Description 

Restore Comfort & Improve Posture with Authentic PostureFit Support. Upgrade your Classic Herman Miller Aeron chair with this PostureFit Full Kit, designed to enhance lower back support and restore proper posture during long hours of sitting. This kit provides adjustable sacral support for improved comfort and reduced fatigue, whether you're working from home or in the office.

Select your chair size: Choose from Size B or Size C – both options include the complete kit required for installation.

Key Features

Precision Lumbar Support – Targets the sacral region to maintain healthy spinal alignment and reduce pressure.

Fully Adjustable Tension – Easily adjust the support level using the integrated tension knob.

Seamless Compatibility – OEM-style fit for Classic Aeron Chair models only (not compatible with Remastered).

Simple DIY Installation – Includes all hardware and a quick guide. No special tools needed.

Durable Materials – Engineered with high-quality polymer for long-term support and reliability.

What’s In The Box?

1x PostureFit Lumbar Support Pad

1x Support Bracket Assembly

1x Adjustment Knob

1x Set of Screws

Specifications

How to Identify Your Chair Size

Size B = 2 dots under backrest rim

Size C = 3 dots under backrest rim

(Not compatible with 1-dot Size A or Aeron Remastered)

Why Choose the PostureFit Kit?

Originally developed by Herman Miller as an ergonomic upgrade, the PostureFit system outperforms traditional lumbar bars by providing pelvic and sacral support. This promotes upright posture and reduces back pain—perfect for those seated for long durations.

🚚 Fast Shipping | Brand New Kit | Choose Size B or C

Revive your Classic Aeron chair with the support it was designed for. Choose Size B or Size C and restore your seating comfort today.