Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 125/65-12 | 205/65-12 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 18.4 (467.3) | 22.49 (571.3) | 4.09 (104) 22.3% |
| Width inches (mm) | 4.92 (125) | 8.07 (205) | 3.15 (80) 64% |
| Circum. inches (mm) | 57.8 (1468.07) | 70.66 (1794.79) | 12.86 (326.73) 22.3% |
| Sidewall Height inches (mm) | 3.2 (81.25) | 5.25 (133.25) | 2.05 (52) 64% |
| Revolutions per mile (km) | 1096.23 (681.17) | 896.67 (557.17) | -199.56 (-124) -18.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 24.45 mph (39.35 km/h) |
| 25 mph (40.23 km/h) | 30.56 mph (49.19 km/h) |
| 30 mph (48.28 km/h) | 36.68 mph (59.03 km/h) |
| 35 mph (56.33 km/h) | 42.79 mph (68.86 km/h) |
| 40 mph (64.37 km/h) | 48.9 mph (78.7 km/h) |
| 45 mph (72.42 km/h) | 55.01 mph (88.54 km/h) |
| 50 mph (80.47 km/h) | 61.13 mph (98.38 km/h) |
| 55 mph (88.51 km/h) | 67.24 mph (108.21 km/h) |
| 60 mph (96.56 km/h) | 73.35 mph (118.05 km/h) |
| 65 mph (104.61 km/h) | 79.47 mph (127.89 km/h) |
| 70 mph (112.65 km/h) | 85.58 mph (137.73 km/h) |
| 75 mph (120.7 km/h) | 91.69 mph (147.56 km/h) |
| 80 mph (128.75 km/h) | 97.8 mph (157.4 km/h) |
| 85 mph (136.79 km/h) | 103.92 mph (167.24 km/h) |
| 90 mph (144.84 km/h) | 110.03 mph (177.08 km/h) |
| 95 mph (152.89 km/h) | 116.14 mph (186.91 km/h) |
| 100 mph (160.93 km/h) | 122.26 mph (196.75 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2282 | 2651 | 2855 | 2981 | 3117 | 3214 | 3321 | 3447 | 3622 | 3797 | 3991 | 4146 | 4428 | 4739 | 4981 | 5137 | 5224 | 5544 | 5991 | 6962 |
Better Fuel Economy Factory Ratios Increased Power
