I was beginning to think I was the only person who hadn't uploaded some type of gear animation. =P
Solidworks 2013 files & full 720p movie.
Animated with Showcase 2013
OBJ (OBJ, filesize: 22.3 MB), SLDPRT (SolidWorks, filesize: 2.68 MB), OTHER (Other, filesize: 10 MB)