Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 190/60-15 | 195/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.98 (609) | 26.52 (673.5) | 2.54 (64.5) 10.6% |
| Width inches (mm) | 7.48 (190) | 7.68 (195) | 0.2 (5) 2.6% |
| Circum. inches (mm) | 75.32 (1913.23) | 83.3 (2115.86) | 7.98 (202.63) 10.6% |
| Sidewall Height inches (mm) | 4.49 (114) | 5.76 (146.25) | 1.27 (32.25) 28.3% |
| Revolutions per mile (km) | 841.17 (522.68) | 760.61 (472.62) | -80.56 (-50.06) -9.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.12 mph (35.6 km/h) |
| 25 mph (40.23 km/h) | 27.65 mph (44.49 km/h) |
| 30 mph (48.28 km/h) | 33.18 mph (53.39 km/h) |
| 35 mph (56.33 km/h) | 38.71 mph (62.29 km/h) |
| 40 mph (64.37 km/h) | 44.24 mph (71.19 km/h) |
| 45 mph (72.42 km/h) | 49.77 mph (80.09 km/h) |
| 50 mph (80.47 km/h) | 55.3 mph (88.99 km/h) |
| 55 mph (88.51 km/h) | 60.83 mph (97.89 km/h) |
| 60 mph (96.56 km/h) | 66.35 mph (106.79 km/h) |
| 65 mph (104.61 km/h) | 71.88 mph (115.69 km/h) |
| 70 mph (112.65 km/h) | 77.41 mph (124.59 km/h) |
| 75 mph (120.7 km/h) | 82.94 mph (133.48 km/h) |
| 80 mph (128.75 km/h) | 88.47 mph (142.38 km/h) |
| 85 mph (136.79 km/h) | 94 mph (151.28 km/h) |
| 90 mph (144.84 km/h) | 99.53 mph (160.18 km/h) |
| 95 mph (152.89 km/h) | 105.06 mph (169.08 km/h) |
| 100 mph (160.93 km/h) | 110.59 mph (177.98 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1936 | 2249 | 2422 | 2529 | 2644 | 2726 | 2817 | 2924 | 3072 | 3221 | 3385 | 3517 | 3756 | 4019 | 4225 | 4357 | 4431 | 4703 | 5082 | 5906 |
Better Fuel Economy Factory Ratios Increased Power
