The simple answer is no, you don't need to know the VIN number in order to select the right wiper blades.
You'll will need to know the model and build year to determine the correct wiper blades.
Refer to the vehicle photos on the product page in order to confirm that you've selected the right vehicle.
If you need further clarification, our support team is here to help you select the right set of wipers, simply contact us!