Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 365/65-16 | 305/50-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 34.68 (880.9) | 26.01 (660.6) | -8.67 (-220.3) -25% |
| Width inches (mm) | 14.37 (365) | 12.01 (305) | -2.36 (-60) -16.4% |
| Circum. inches (mm) | 108.95 (2767.43) | 81.71 (2075.34) | -27.25 (-692.09) -25% |
| Sidewall Height inches (mm) | 9.34 (237.25) | 6 (152.5) | -3.34 (-84.75) -35.7% |
| Revolutions per mile (km) | 581.53 (361.35) | 775.46 (481.85) | 193.93 (120.5) 33.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 15 mph (24.14 km/h) |
| 25 mph (40.23 km/h) | 18.75 mph (30.17 km/h) |
| 30 mph (48.28 km/h) | 22.5 mph (36.21 km/h) |
| 35 mph (56.33 km/h) | 26.25 mph (42.24 km/h) |
| 40 mph (64.37 km/h) | 30 mph (48.27 km/h) |
| 45 mph (72.42 km/h) | 33.75 mph (54.31 km/h) |
| 50 mph (80.47 km/h) | 37.5 mph (60.34 km/h) |
| 55 mph (88.51 km/h) | 41.25 mph (66.38 km/h) |
| 60 mph (96.56 km/h) | 44.99 mph (72.41 km/h) |
| 65 mph (104.61 km/h) | 48.74 mph (78.45 km/h) |
| 70 mph (112.65 km/h) | 52.49 mph (84.48 km/h) |
| 75 mph (120.7 km/h) | 56.24 mph (90.52 km/h) |
| 80 mph (128.75 km/h) | 59.99 mph (96.55 km/h) |
| 85 mph (136.79 km/h) | 63.74 mph (102.58 km/h) |
| 90 mph (144.84 km/h) | 67.49 mph (108.62 km/h) |
| 95 mph (152.89 km/h) | 71.24 mph (114.65 km/h) |
| 100 mph (160.93 km/h) | 74.99 mph (120.69 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1973 | 2293 | 2469 | 2578 | 2696 | 2780 | 2872 | 2981 | 3132 | 3283 | 3451 | 3586 | 3829 | 4098 | 4308 | 4442 | 4518 | 4795 | 5181 | 6021 |
Better Fuel Economy Factory Ratios Increased Power
