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_20866024_2 (model_type VARCHAR, model_designation VARCHAR)

### Question ###
What model type has model designation 97500?

### Accurate SQL ###

SELECT model_type FROM table_20866024_2 WHERE model_designation = "97500"