John Deere AUC14344 Hydraulic Pump Drive Clutch | Replaces AUC17826

Overview

This HD Switch Brand replacement electric clutch fits compatible John Deere 636M Quik-Trak mowers using hydraulic pump drive clutch part number AUC14344.

John Deere identifies this component as the hydraulic pump drive clutch, rather than the mower-deck PTO clutch. Part number AUC14344 has been replaced by the current John Deere service number AUC17826.

This replacement path also cross-references earlier John Deere number AUC10724, Warner 5219-230, and Stens 255-786.

Match the original clutch number before ordering. Do not order using the 636M model name or clutch appearance alone.

Replaces Part Numbers

• John Deere AUC10724
• John Deere AUC14344
• John Deere AUC17826
• Warner 5219-230
• Warner 5219230
• Stens 255-786

Compatible Equipment

• John Deere 636M Quik-Trak mower using the AUC14344, AUC17826, or AUC10724 hydraulic pump drive clutch path

John Deere equipment can use more than one electric clutch assembly. Confirm that the required component is the hydraulic pump drive clutch and not the separate mower-deck PTO clutch.

Before Ordering

• Match the original clutch number to AUC14344, AUC17826, AUC10724, or Warner 5219-230
• Confirm the complete mower model and serial number
• Verify that you are replacing the hydraulic pump drive clutch
• Compare the pulley, crankshaft bore, connector, wire position, and anti-rotation configuration with the original clutch
• Inspect the wiring, mounting hardware, pulleys, and drive belt before installation
• Do not install or test-mount the clutch until fitment is confirmed

Common Symptoms of a Failing Drive Clutch

• Hydraulic drive system does not engage correctly
• Clutch clicks but does not begin driving the belt
• Clutch operates when cold but stops after warming up
• Slipping or inconsistent engagement under load
• Grinding, rattling, or bearing noise near the clutch
• Damaged wire lead or intermittent electrical connection
• Burning smell or excessive heat around the clutch

Installation Notes

Disconnect the battery before servicing the electric clutch or wiring. Inspect the drive belt, pulley alignment, electrical connector, anti-rotation hardware, and mounting surfaces before installing the replacement.

Follow the mower service information and the instructions supplied with the replacement clutch. Improper belt alignment, damaged wiring, incorrect mounting hardware, or a seized driven component can cause premature clutch failure.

FAQ

What clutch replaces John Deere AUC14344?

This electric hydraulic pump drive clutch replaces John Deere AUC14344 on compatible 636M Quik-Trak mowers.

What is the current replacement for AUC14344?

John Deere lists AUC17826 as the current substitute for AUC14344.

Does this clutch replace John Deere AUC10724?

Yes. AUC10724 is included in the earlier John Deere replacement path leading to AUC14344 and AUC17826.

What Warner clutch cross-references AUC14344?

The aftermarket cross-reference for this clutch path is Warner 5219-230.

Does this fit the John Deere 636M?

Yes, for compatible John Deere 636M mowers whose parts information calls for AUC14344, AUC17826, or AUC10724.

Is this the mower-deck PTO clutch?

No. John Deere identifies AUC14344 as the hydraulic pump drive clutch. Verify which clutch assembly is being replaced before ordering.

Need Help Confirming Fitment?

Use the PTO Clutch Fitment Help page before ordering. It explains which part numbers, mower details, measurements, and photos are needed to confirm the correct clutch path.