LiftMaster K41-0374-000 Motor, Gear Box & Encoder (J/H 700 Non-3in Shaft)

The LiftMaster K41-0374-000 is a 20-tooth drive sprocket designed for use with #41 chain in TDC12 and TDC22 LiftMaster commercial operators. Built from hardened steel, it ensures accurate chain tracking and torque transfer in high-cycle applications.

This OEM sprocket is ideal for operator rebuilds or addressing symptoms like chain skip, misalignment, or noisy drive systems. With its precision-machined teeth and reliable fit, it's a go-to part for field service professionals.

Technician Highlights:

• 20T #41 drive sprocket for LiftMaster TDC12 & TDC22

• Hardened steel construction for high-cycle use

• Maintains drive chain alignment and torque consistency

• OEM replacement—drop-in fit, no modification needed

• Ideal for reducing chain wear and operational noise