Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 90/70-10 | 100/80-10 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 14.96 (380) | 16.3 (414) | 1.34 (34) 8.9% |
| Width inches (mm) | 3.54 (90) | 3.94 (100) | 0.39 (10) 11.1% |
| Circum. inches (mm) | 47 (1193.81) | 51.21 (1300.62) | 4.21 (106.81) 8.9% |
| Sidewall Height inches (mm) | 2.48 (63) | 3.15 (80) | 0.67 (17) 27% |
| Revolutions per mile (km) | 1348.08 (837.66) | 1237.37 (768.86) | -110.71 (-68.79) -8.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.79 mph (35.07 km/h) |
| 25 mph (40.23 km/h) | 27.24 mph (43.83 km/h) |
| 30 mph (48.28 km/h) | 32.68 mph (52.6 km/h) |
| 35 mph (56.33 km/h) | 38.13 mph (61.37 km/h) |
| 40 mph (64.37 km/h) | 43.58 mph (70.13 km/h) |
| 45 mph (72.42 km/h) | 49.03 mph (78.9 km/h) |
| 50 mph (80.47 km/h) | 54.47 mph (87.67 km/h) |
| 55 mph (88.51 km/h) | 59.92 mph (96.43 km/h) |
| 60 mph (96.56 km/h) | 65.37 mph (105.2 km/h) |
| 65 mph (104.61 km/h) | 70.82 mph (113.97 km/h) |
| 70 mph (112.65 km/h) | 76.26 mph (122.73 km/h) |
| 75 mph (120.7 km/h) | 81.71 mph (131.5 km/h) |
| 80 mph (128.75 km/h) | 87.16 mph (140.27 km/h) |
| 85 mph (136.79 km/h) | 92.61 mph (149.03 km/h) |
| 90 mph (144.84 km/h) | 98.05 mph (157.8 km/h) |
| 95 mph (152.89 km/h) | 103.5 mph (166.57 km/h) |
| 100 mph (160.93 km/h) | 108.95 mph (175.33 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
