Boeing has rolled out of the first 737 MAX 9 in Renton, Washington.

The airplane now begins system checks, fueling and engine runs on the flight line. Once completed, the airplane will begin flight testing in the coming weeks - the final phase of verification of the operational characteristics and overall performance of a new airplane.

The 737 MAX 9 is scheduled to enter service in 2018. The 737 MAX 8 is on track to deliver to customers in the second quarter of 2017.

Watch all of the excitement from the day in the following highlights video. With the addition of the MAX 9, there's more to choose from and more to think about when it comes to the MAX family.