Piaggio SI – LED Headlight Reflector Replacement

SummaryThis project replaces the original headlight reflector of the Piaggio SI with a 3D-printed cover designed to hold a standard LED spotlight. It allows you to upgrade the original lighting system while keeping the classic look of the bike.The part fits inside the original headlight housing and acts as a mounting base for a round LED light (focal/spot type). It is optimized to be printed without supports.FeaturesReplaces the original Piaggio SI reflectorDesigned for installing a round LED spotlightKeeps the original external appearanceNo support structures requiredEasy installation using the original mounting points (or basic screws)Recommended Print SettingsLayer height: 0.2 mmInfill: 20–30%Perimeters: 3Material: PLA, ABS or PETGNo supports neededOptional: Brim/Skirt for better adhesionAssembly InstructionsRemove the original headlight lens from the Piaggio SI.Take out the original reflector.Insert the 3D printed cover into the headlight housing.Install your LED light into the ded