737-900 Certification Tests Set For Aero Design Labs’ Drag Reduction

Delta 737 aircraft

Delta Air Lines has an agreement with ADL to modify up to 211 Boeing 737-800s and -900s with drag-reduction kits.

Credit: Mark Wagner/Aviation-Images
Aircraft drag-reduction kit developer Aero Design Labs plans to begin certification test flights on the Boeing 737-900 in the first quarter of 2024 as it continues to retrofit the modification package to Delta Air Lines 737-800s. The Texas-based company reports cruise fuel-burn savings of 1.5-2% to...

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