The Genie 18428D 8-ft. garage door opener chain assembly from Garage Door Supply Company is a replacement chain assembly for Genie PMX Series T-rail garage door operators. We guarantee all OEM parts for Genie residential garage door operators. Our family-owned American company negotiates the lowest prices, and we ship fast from our Ohio warehouse. If you don't see other parts you need for your Genie PMX operator, contact our staff to track them down for you.
- 8-ft. chain assembly
- OEM part
- For Genie PMX Series T-rail garage door openers