LG WM3400CW Dimensions, Clearances & Fit Guide

This guide provides all the key measurements for the WM3400CW washing machine. Review dimensions, clearance requirements, door swing, pedestal and stacking options, and installation notes to ensure a proper fit in your home.

Key Dimensions

Width27 in
Height39 in
Depth30.25 in
Depth w/ Door Open 90°52.5 in
Capacity4.5 cu. ft.
Weight187 lb
ADA CompliantNo
ENERGY STAR® CertifiedYes
Front View Front-Load Washer Dimensions
Side View Front-Load Washer Dimensions

Clearance Requirements

Front View Front-Load Clearance for Washer
Side View Front-Load Clearance for Washer
Front21 in
Sides1 in
Rear5 in
Top1 in
Proper clearance ensures safe operation, reduces vibration, and allows for adequate airflow. Always maintain the minimum space on all sides to prevent overheating and to make servicing easier.

Door Swing & Accessibility

Front-Load washer Door Swing
Door SwingLeft-hinged (non-reversible)
Door Swing Maximum150°
Allow room for full door swing.
Meets ADA accessibility standards.

Pedestal & Stacking Compatibility

Pedestal compatible
Pedestal CompatibleYes
Models
  • WDP4W
  • WDP4B
Stackable compatible
StackableYes
Stacking KitKSTK1

Installation Notes

Flooring & Leveling
  • Solid, level surface
  • Concrete preferred
  • Level all four feet
Drain & Plumbing
  • Drain height: 24–96 in
  • High-quality inlet hoses recommended
Electrical
  • 120V 60 Hz AC only
  • 15 amp circuit
  • 3-prong grounded outlet
  • Accessible plug required
Service Access
  • Water supply accessible
  • Drain connection accessible
  • Ensure rear access for water, drain, and electrical

How the WM3400CW Fits Within LG’s Lineup

The LG WM3400CW is one of LG’s most popular mid-range front-load washers, offering a full 4.5 cu. ft. capacity, ENERGY STAR® efficiency, and a reliable 27-inch platform. Positioned as a value-focused model without smart features, it delivers strong performance, quiet operation, and broad compatibility with LG pedestals and stacking kits. It’s widely used in homes, condos, and small laundry closets due to its balanced depth and installation flexibility.

FAQ About This Washer

Yes. The washer is 27 in wide, but LG recommends at least 1 in of clearance on each side.

A minimum depth of 55 in is recommended to accommodate the 52.5 in door‑open depth and rear clearance.

Yes. It is compatible with the LG KSTK1 stacking kit.

The drain must be between 24 and 96 in high for proper pump operation.

Yes. LG’s vibration control system helps reduce movement, but a solid, level floor is strongly recommended.

At least 5 in of rear clearance is recommended for hoses, electrical, and airflow.

Yes, as long as you maintain side, top, and rear clearances and ensure adequate ventilation.

No. The door is permanently left-hinged and cannot be reversed.

Many building codes require a drain pan for second-floor laundry rooms; check local regulations.

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