Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 325/80-16 | 265/65-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 36.47 (926.4) | 29.56 (750.9) | -6.91 (-175.5) -18.9% |
| Width inches (mm) | 12.8 (325) | 10.43 (265) | -2.36 (-60) -18.5% |
| Circum. inches (mm) | 114.58 (2910.37) | 92.87 (2359.02) | -21.71 (-551.35) -18.9% |
| Sidewall Height inches (mm) | 10.24 (260) | 6.78 (172.25) | -3.45 (-87.75) -33.8% |
| Revolutions per mile (km) | 552.97 (343.6) | 682.21 (423.9) | 129.24 (80.31) 23.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 16.21 mph (26.09 km/h) |
| 25 mph (40.23 km/h) | 20.26 mph (32.61 km/h) |
| 30 mph (48.28 km/h) | 24.32 mph (39.13 km/h) |
| 35 mph (56.33 km/h) | 28.37 mph (45.66 km/h) |
| 40 mph (64.37 km/h) | 32.42 mph (52.18 km/h) |
| 45 mph (72.42 km/h) | 36.48 mph (58.7 km/h) |
| 50 mph (80.47 km/h) | 40.53 mph (65.22 km/h) |
| 55 mph (88.51 km/h) | 44.58 mph (71.75 km/h) |
| 60 mph (96.56 km/h) | 48.63 mph (78.27 km/h) |
| 65 mph (104.61 km/h) | 52.69 mph (84.79 km/h) |
| 70 mph (112.65 km/h) | 56.74 mph (91.31 km/h) |
| 75 mph (120.7 km/h) | 60.79 mph (97.84 km/h) |
| 80 mph (128.75 km/h) | 64.84 mph (104.36 km/h) |
| 85 mph (136.79 km/h) | 68.9 mph (110.88 km/h) |
| 90 mph (144.84 km/h) | 72.95 mph (117.4 km/h) |
| 95 mph (152.89 km/h) | 77 mph (123.92 km/h) |
| 100 mph (160.93 km/h) | 81.06 mph (130.45 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1736 | 2017 | 2172 | 2268 | 2371 | 2445 | 2527 | 2623 | 2756 | 2889 | 3036 | 3155 | 3369 | 3605 | 3790 | 3908 | 3975 | 4218 | 4558 | 5297 |
Better Fuel Economy Factory Ratios Increased Power
