Quick Tach Actuator AT424407 AT494284 for John Deere 318D 319D 320D 320E Loader

Product Overview

This aftermarket replacement quick tach actuator is designed for the listed John Deere loader models and cross-references part numbers AT424407 and AT494284. A quick tach actuator engages and disengages the quick-coupler mechanism to allow attachment changes on loader equipment.

Key Features & Performance

• Operates the quick-coupler locking assembly to enable attachment mounting and release
• Functions as a component within the loader attachment control system
• Cross-references part numbers AT424407 and AT494284
• Engineered to align with specified loader model requirements

Fitment & Compatibility

• for John Deere 318D applications
• for John Deere 319D applications
• for John Deere 320D applications
• for John Deere 320E applications

Common Uses

• Replacing a worn, failed, or non-responsive attachment actuator
• Routine maintenance and repair of loader quick-coupler systems
• Restoring original functionality to the attachment latching mechanism

Technical Specifications

• Product Type: Quick Tach Actuator
• Part Number(s): AT424407, AT494284
• Machine Application(s): John Deere 318D, 319D, 320D, 320E

Frequently Asked Questions

Q: What is the primary function of this product? A: A quick tach actuator powered component operates the locking mechanism that secures attachments to the loader hitch frame.

Q: How can I ensure this component is correct for my machine? A: Please confirm that your loader model matches one of the listed models and verify that your existing part number matches AT424407 or AT494284 before purchase.

This is an aftermarket replacement part and is not represented as genuine or original equipment. Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number, model year, or existing part number. Verify fitment before purchase.