 | 2443 | 2519 | 2602 | 2701 | 2838 | 2975 | 3128 | 3249 | 3470 | 3713 | 3904 | 4025 | 4094 | 4345 | 4695 | 5456 |
Better Fuel Economy Factory Ratios Increased Power
