Often, we are asked about the dimensions of the Herman Miller Aeron Office Chair, so we’d like to help clarify that for our valuable customers.

Aeron Size A (Basic, Semi-Adjustable, Fully Loaded)

Seat Height: 16″ – 20.5″ (adjustable via pneumatic lift)

Seat Width: 19″

Seat Depth: 15.75″

Base Width: 24″

Aeron Size B (Basic, Semi-Adjustable, Fully Loaded)

Seat Height: 16″ – 20.5″ (adjustable via pneumatic lift)

Seat Width: 20.25″

Seat Depth: 17″

Base Width: 24″

Aeron Size C (Basic, Semi-Adjustable, Fully Loaded)

Seat Height: 16″ – 20.5″ (adjustable via pneumatic lift)

Seat Width: 21.625″

Seat Depth: 18.5″

Base Width: 24″

Shipping Dimensions

Box Size: 26″ x 26″ x 26″

Shipping Weight: 54 lbs.

Shipping Method: UPS

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