Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/40-16 | 175/40-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.2 (538.4) | 21.51 (546.4) | 0.31 (8) 1.5% |
| Width inches (mm) | 6.5 (165) | 6.89 (175) | 0.39 (10) 6.1% |
| Circum. inches (mm) | 66.59 (1691.43) | 67.58 (1716.57) | 0.99 (25.13) 1.5% |
| Sidewall Height inches (mm) | 2.6 (66) | 2.76 (70) | 0.16 (4) 6.1% |
| Revolutions per mile (km) | 951.47 (591.21) | 937.54 (582.56) | -13.93 (-8.66) -1.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.3 mph (32.67 km/h) |
| 25 mph (40.23 km/h) | 25.37 mph (40.83 km/h) |
| 30 mph (48.28 km/h) | 30.45 mph (49 km/h) |
| 35 mph (56.33 km/h) | 35.52 mph (57.16 km/h) |
| 40 mph (64.37 km/h) | 40.59 mph (65.33 km/h) |
| 45 mph (72.42 km/h) | 45.67 mph (73.5 km/h) |
| 50 mph (80.47 km/h) | 50.74 mph (81.66 km/h) |
| 55 mph (88.51 km/h) | 55.82 mph (89.83 km/h) |
| 60 mph (96.56 km/h) | 60.89 mph (98 km/h) |
| 65 mph (104.61 km/h) | 65.97 mph (106.16 km/h) |
| 70 mph (112.65 km/h) | 71.04 mph (114.33 km/h) |
| 75 mph (120.7 km/h) | 76.11 mph (122.49 km/h) |
| 80 mph (128.75 km/h) | 81.19 mph (130.66 km/h) |
| 85 mph (136.79 km/h) | 86.26 mph (138.83 km/h) |
| 90 mph (144.84 km/h) | 91.34 mph (146.99 km/h) |
| 95 mph (152.89 km/h) | 96.41 mph (155.16 km/h) |
| 100 mph (160.93 km/h) | 101.49 mph (163.33 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
