Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 150/90-15 | 100/90-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.63 (651) | 26.09 (662.6) | 0.46 (11.6) 1.8% |
| Width inches (mm) | 5.91 (150) | 3.94 (100) | -1.97 (-50) -33.3% |
| Circum. inches (mm) | 80.52 (2045.18) | 81.95 (2081.62) | 1.43 (36.44) 1.8% |
| Sidewall Height inches (mm) | 5.31 (135) | 3.54 (90) | -1.77 (-45) -33.3% |
| Revolutions per mile (km) | 786.9 (488.95) | 773.12 (480.39) | -13.78 (-8.56) -1.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.36 mph (32.76 km/h) |
| 25 mph (40.23 km/h) | 25.45 mph (40.95 km/h) |
| 30 mph (48.28 km/h) | 30.53 mph (49.14 km/h) |
| 35 mph (56.33 km/h) | 35.62 mph (57.33 km/h) |
| 40 mph (64.37 km/h) | 40.71 mph (65.52 km/h) |
| 45 mph (72.42 km/h) | 45.8 mph (73.71 km/h) |
| 50 mph (80.47 km/h) | 50.89 mph (81.9 km/h) |
| 55 mph (88.51 km/h) | 55.98 mph (90.09 km/h) |
| 60 mph (96.56 km/h) | 61.07 mph (98.28 km/h) |
| 65 mph (104.61 km/h) | 66.16 mph (106.47 km/h) |
| 70 mph (112.65 km/h) | 71.25 mph (114.66 km/h) |
| 75 mph (120.7 km/h) | 76.34 mph (122.85 km/h) |
| 80 mph (128.75 km/h) | 81.43 mph (131.04 km/h) |
| 85 mph (136.79 km/h) | 86.51 mph (139.23 km/h) |
| 90 mph (144.84 km/h) | 91.6 mph (147.42 km/h) |
| 95 mph (152.89 km/h) | 96.69 mph (155.61 km/h) |
| 100 mph (160.93 km/h) | 101.78 mph (163.8 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
