The Genie 27335B.S is an OEM replacement drive chain for Genie chain-drive garage door openers designed for 8-foot door height T-rail systems, identified by the 0800 model code. This genuine Genie part replaces the original drive chain in compatible Genie T-rail chain-drive openers where an 8-foot rail length is required. The chain is pre-sized for the 0800 rail configuration, providing a direct-fit replacement that restores proper carriage engagement and door travel. Listed at diagram position B-77 in Genie parts breakdowns, it is sourced directly from the manufacturer to maintain original performance specifications. Confirm your opener's rail length and model before ordering to ensure correct fitment.
A: The 0800 code designates a chain length sized for standard 8-foot door height T-rail systems on Genie chain-drive openers.
A: This chain corresponds to part position B-77 in Genie parts diagrams, which identifies it as the drive chain component in the chain assembly.
A: This chain is intended for Genie chain-drive openers with an 8-foot door height T-rail. Check your opener documentation or the existing chain length to confirm compatibility.
A: No specific models beyond general Genie T-rail chain-drive openers have been listed for this part. Confirm rail length and door height match 8-foot specifications.
A: No legacy or superseded part numbers have been identified for 27335B.S. Order directly by this part number.
