Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 325/35-28 | 305/35-28 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 36.96 (938.7) | 36.41 (924.7) | -0.55 (-14) -1.5% |
| Width inches (mm) | 12.8 (325) | 12.01 (305) | -0.79 (-20) -6.2% |
| Circum. inches (mm) | 116.1 (2949.01) | 114.37 (2905.03) | -1.73 (-43.98) -1.5% |
| Sidewall Height inches (mm) | 4.48 (113.75) | 4.2 (106.75) | -0.28 (-7) -6.2% |
| Revolutions per mile (km) | 545.72 (339.1) | 553.99 (344.23) | 8.26 (5.13) 1.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.7 mph (31.71 km/h) |
| 25 mph (40.23 km/h) | 24.63 mph (39.63 km/h) |
| 30 mph (48.28 km/h) | 29.55 mph (47.56 km/h) |
| 35 mph (56.33 km/h) | 34.48 mph (55.49 km/h) |
| 40 mph (64.37 km/h) | 39.4 mph (63.41 km/h) |
| 45 mph (72.42 km/h) | 44.33 mph (71.34 km/h) |
| 50 mph (80.47 km/h) | 49.25 mph (79.27 km/h) |
| 55 mph (88.51 km/h) | 54.18 mph (87.19 km/h) |
| 60 mph (96.56 km/h) | 59.11 mph (95.12 km/h) |
| 65 mph (104.61 km/h) | 64.03 mph (103.05 km/h) |
| 70 mph (112.65 km/h) | 68.96 mph (110.97 km/h) |
| 75 mph (120.7 km/h) | 73.88 mph (118.9 km/h) |
| 80 mph (128.75 km/h) | 78.81 mph (126.83 km/h) |
| 85 mph (136.79 km/h) | 83.73 mph (134.75 km/h) |
| 90 mph (144.84 km/h) | 88.66 mph (142.68 km/h) |
| 95 mph (152.89 km/h) | 93.58 mph (150.61 km/h) |
| 100 mph (160.93 km/h) | 98.51 mph (158.53 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1410 | 1638 | 1764 | 1842 | 1926 | 1986 | 2052 | 2130 | 2238 | 2346 | 2466 | 2562 | 2736 | 2928 | 3078 | 3174 | 3228 | 3425 | 3701 | 4301 |
Better Fuel Economy Factory Ratios Increased Power
