Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 150/70-15 | 195/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.27 (591) | 26.52 (673.5) | 3.25 (82.5) 14% |
| Width inches (mm) | 5.91 (150) | 7.68 (195) | 1.77 (45) 30% |
| Circum. inches (mm) | 73.1 (1856.68) | 83.3 (2115.86) | 10.2 (259.18) 14% |
| Sidewall Height inches (mm) | 4.13 (105) | 5.76 (146.25) | 1.62 (41.25) 39.3% |
| Revolutions per mile (km) | 866.79 (538.59) | 760.61 (472.62) | -106.18 (-65.97) -12.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.79 mph (36.68 km/h) |
| 25 mph (40.23 km/h) | 28.49 mph (45.85 km/h) |
| 30 mph (48.28 km/h) | 34.19 mph (55.02 km/h) |
| 35 mph (56.33 km/h) | 39.89 mph (64.19 km/h) |
| 40 mph (64.37 km/h) | 45.58 mph (73.36 km/h) |
| 45 mph (72.42 km/h) | 51.28 mph (82.53 km/h) |
| 50 mph (80.47 km/h) | 56.98 mph (91.7 km/h) |
| 55 mph (88.51 km/h) | 62.68 mph (100.87 km/h) |
| 60 mph (96.56 km/h) | 68.38 mph (110.04 km/h) |
| 65 mph (104.61 km/h) | 74.07 mph (119.21 km/h) |
| 70 mph (112.65 km/h) | 79.77 mph (128.38 km/h) |
| 75 mph (120.7 km/h) | 85.47 mph (137.55 km/h) |
| 80 mph (128.75 km/h) | 91.17 mph (146.72 km/h) |
| 85 mph (136.79 km/h) | 96.87 mph (155.89 km/h) |
| 90 mph (144.84 km/h) | 102.56 mph (165.06 km/h) |
| 95 mph (152.89 km/h) | 108.26 mph (174.23 km/h) |
| 100 mph (160.93 km/h) | 113.96 mph (183.4 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
