This Genie Garage Door Opener drive gear is a genuine replacement part for PMX500 PMX300 PCG650 PCG450 operators.
3-1/2 inch diameter nylon gear with square center hole
The 27096A is a replacement gear for Genie PMX Series and PCG Series or Chain Glide garage door openers only
Compatible replacement for Overhead Door Legacy Python models 510, 550, 710, 750, 600 and 800 and the Legacy (model 696 and 496) garage door openers. Part Numbers: 27096A