In a large bowl, whisk together eggs, sugar, oil, brown sugar, and vanilla.
In a medium bowl, whisk together flour, baking powder, cinnamon, baking soda, salt, and pecans.
Add flour mixture to egg mixture and mix until just combined.
Fold pears into batter and mix until well combined and pears are evenly distributed. Batter will be thick.
Divide evenly between the loaf pans. Bake for 55-60 minutes, or until a toothpick comes out clean. If the top starts to get too dark, place a loose piece of foil on top while baking. Cool for 15 minutes, remove from pans and transfer to a rack to cool completely.
Store in the refrigerator in an airtight container.
Batter will be thick when scraping into pans.Recipe makes two loaves.