Replacement Seat Pan for Herman Miller Aeron Chair Size A – Classic Models

Restore the comfort and appearance of your classic Aeron with a dedicated Size A mesh seat frame crafted for classic models. This replacement seat pan uses the Classic Carbon Pellicle fabric to match the original look and feel.

Features

• Compatibility: Size A Aeron chair, Classic models only
• Material: Classic Carbon Pellicle mesh seat fabric for a breathable, durable surface
• Size confirmation: Size A is indicated by a single dot under the chairback rim; confirm via the small dot system or model tag (AE...W_... where the size letter follows the W)
• Dimensions (Size A): Width 19", Depth 17.5"
• Purpose: Replacement seat frame for chairs with worn, torn, or damaged fabric
• Installation: Designed for straightforward mounting with common hand tools; no torque wrench required
• Tools required: two 3/8" ratchets, 10mm socket, 4mm Allen socket (for lower back seat links), and 6mm socket (upper hip bolts and lower tilt bolts)
• Lead time: Up to 4 weeks, ships OEM-style from authorized suppliers
• Not affiliated with Herman Miller, Inc.; parts come from authorized Herman Miller suppliers

Benefits

• Brings back the original aesthetic of a Classic Aeron with a faithful Carbon Pellicle finish
• Extends the life of your chair by replacing the seat frame rather than the entire chair
• Improves sitting comfort and support when the fabric or frame has degraded
• Clear installation process that uses commonly available tools, helping you complete the upgrade at home or shop
• Volume discounts available for multiple replacements or larger orders