Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_250230_2 ( brakes VARCHAR, gearbox VARCHAR )

### Question ###
What brakes for the 4-speed automatic gearbox?

### Accurate SQL ###

SELECT brakes FROM table_250230_2 WHERE gearbox = "4-speed automatic"