Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 70/100-19 | 100/90-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.51 (622.6) | 26.09 (662.6) | 1.57 (40) 6.4% |
| Width inches (mm) | 2.76 (70) | 3.94 (100) | 1.18 (30) 42.9% |
| Circum. inches (mm) | 77.01 (1955.96) | 81.95 (2081.62) | 4.95 (125.66) 6.4% |
| Sidewall Height inches (mm) | 2.76 (70) | 3.54 (90) | 0.79 (20) 28.6% |
| Revolutions per mile (km) | 822.79 (511.26) | 773.12 (480.39) | -49.67 (-30.86) -6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.28 mph (34.25 km/h) |
| 25 mph (40.23 km/h) | 26.61 mph (42.82 km/h) |
| 30 mph (48.28 km/h) | 31.93 mph (51.38 km/h) |
| 35 mph (56.33 km/h) | 37.25 mph (59.95 km/h) |
| 40 mph (64.37 km/h) | 42.57 mph (68.51 km/h) |
| 45 mph (72.42 km/h) | 47.89 mph (77.07 km/h) |
| 50 mph (80.47 km/h) | 53.21 mph (85.64 km/h) |
| 55 mph (88.51 km/h) | 58.53 mph (94.2 km/h) |
| 60 mph (96.56 km/h) | 63.85 mph (102.76 km/h) |
| 65 mph (104.61 km/h) | 69.18 mph (111.33 km/h) |
| 70 mph (112.65 km/h) | 74.5 mph (119.89 km/h) |
| 75 mph (120.7 km/h) | 79.82 mph (128.46 km/h) |
| 80 mph (128.75 km/h) | 85.14 mph (137.02 km/h) |
| 85 mph (136.79 km/h) | 90.46 mph (145.58 km/h) |
| 90 mph (144.84 km/h) | 95.78 mph (154.15 km/h) |
| 95 mph (152.89 km/h) | 101.1 mph (162.71 km/h) |
| 100 mph (160.93 km/h) | 106.42 mph (171.27 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1967 | 2286 | 2461 | 2570 | 2687 | 2771 | 2863 | 2972 | 3123 | 3273 | 3441 | 3575 | 3818 | 4086 | 4295 | 4429 | 4504 | 4780 | 5166 | 6003 |
Better Fuel Economy Factory Ratios Increased Power
