Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 215/65-14 | 255/65-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25 (635.1) | 27.05 (687.1) | 2.05 (52) 8.2% |
| Width inches (mm) | 8.46 (215) | 10.04 (255) | 1.57 (40) 18.6% |
| Circum. inches (mm) | 78.55 (1995.23) | 84.98 (2158.59) | 6.43 (163.36) 8.2% |
| Sidewall Height inches (mm) | 5.5 (139.75) | 6.53 (165.75) | 1.02 (26) 18.6% |
| Revolutions per mile (km) | 806.6 (501.2) | 745.55 (463.26) | -61.04 (-37.93) -7.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.64 mph (34.82 km/h) |
| 25 mph (40.23 km/h) | 27.05 mph (43.53 km/h) |
| 30 mph (48.28 km/h) | 32.46 mph (52.23 km/h) |
| 35 mph (56.33 km/h) | 37.87 mph (60.94 km/h) |
| 40 mph (64.37 km/h) | 43.28 mph (69.64 km/h) |
| 45 mph (72.42 km/h) | 48.68 mph (78.35 km/h) |
| 50 mph (80.47 km/h) | 54.09 mph (87.06 km/h) |
| 55 mph (88.51 km/h) | 59.5 mph (95.76 km/h) |
| 60 mph (96.56 km/h) | 64.91 mph (104.47 km/h) |
| 65 mph (104.61 km/h) | 70.32 mph (113.17 km/h) |
| 70 mph (112.65 km/h) | 75.73 mph (121.88 km/h) |
| 75 mph (120.7 km/h) | 81.14 mph (130.58 km/h) |
| 80 mph (128.75 km/h) | 86.55 mph (139.29 km/h) |
| 85 mph (136.79 km/h) | 91.96 mph (147.99 km/h) |
| 90 mph (144.84 km/h) | 97.37 mph (156.7 km/h) |
| 95 mph (152.89 km/h) | 102.78 mph (165.41 km/h) |
| 100 mph (160.93 km/h) | 108.19 mph (174.11 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1897 | 2204 | 2374 | 2479 | 2592 | 2672 | 2761 | 2866 | 3011 | 3157 | 3318 | 3447 | 3682 | 3940 | 4142 | 4271 | 4344 | 4610 | 4981 | 5789 |
Better Fuel Economy Factory Ratios Increased Power
