NOISY DRYER OPERATION FROM A LOOSE OR WORN IDLER-RETAINER CONNECTION
Whirlpool Dryer Idler Retainer WP3389420, Fixes Noisy dryer operation from a loose or worn idler-retainer connection
Whirlpool OEM idler retainer/screw used to secure the dryer idler pulley or idler assembly.
Part WP3389420Replaces 3387375, 3389420Whirlpool
Guaranteed to Fit — or your money back.
Confirm your full appliance model number before ordering.
Confirm your full appliance model number before ordering.
Is This the Right Part?
Part NumberWP3389420
Replaces3387375, 3389420
ManufacturerWhirlpool
Appliance TypeDryer
Part TypeIdler Retainer
✅ Cross Reference Information
Current Part NumberWP3389420
Verified Previous OEM Numbers3387375, 3389420
Common Symptoms
- Noisy or squealing dryer operation
- Loose idler pulley or idler assembly
Check Before Replacing
- With power disconnected, inspect the idler pulley and retainer for looseness, visible wear, or damage.
- Confirm that the retainer is present and securing the idler assembly before replacing it.
Pro Tip
Verify the complete appliance model number before ordering because idler hardware varies by dryer design.
Part Details
Part NumberWP3389420
Part TypeIdler Retainer
ManufacturerWhirlpool
Appliance TypeDryer
Primary FunctionSecures the idler pulley or idler assembly so the drive belt maintains proper tension.
Installation Notes
- Disconnect electrical power before servicing the dryer.
- Install only after confirming the retainer matches the appliance model and idler assembly.
Verified Compatible Models
Fitment reminder: Verified compatibility is maintained by the XPart Model Hub Network. Match the complete appliance model number before ordering.
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