Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 80/80-14 | 100/90-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 19.04 (483.6) | 21.09 (535.6) | 2.05 (52) 10.8% |
| Width inches (mm) | 3.15 (80) | 3.94 (100) | 0.79 (20) 25% |
| Circum. inches (mm) | 59.81 (1519.27) | 66.25 (1682.64) | 6.43 (163.36) 10.8% |
| Sidewall Height inches (mm) | 2.52 (64) | 3.54 (90) | 1.02 (26) 40.6% |
| Revolutions per mile (km) | 1059.28 (658.21) | 956.44 (594.3) | -102.84 (-63.9) -9.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.15 mph (35.65 km/h) |
| 25 mph (40.23 km/h) | 27.69 mph (44.56 km/h) |
| 30 mph (48.28 km/h) | 33.23 mph (53.47 km/h) |
| 35 mph (56.33 km/h) | 38.76 mph (62.38 km/h) |
| 40 mph (64.37 km/h) | 44.3 mph (71.3 km/h) |
| 45 mph (72.42 km/h) | 49.84 mph (80.21 km/h) |
| 50 mph (80.47 km/h) | 55.38 mph (89.12 km/h) |
| 55 mph (88.51 km/h) | 60.91 mph (98.03 km/h) |
| 60 mph (96.56 km/h) | 66.45 mph (106.94 km/h) |
| 65 mph (104.61 km/h) | 71.99 mph (115.86 km/h) |
| 70 mph (112.65 km/h) | 77.53 mph (124.77 km/h) |
| 75 mph (120.7 km/h) | 83.06 mph (133.68 km/h) |
| 80 mph (128.75 km/h) | 88.6 mph (142.59 km/h) |
| 85 mph (136.79 km/h) | 94.14 mph (151.5 km/h) |
| 90 mph (144.84 km/h) | 99.68 mph (160.42 km/h) |
| 95 mph (152.89 km/h) | 105.22 mph (169.33 km/h) |
| 100 mph (160.93 km/h) | 110.75 mph (178.24 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
