Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/35-22 | 285/55-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.3 (744.3) | 32.34 (821.5) | 3.04 (77.2) 10.4% |
| Width inches (mm) | 10.43 (265) | 11.22 (285) | 0.79 (20) 7.5% |
| Circum. inches (mm) | 92.06 (2338.29) | 101.61 (2580.82) | 9.55 (242.53) 10.4% |
| Sidewall Height inches (mm) | 3.65 (92.75) | 6.17 (156.75) | 2.52 (64) 69% |
| Revolutions per mile (km) | 688.26 (427.66) | 623.58 (387.47) | -64.68 (-40.19) -9.4% |
285/55-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.07 mph (35.53 km/h) |
| 25 mph (40.23 km/h) | 27.59 mph (44.41 km/h) |
| 30 mph (48.28 km/h) | 33.11 mph (53.29 km/h) |
| 35 mph (56.33 km/h) | 38.63 mph (62.17 km/h) |
| 40 mph (64.37 km/h) | 44.15 mph (71.05 km/h) |
| 45 mph (72.42 km/h) | 49.67 mph (79.93 km/h) |
| 50 mph (80.47 km/h) | 55.19 mph (88.81 km/h) |
| 55 mph (88.51 km/h) | 60.7 mph (97.69 km/h) |
| 60 mph (96.56 km/h) | 66.22 mph (106.58 km/h) |
| 65 mph (104.61 km/h) | 71.74 mph (115.46 km/h) |
| 70 mph (112.65 km/h) | 77.26 mph (124.34 km/h) |
| 75 mph (120.7 km/h) | 82.78 mph (133.22 km/h) |
| 80 mph (128.75 km/h) | 88.3 mph (142.1 km/h) |
| 85 mph (136.79 km/h) | 93.82 mph (150.98 km/h) |
| 90 mph (144.84 km/h) | 99.33 mph (159.86 km/h) |
| 95 mph (152.89 km/h) | 104.85 mph (168.75 km/h) |
| 100 mph (160.93 km/h) | 110.37 mph (177.63 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1587 | 1843 | 1985 | 2073 | 2168 | 2235 | 2309 | 2397 | 2519 | 2640 | 2775 | 2883 | 3079 | 3295 | 3464 | 3572 | 3633 | 3856 | 4166 | 4842 |
Better Fuel Economy Factory Ratios Increased Power
