Upgrade or restore your chair with this heavy-duty, commercial-grade classic aeron pin activated cylinder 1994-2012 replacement.
Designed to match original Herman Miller manufacturer specifications, this Class 4 pneumatic cylinder provides smooth height adjustment and long-lasting durability for daily office or work-from-home use.
Key Features:
• Universal Compatibility: Fits Classic Herman Miller Aeron Chairs (1994–2012) in Sizes A, B, and C.
• Commercial-Grade Durability: Heavy-duty Class 4 pneumatic gas lift supporting up to 440 lbs (200 kg).
• Industry Certified: Built to meet high BIFMA quality and safety standards.
• Installation & Technical Support: Direct replacement part. Removal difficulty varies based on chair age and usage. Request our unlisted YouTube video guide or contact us anytime for direct technical assistance!
⚠️ Critical Compatibility Check Before Buying:
Please check your chair's mechanism box under the seat before purchasing to confirm cylinder type:
• COMPATIBLE: If your chair uses a top-pin activated metal actuator mechanism (1994–2012 models).
• NOT COMPATIBLE: If your cylinder uses a cable hook side actuator.