Speedway Fanatic — ruling 1

Speedway Fanatic's triggered ability triggers when it becomes tapped to activate a crew ability. Even if Speedway Fanatic leaves the battlefield before its triggered ability resolves, that Vehicle still gains haste until end of turn.

Speedway Fanatic : règles, fonctionnement et interactions (MTG)

Speedway Fanatic is one of those cards players keep asking about. Here is, in plain words, what its official text says, the rulings published by Wizards of the Coast, and the combos players actually run.

Official card text

Haste Whenever this creature crews a Vehicle, that Vehicle gains haste until end of turn.

How it works : Speedway Fanatic

Original English text — Wizards of the Coast / Scryfall

#1September 20, 2016· Wizards of the Coast
Speedway Fanatic's triggered ability triggers when it becomes tapped to activate a crew ability. Even if Speedway Fanatic leaves the battlefield before its triggered ability resolves, that Vehicle still gains haste until end of turn.
No other card is named in this ruling.