Belt Tension Pulley Wheel
Part # WP6-3700340·Whirlpool

Belt Tension Pulley Wheel

The WP6-3700340 is a belt tension pulley wheel for Whirlpool appliances. Basic tools needed. Compare prices from top sellers.

Replaces: 1472812, 33001783, 6-3700340, WP6-3700340VP
Moderate Repair

Genuine Whirlpool OEM Part

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4 stores · Updated May 17, 2026
Part AdvantageLowest
$7.55
4.8(728)In Stock
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PartSelect
$19.30
4.5(13.6k)In Stock
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ApplianceParts Pro
$19.31
4.8(21.9k)In Stock
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RepairClinic
$24.13
4.4(3.1k)Preorder
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The Dryer Idler Belt goes between the motor and the tumbler, and puts tension on the dryer’s drum belt. If your dryer makes a persistent squeaking sound during operation, replacing this part may alleviate the issue. Replacing this part will require basic hand tools, some disassembly of the appliance and novice repair experience. You must unplug the appliance or shut off the house circuit breaker before installing this part.

Part Specification
•  This product is a Factory Certified Part. These three words represent quality parts and accessories designed specifically for your appliance. Time tested engineering that meets our strict quality specifications
•  This product is a replacement part
•  Package contains (1) Dryer Idler Belt
•  Tools Needed: Multi screwdriver, 5/16" nut driver

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