# References

## VehicleCharacteristics <a href="#vehiculecharacteristics" id="vehiculecharacteristics"></a>

<table><thead><tr><th width="190.20052083333331">Field</th><th width="117.234375">Type</th><th>Description</th></tr></thead><tbody><tr><td>brand</td><td><code>string</code></td><td>Vehicle brand</td></tr><tr><td>model</td><td><code>string</code></td><td>Vehicle model</td></tr><tr><td>version</td><td><code>number</code></td><td>Model version</td></tr><tr><td>year</td><td><code>number</code></td><td>Vehicle year</td></tr><tr><td>typeIndex</td><td><code>integer</code></td><td>​<a href="https://docs.drivequant.com/backend/vehicle/references#vehicle-body-type">Vehicle body type</a>​</td></tr><tr><td>engineIndex</td><td><code>integer</code></td><td>​<a href="https://docs.drivequant.com/backend/vehicle/references#engine-type">Engine type</a>​</td></tr><tr><td>power</td><td><code>number</code></td><td><p>Vehicle power in hp.</p><p>If needed, the engine power in kW can be converted to hp with the following formula: <span class="math">P [hp] = P [kW] / 0.7355</span> </p></td></tr><tr><td>mass</td><td><code>number</code></td><td>Vehicle mass (in kg)</td></tr><tr><td>engineDisplacement</td><td><code>number</code></td><td>Engine displacement (in L)</td></tr><tr><td>gearboxIndex</td><td><code>integer</code></td><td>​<a href="https://docs.drivequant.com/backend/vehicle/references#gearbox-type">Gearbox type</a>​</td></tr><tr><td>autoGearboxNumber</td><td><code>integer</code></td><td><p>Number of gear ratios for the automatic gearbox. </p><p>This parameter is used only if <code>carGearboxIndex</code> is set to 1</p></td></tr><tr><td>consumption</td><td><code>number</code></td><td>Combined fuel consumption measured during the New European Driving Cycle (NEDC) (in L/100km)</td></tr><tr><td>frontTireSize</td><td><code>string</code></td><td>Front tire size<br><em>Format: {width}/{aspect ratio}/{rim diameter}</em></td></tr><tr><td>rearTireSize</td><td><code>string</code></td><td>Rear tire size<br><em>Format: {width}/{aspect ratio}/{rim diameter}</em></td></tr><tr><td>length</td><td><code>number</code></td><td>Vehicle length (in m)</td></tr><tr><td>width</td><td><code>number</code></td><td>Vehicle width (in m)</td></tr><tr><td>height</td><td><code>number</code></td><td>Vehicle height (in m)</td></tr><tr><td>driveWheels</td><td><code>integer</code></td><td>​<a href="https://docs.drivequant.com/backend/vehicle/references#drive-wheels-type">Drive wheels type</a>​</td></tr><tr><td>engineCylinderNb</td><td><code>integer</code></td><td>Number of cylinders</td></tr></tbody></table>

## Vehicle body type

| Value | Type  | Description        |
| ----- | ----- | ------------------ |
| 1     | Car   | Compact            |
| 2     | Car   | Sedan              |
| 3     | Car   | Luxury vehicle     |
| 4     | Car   | Estate car         |
| 5     | Car   | Minivan            |
| 6     | Car   | 4x4, SUV           |
| 7     | Car   | Sports car         |
| 8     | Car   | Convertible        |
| 9     | Car   | Commercial vehicle |
| 200   | Truck | 2-axle trailer     |
| 201   | Truck | 3-axle trailer     |
| 202   | Truck | 4-axle trailer     |
| 203   | Truck | 2-axle tractor     |
| 204   | Truck | 3-axle tractor     |

## Engine type

| Value | Description                 |
| ----- | --------------------------- |
| 1     | Gasoline                    |
| 2     | Diesel                      |
| 3     | Electric vehicle            |
| 4     | Gasoline-electric hybrid    |
| 5     | Diesel-electric hybrid      |
| 6     | Biofuel                     |
| 7     | Bi-fuel gasoline bioethanol |
| 8     | Dual-fuel gasoline NGV      |
| 9     | Dual-fuel gasoline LPG      |
| 10    | Not available               |
| 11    | Plug-in gasoline hybrid     |
| 12    | Hydrogen                    |

## Gearbox type

| Value | Description    |
| ----- | -------------- |
| 1     | Automatic      |
| 2     | Manual 5-speed |
| 3     | Manual 6-speed |
| 4     | Manual 7-speed |
| 5     | Manual 8-speed |

## Drive wheels type

| Value | Description       |
| ----- | ----------------- |
| 0     | Front-wheel drive |
| 1     | Rear-wheel drive  |
| 2     | Four-wheel drive  |


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