Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 100/80-10 | 80/100-12 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 16.3 (414) | 18.3 (464.8) | 2 (50.8) 12.3% |
| Width inches (mm) | 3.94 (100) | 3.15 (80) | -0.79 (-20) -20% |
| Circum. inches (mm) | 51.21 (1300.62) | 57.49 (1460.21) | 6.28 (159.59) 12.3% |
| Sidewall Height inches (mm) | 3.15 (80) | 3.15 (80) | 0 (0) 0% |
| Revolutions per mile (km) | 1237.37 (768.86) | 1102.13 (684.83) | -135.24 (-84.03) -10.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.45 mph (36.14 km/h) |
| 25 mph (40.23 km/h) | 28.07 mph (45.17 km/h) |
| 30 mph (48.28 km/h) | 33.68 mph (54.2 km/h) |
| 35 mph (56.33 km/h) | 39.29 mph (63.24 km/h) |
| 40 mph (64.37 km/h) | 44.91 mph (72.27 km/h) |
| 45 mph (72.42 km/h) | 50.52 mph (81.31 km/h) |
| 50 mph (80.47 km/h) | 56.14 mph (90.34 km/h) |
| 55 mph (88.51 km/h) | 61.75 mph (99.38 km/h) |
| 60 mph (96.56 km/h) | 67.36 mph (108.41 km/h) |
| 65 mph (104.61 km/h) | 72.98 mph (117.44 km/h) |
| 70 mph (112.65 km/h) | 78.59 mph (126.48 km/h) |
| 75 mph (120.7 km/h) | 84.2 mph (135.51 km/h) |
| 80 mph (128.75 km/h) | 89.82 mph (144.55 km/h) |
| 85 mph (136.79 km/h) | 95.43 mph (153.58 km/h) |
| 90 mph (144.84 km/h) | 101.04 mph (162.61 km/h) |
| 95 mph (152.89 km/h) | 106.66 mph (171.65 km/h) |
| 100 mph (160.93 km/h) | 112.27 mph (180.68 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
