| WAGR AI class | |
|---|---|
 AI 432 on the Marble Bar Railway | |
| Entered service | 1935 |
| Number built | 1 |
| Fleet numbers | 432 |
| Operators | WAGR |
| Lines served | Port Hedland–Marble Bar |
| Specifications | |
| Track gauge | 1,067 mm (3 ft 6 in) |
The WAGR AI class was a petrol-driven railmotor or railcar operated between 1935 and 1949 by the Western Australian Government Railways (WAGR).
Officially designated as a petrol coach, it was built at the Midland Railway Workshops in 1935.