# Sandbox.SliderJointBuilder.WithTargetVelocity

```csharp
SliderJointBuilder WithTargetVelocity(Vector3 v)
```

Sets and enables the velocity motor.

### Parameters

- `v` (`Vector3`)

### Returns

`SliderJointBuilder`

Declared in [Sandbox.SliderJointBuilder](/api/Sandbox.SliderJointBuilder).
Assembly: `Sandbox.Engine`.