Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 365/65-16 | 305/65-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 34.68 (880.9) | 31.61 (802.9) | -3.07 (-78) -8.9% |
| Width inches (mm) | 14.37 (365) | 12.01 (305) | -2.36 (-60) -16.4% |
| Circum. inches (mm) | 108.95 (2767.43) | 99.31 (2522.38) | -9.65 (-245.04) -8.9% |
| Sidewall Height inches (mm) | 9.34 (237.25) | 7.81 (198.25) | -1.54 (-39) -16.4% |
| Revolutions per mile (km) | 581.53 (361.35) | 638.02 (396.45) | 56.49 (35.1) 9.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.23 mph (29.34 km/h) |
| 25 mph (40.23 km/h) | 22.79 mph (36.67 km/h) |
| 30 mph (48.28 km/h) | 27.34 mph (44.01 km/h) |
| 35 mph (56.33 km/h) | 31.9 mph (51.34 km/h) |
| 40 mph (64.37 km/h) | 36.46 mph (58.67 km/h) |
| 45 mph (72.42 km/h) | 41.02 mph (66.01 km/h) |
| 50 mph (80.47 km/h) | 45.57 mph (73.34 km/h) |
| 55 mph (88.51 km/h) | 50.13 mph (80.68 km/h) |
| 60 mph (96.56 km/h) | 54.69 mph (88.01 km/h) |
| 65 mph (104.61 km/h) | 59.24 mph (95.34 km/h) |
| 70 mph (112.65 km/h) | 63.8 mph (102.68 km/h) |
| 75 mph (120.7 km/h) | 68.36 mph (110.01 km/h) |
| 80 mph (128.75 km/h) | 72.92 mph (117.35 km/h) |
| 85 mph (136.79 km/h) | 77.47 mph (124.68 km/h) |
| 90 mph (144.84 km/h) | 82.03 mph (132.02 km/h) |
| 95 mph (152.89 km/h) | 86.59 mph (139.35 km/h) |
| 100 mph (160.93 km/h) | 91.15 mph (146.68 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1624 | 1886 | 2031 | 2121 | 2218 | 2287 | 2363 | 2453 | 2577 | 2701 | 2840 | 2950 | 3151 | 3372 | 3544 | 3655 | 3717 | 3945 | 4263 | 4954 |
Better Fuel Economy Factory Ratios Increased Power
