Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/80-14 | 165/65-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.39 (619.6) | 22.44 (570.1) | -1.95 (-49.5) -8% |
| Width inches (mm) | 6.5 (165) | 6.5 (165) | 0 (0) 0% |
| Circum. inches (mm) | 76.64 (1946.53) | 70.51 (1791.02) | -6.12 (-155.51) -8% |
| Sidewall Height inches (mm) | 5.2 (132) | 4.22 (107.25) | -0.97 (-24.75) -18.8% |
| Revolutions per mile (km) | 826.78 (513.73) | 898.56 (558.34) | 71.79 (44.61) 8.7% |
165/65-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.4 mph (29.62 km/h) |
| 25 mph (40.23 km/h) | 23 mph (37.02 km/h) |
| 30 mph (48.28 km/h) | 27.6 mph (44.42 km/h) |
| 35 mph (56.33 km/h) | 32.2 mph (51.83 km/h) |
| 40 mph (64.37 km/h) | 36.8 mph (59.23 km/h) |
| 45 mph (72.42 km/h) | 41.4 mph (66.63 km/h) |
| 50 mph (80.47 km/h) | 46.01 mph (74.04 km/h) |
| 55 mph (88.51 km/h) | 50.61 mph (81.44 km/h) |
| 60 mph (96.56 km/h) | 55.21 mph (88.85 km/h) |
| 65 mph (104.61 km/h) | 59.81 mph (96.25 km/h) |
| 70 mph (112.65 km/h) | 64.41 mph (103.65 km/h) |
| 75 mph (120.7 km/h) | 69.01 mph (111.06 km/h) |
| 80 mph (128.75 km/h) | 73.61 mph (118.46 km/h) |
| 85 mph (136.79 km/h) | 78.21 mph (125.87 km/h) |
| 90 mph (144.84 km/h) | 82.81 mph (133.27 km/h) |
| 95 mph (152.89 km/h) | 87.41 mph (140.67 km/h) |
| 100 mph (160.93 km/h) | 92.01 mph (148.08 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2287 | 2656 | 2861 | 2987 | 3123 | 3221 | 3328 | 3454 | 3629 | 3805 | 3999 | 4155 | 4437 | 4748 | 4992 | 5147 | 5235 | 5556 | 6004 | 6977 |
Better Fuel Economy Factory Ratios Increased Power
