Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 190/55-15 | 260/55-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.23 (590) | 26.26 (667) | 3.03 (77) 13.1% |
| Width inches (mm) | 7.48 (190) | 10.24 (260) | 2.76 (70) 36.8% |
| Circum. inches (mm) | 72.97 (1853.54) | 82.5 (2095.44) | 9.52 (241.9) 13.1% |
| Sidewall Height inches (mm) | 4.11 (104.5) | 5.63 (143) | 1.52 (38.5) 36.8% |
| Revolutions per mile (km) | 868.25 (539.51) | 768.02 (477.23) | -100.23 (-62.28) -11.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.61 mph (36.39 km/h) |
| 25 mph (40.23 km/h) | 28.26 mph (45.48 km/h) |
| 30 mph (48.28 km/h) | 33.92 mph (54.58 km/h) |
| 35 mph (56.33 km/h) | 39.57 mph (63.68 km/h) |
| 40 mph (64.37 km/h) | 45.22 mph (72.78 km/h) |
| 45 mph (72.42 km/h) | 50.87 mph (81.87 km/h) |
| 50 mph (80.47 km/h) | 56.53 mph (90.97 km/h) |
| 55 mph (88.51 km/h) | 62.18 mph (100.07 km/h) |
| 60 mph (96.56 km/h) | 67.83 mph (109.16 km/h) |
| 65 mph (104.61 km/h) | 73.48 mph (118.26 km/h) |
| 70 mph (112.65 km/h) | 79.14 mph (127.36 km/h) |
| 75 mph (120.7 km/h) | 84.79 mph (136.45 km/h) |
| 80 mph (128.75 km/h) | 90.44 mph (145.55 km/h) |
| 85 mph (136.79 km/h) | 96.09 mph (154.65 km/h) |
| 90 mph (144.84 km/h) | 101.75 mph (163.74 km/h) |
| 95 mph (152.89 km/h) | 107.4 mph (172.84 km/h) |
| 100 mph (160.93 km/h) | 113.05 mph (181.94 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1954 | 2271 | 2445 | 2553 | 2670 | 2753 | 2844 | 2952 | 3102 | 3252 | 3418 | 3551 | 3792 | 4059 | 4267 | 4400 | 4474 | 4749 | 5132 | 5963 |
Better Fuel Economy Factory Ratios Increased Power
