See part 2 in the diagram
Thermostat Knob
The 68001721 is a thermostat knob for Whirlpool freezer. No tools needed. Compare prices from top sellers.
Replaces: 1938772, 8210348
Easy Repair
Fits 2 brands
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2 stores · Updated May 15, 2026
Lowest$19.48
4.8(21.9k)Preorder
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$24.10
4.5(13.6k)Preorder
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Common Problems This Part Fixes
Too warm
Too cold
Won't start
Repair difficulty: Easy - no tools needed - drop-in or snap-in replacement
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