# VehicleDriftBoostTier

> Talos next · Since 0.6

One mini-boost tier: the longest tier whose `time` the drift charge reached is the one earned on release.

## Fields

| Field | Type | Required | Default | Allowed values | Description |
|---|---|---|---|---|---|
| `time` | `number` | yes |  |  | Seconds of drift charge needed to earn this boost, greater than zero. Tiers must ascend in time. |
| `speed` | `number` | yes |  |  | Extra top speed in METRES PER SECOND while the boost lasts, greater than zero. |
| `duration` | `number` | yes |  |  | How long the boost lasts, seconds, greater than zero. |