Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 190/55-15 | 195/40-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.23 (590) | 21.14 (537) | -2.09 (-53) -9% |
| Width inches (mm) | 7.48 (190) | 7.68 (195) | 0.2 (5) 2.6% |
| Circum. inches (mm) | 72.97 (1853.54) | 66.42 (1687.04) | -6.56 (-166.5) -9% |
| Sidewall Height inches (mm) | 4.11 (104.5) | 3.07 (78) | -1.04 (-26.5) -25.4% |
| Revolutions per mile (km) | 868.25 (539.51) | 953.95 (592.75) | 85.69 (53.25) 9.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.2 mph (29.3 km/h) |
| 25 mph (40.23 km/h) | 22.75 mph (36.62 km/h) |
| 30 mph (48.28 km/h) | 27.31 mph (43.94 km/h) |
| 35 mph (56.33 km/h) | 31.86 mph (51.27 km/h) |
| 40 mph (64.37 km/h) | 36.41 mph (58.59 km/h) |
| 45 mph (72.42 km/h) | 40.96 mph (65.92 km/h) |
| 50 mph (80.47 km/h) | 45.51 mph (73.24 km/h) |
| 55 mph (88.51 km/h) | 50.06 mph (80.56 km/h) |
| 60 mph (96.56 km/h) | 54.61 mph (87.89 km/h) |
| 65 mph (104.61 km/h) | 59.16 mph (95.21 km/h) |
| 70 mph (112.65 km/h) | 63.71 mph (102.53 km/h) |
| 75 mph (120.7 km/h) | 68.26 mph (109.86 km/h) |
| 80 mph (128.75 km/h) | 72.81 mph (117.18 km/h) |
| 85 mph (136.79 km/h) | 77.36 mph (124.51 km/h) |
| 90 mph (144.84 km/h) | 81.92 mph (131.83 km/h) |
| 95 mph (152.89 km/h) | 86.47 mph (139.15 km/h) |
| 100 mph (160.93 km/h) | 91.02 mph (146.48 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
