Whirlpool Dryer Timer Knob, White WP3957752, Fixes Unable to select a dryer cycle because the timer knob is broken, worn, or missing
Genuine Whirlpool white timer knob for compatible dryers; it fits a D-shaped timer shaft and is used to select the drying cycle.
Confirm your full appliance model number before ordering.
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✅ Cross Reference Information
Common Symptoms
- Cracked, broken, worn, or missing timer knob.
- Timer knob does not provide cycle-selection control.
Check Before Replacing
- Inspect the white timer knob for cracking, breakage, wear, or a missing D-shaped shaft opening.
- With the knob removed, compare its opening to the dryer timer's D-shaped shaft and confirm that the knob can engage the shaft.
Pro Tip
Part Details
Installation Notes
- Remove the existing knob by pulling it straight off its post.
- Confirm the replacement knob fully engages the D-shaped timer shaft before use.
Verified Compatible Models
LER6634BW1, LER6634BW2, LER7646AN2, 8LGC7858AN0, 8LGC7858AN2, 8LGR5636FQ0, 8LGR5636FQ1, LGT7646EQ2, LER7646EQ1, LET5434AQ0, LET5434AW0, LET5436AW0, LET5624BN0, LET5624BN1, LET5624BN2, LET5624BQ0, LET5624BQ1, LET5624BQ2, LET5624BW0, LET5624BW1, LET5624BW2, LET5624DQ0, LET5624DQ1, LET6634AN1, LET6634AN2, LET6634AQ0, LET6634AQ1, LET6634AQ2, LET6634AW0, LET6634AW1, LET6634AW2, LET6634DQ0, LET6634DQ1, LET6634DZ0, LET6634DZ1, LET6638AN1, LET6638AN2, LET6638AQ2, LET6638AW0, LET6638AW1, LET6638AW2, LET6638DQ0, LET6638DQ1, LET6638DZ0, LET6638DZ1, LET7646AQ0, LET7646AQ1, LET7646AQ2, LET7646AW0, LET7646AZ1
Fitment reminder: Match the complete appliance model number, including suffix or revision where applicable, before ordering.
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Kitchener, Ontario N2E 1W8
