Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 140/85-16 | 165/75-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.37 (644.4) | 25.74 (653.9) | 0.37 (9.5) 1.5% |
| Width inches (mm) | 5.51 (140) | 6.5 (165) | 0.98 (25) 17.9% |
| Circum. inches (mm) | 79.7 (2024.44) | 80.88 (2054.29) | 1.18 (29.85) 1.5% |
| Sidewall Height inches (mm) | 4.69 (119) | 4.87 (123.75) | 0.19 (4.75) 4% |
| Revolutions per mile (km) | 794.96 (493.96) | 783.41 (486.79) | -11.55 (-7.18) -1.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.29 mph (32.66 km/h) |
| 25 mph (40.23 km/h) | 25.37 mph (40.83 km/h) |
| 30 mph (48.28 km/h) | 30.44 mph (48.99 km/h) |
| 35 mph (56.33 km/h) | 35.52 mph (57.16 km/h) |
| 40 mph (64.37 km/h) | 40.59 mph (65.32 km/h) |
| 45 mph (72.42 km/h) | 45.66 mph (73.49 km/h) |
| 50 mph (80.47 km/h) | 50.74 mph (81.65 km/h) |
| 55 mph (88.51 km/h) | 55.81 mph (89.82 km/h) |
| 60 mph (96.56 km/h) | 60.88 mph (97.98 km/h) |
| 65 mph (104.61 km/h) | 65.96 mph (106.15 km/h) |
| 70 mph (112.65 km/h) | 71.03 mph (114.32 km/h) |
| 75 mph (120.7 km/h) | 76.11 mph (122.48 km/h) |
| 80 mph (128.75 km/h) | 81.18 mph (130.65 km/h) |
| 85 mph (136.79 km/h) | 86.25 mph (138.81 km/h) |
| 90 mph (144.84 km/h) | 91.33 mph (146.98 km/h) |
| 95 mph (152.89 km/h) | 96.4 mph (155.14 km/h) |
| 100 mph (160.93 km/h) | 101.47 mph (163.31 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1994 | 2316 | 2494 | 2604 | 2723 | 2808 | 2901 | 3012 | 3164 | 3317 | 3487 | 3622 | 3868 | 4140 | 4352 | 4488 | 4564 | 4844 | 5234 | 6083 |
Better Fuel Economy Factory Ratios Increased Power
