Sub-Zero 7018423 Lower Drawer Tub Service Part

The Sub-Zero 7018423 Lower Drawer Tub Service Part is a genuine OEM freezer drawer component designed for select Sub-Zero 700 series refrigeration systems. This lower drawer tub provides durable storage support and proper organization within the freezer compartment.
This original factory replacement supersedes previous part number 3412170 and is manufactured to precise Sub-Zero specifications for reliable fitment and long-term freezer performance.
Compatible models include:

• Sub-Zero 700TC/I
• Sub-Zero 700TF/I
• Sub-Zero 700BF/I
• Sub-Zero 700BF/I-2

The lower drawer tub is commonly replaced when the original component becomes cracked, warped, broken, or worn from long-term freezer use.

• Common Signs of ReplacementCracked or damaged drawer tub
• Difficulty sliding freezer drawer
• Broken corners or mounting points
• Reduced storage stability
• Cosmetic wear or structural damage

Using a genuine OEM Sub-Zero replacement part helps maintain correct drawer alignment, smooth operation, and freezer organization.
⚠️ If you are uncertain about compatibility with your model, please provide your unit’s serial number for verification.