This linked ZIP file contains the requisite sub-files for Members having a 2007 Chevrolet Silverado 1500 in need of a Replacement Nylon Gear for the damaged Folding Mirror(s):
GM (2007 Silverado 1500) Folding Mirror Gear - STLFinder
GM (2007 Silverado 1500) Folding Mirror Gear Print gear using nylon at 260c, .2mm layer height with.4mm nozzle. Super glue to shaft in same location as OEM gear. Run motor in housing using 12vdc without worm gear engaged with main gear (i.e. Remove the main gear), this will break in the new...
www.stlfinder.com