Lumbar Pad for Herman Miller Aeron Chair Size A — OEM Replacement

Upgrade the back comfort of your Herman Miller Aeron Chair Size A with this OEM lumbar pad. It fits into the backrest to enhance lower‑back support and offers adjustable firmness by flipping to the more or less supportive side. Ships in 3–4 weeks. This is an authentic replacement sourced from authorized Herman Miller suppliers and is not manufactured by Herman Miller, Inc.

Features

• OEM replacement lumbar pad for Herman Miller Aeron Chair Size A
• Dual-sided design with two firmness levels: 3/4" on one side and 1-1/4" on the other
• Reversible for personalized support to match your posture and task
• Specifically engineered to fit Aeron back shells and restore original ergonomic alignment
• Size verification guidance: Aeron Size A is indicated by a single dot on the chair rim or by the model tag on the chair base (AE...W_...; size is the letter after the "W")

Benefits

• Targets lower-back support to reduce strain during long work sessions
• Simple, reliable replacement that preserves the chair’s intended ergonomic feel
• Allows you to customize support—flip the pad for more or less firmness as needs change
• Helps extend the life of your Aeron chair by refreshing worn lumbar support without buying a new chair
• Volume discounts available on bulk orders; contact us for pricing