Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 100/80-10 | 100/85-10 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 16.3 (414) | 16.69 (424) | 0.39 (10) 2.4% |
| Width inches (mm) | 3.94 (100) | 3.94 (100) | 0 (0) 0% |
| Circum. inches (mm) | 51.21 (1300.62) | 52.44 (1332.04) | 1.24 (31.42) 2.4% |
| Sidewall Height inches (mm) | 3.15 (80) | 3.35 (85) | 0.2 (5) 6.3% |
| Revolutions per mile (km) | 1237.37 (768.86) | 1208.18 (750.73) | -29.18 (-18.13) -2.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.48 mph (32.96 km/h) |
| 25 mph (40.23 km/h) | 25.6 mph (41.21 km/h) |
| 30 mph (48.28 km/h) | 30.72 mph (49.45 km/h) |
| 35 mph (56.33 km/h) | 35.85 mph (57.69 km/h) |
| 40 mph (64.37 km/h) | 40.97 mph (65.93 km/h) |
| 45 mph (72.42 km/h) | 46.09 mph (74.17 km/h) |
| 50 mph (80.47 km/h) | 51.21 mph (82.41 km/h) |
| 55 mph (88.51 km/h) | 56.33 mph (90.65 km/h) |
| 60 mph (96.56 km/h) | 61.45 mph (98.89 km/h) |
| 65 mph (104.61 km/h) | 66.57 mph (107.13 km/h) |
| 70 mph (112.65 km/h) | 71.69 mph (115.38 km/h) |
| 75 mph (120.7 km/h) | 76.81 mph (123.62 km/h) |
| 80 mph (128.75 km/h) | 81.93 mph (131.86 km/h) |
| 85 mph (136.79 km/h) | 87.05 mph (140.1 km/h) |
| 90 mph (144.84 km/h) | 92.17 mph (148.34 km/h) |
| 95 mph (152.89 km/h) | 97.29 mph (156.58 km/h) |
| 100 mph (160.93 km/h) | 102.42 mph (164.82 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
