The Genie 109957.0001.S is a genuine OEM service replacement replacement sprocket designed for Genie commercial door operators using #25 roller chain drive systems. This #25 Chain 25T 1/4P Service Sprocket is manufactured to Genie factory specifications, ensuring accurate chain engagement, reliable torque transfer, and minimal downtime during maintenance. Constructed from Steel, the 109957.0001.S maintains dimensional accuracy for consistent chain tracking. Always verify the chain size, tooth count, and bore diameter match your operator's drive assembly before installation. Using genuine Genie service replacement parts preserves drive train integrity and extends the service life of the complete operator.
A: This sprocket uses ANSI #25 roller chain with 1/4 inch pitch and has 25 teeth, providing a different drive ratio than 18-tooth service sprockets in the same Genie parts family.
A: Confidence is low because 109946.0001.S and 109957.0001.S share an identical published title. The parts likely differ in bore diameter, hub length, or keyway configuration, but this distinction is not confirmed in available data.
A: Do not assume interchangeability. Contact Genie technical support with your operator model number and serial number to identify which 25-tooth #25 sprocket applies to your specific unit.
A: The S suffix in Genie service part numbers designates a factory-authorized service replacement component, as opposed to original production assembly parts.
A: No. The 1/4P designation confirms 1/4 inch pitch, which is the ANSI #25 roller chain standard. There are no electrical, voltage, or current ratings associated with this mechanical sprocket.
