Preheat oven to 350°F and line a 9"x5" inch bread pan with parchment paper.
In a small bowl, combine the flour, cinnamon, baking soda, and baking powder, set aside.
In a large bowl, on medium speed, beat sugar and eggs until creamy, about 2 minutes.
With a fork, mash the bananas. Add bananas, sour cream, oil, and vanilla to sugar/egg bowl. Mix by hand until combined.
Add flour mixture and gently mix with a spatula to combine.
Fold in chocolate chip morsels reserving some for the top of loaf.
Pour batter into a bread pan. Top with remaining chocolate chips.
Bake in a preheated oven at 350°F for 45-55 minutes.
Remove bread from the oven, allow the bread to slightly cool about before removing from the pan.