Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 125/80-15 | 125/65-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.87 (581) | 22.4 (568.9) | -0.48 (-12.1) -2.1% |
| Width inches (mm) | 4.92 (125) | 4.92 (125) | 0 (0) 0% |
| Circum. inches (mm) | 71.86 (1825.27) | 70.36 (1787.25) | -1.5 (-38.01) -2.1% |
| Sidewall Height inches (mm) | 3.94 (100) | 3.2 (81.25) | -0.74 (-18.75) -18.8% |
| Revolutions per mile (km) | 881.7 (547.86) | 900.46 (559.52) | 18.75 (11.65) 2.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.58 mph (31.52 km/h) |
| 25 mph (40.23 km/h) | 24.48 mph (39.4 km/h) |
| 30 mph (48.28 km/h) | 29.38 mph (47.27 km/h) |
| 35 mph (56.33 km/h) | 34.27 mph (55.15 km/h) |
| 40 mph (64.37 km/h) | 39.17 mph (63.03 km/h) |
| 45 mph (72.42 km/h) | 44.06 mph (70.91 km/h) |
| 50 mph (80.47 km/h) | 48.96 mph (78.79 km/h) |
| 55 mph (88.51 km/h) | 53.85 mph (86.67 km/h) |
| 60 mph (96.56 km/h) | 58.75 mph (94.55 km/h) |
| 65 mph (104.61 km/h) | 63.65 mph (102.43 km/h) |
| 70 mph (112.65 km/h) | 68.54 mph (110.31 km/h) |
| 75 mph (120.7 km/h) | 73.44 mph (118.19 km/h) |
| 80 mph (128.75 km/h) | 78.33 mph (126.07 km/h) |
| 85 mph (136.79 km/h) | 83.23 mph (133.95 km/h) |
| 90 mph (144.84 km/h) | 88.13 mph (141.82 km/h) |
| 95 mph (152.89 km/h) | 93.02 mph (149.7 km/h) |
| 100 mph (160.93 km/h) | 97.92 mph (157.58 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2291 | 2662 | 2867 | 2994 | 3130 | 3228 | 3335 | 3462 | 3637 | 3813 | 4008 | 4164 | 4446 | 4759 | 5002 | 5158 | 5246 | 5568 | 6016 | 6991 |
Better Fuel Economy Factory Ratios Increased Power
