---
product_id: 334607325
title: "New Pneumatic Gas Cylinder Lift for Herman Miller Aeron Chair Part #7 1B65LR"
brand: "mingyi.office"
price: "A$526"
currency: AUD
in_stock: true
url: https://www.desertcart.com.au/products/334607325-new-pneumatic-gas-cylinder-lift-for-herman-miller-aeron-chair
store_origin: AU
region: Australia
---

# 6.0" stroke seat height adjustment Class 4 pneumatic gas lift 350 lbs load capacity New Pneumatic Gas Cylinder Lift for Herman Miller Aeron Chair Part #7 1B65LR

**Brand:** mingyi.office
**Price:** A$526
**Availability:** ✅ In Stock

## Summary

> ⚙️ Elevate your workspace comfort — because your Aeron deserves the best!

## Quick Answers

- **What is this?** New Pneumatic Gas Cylinder Lift for Herman Miller Aeron Chair Part #7 1B65LR by mingyi.office
- **How much does it cost?** A$526 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/334607325-new-pneumatic-gas-cylinder-lift-for-herman-miller-aeron-chair)

## Best For

- mingyi.office enthusiasts

## Why This Product

- Trusted mingyi.office brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Extended 6-Inch Stroke:** Maximize ergonomic comfort with a wide range of seat height travel.
- • **Robust Class 4 Gas Lift:** Experience smooth, reliable height adjustments with premium pneumatic technology.
- • **Built to Last with Alloy Steel:** Durable natural steel finish ensures long-lasting performance and style.
- • **Confidence-Backed 5-Year Warranty:** Invest worry-free with industry-leading replacement coverage.
- • **Precision Engineered for Aeron Chairs:** Seamlessly fits Size A, B & C models for a flawless upgrade.

## Overview

This brand new Class 4 pneumatic gas cylinder by Samhongsa is a perfect OEM replacement for Herman Miller Aeron chairs (Sizes A, B, and C). Featuring a 6-inch stroke for smooth seat height adjustment, it supports up to 350 pounds and exceeds ANSI/BIFMA5.1-2011 standards. Crafted from durable alloy steel with a natural finish, it comes with a 5-year replacement warranty, ensuring premium performance and peace of mind.

## Description

New Pneumatic Gas Cylinder Lift for Herman Miller Aeron Chair Part #7 1B65LR

## Features

- Listing is for a brand new never used CLASS 4 WITH 400N, office chair seat height adjustment pneumatic gas lift cylinder. 6.0" stroke (seat travel from lowest to highest settings).
- Samhongsa production, same the original gas lift size, perfect replacement.
- Exceeds ANSI/BIFMA5.1-2011 standards, based on the specs of this cylinder, it's load capacity is 350 pounds.
- Cylinder Diameter: 28mm (1.1") Column Diameter: 50mm (approx 2").
- Cylinder for Aeron Chair Size A, B and C, offer 5 years replacement warranty.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | MingYi.office |
| Auto Part Position | Lower |
| Style | Classic |
| Vehicle Service Type | office chair |
| Exterior Finish | Natural Steel |
| Material | Alloy Steel |
| Extended Length | 125 Millimetres |
| OEM Part Number | Cy-OAR-CA |
| Global Trade Identification Number | 00778862838535 |
| UPC | 778862838535 |
| Manufacturer | Samhongsa |
| Product Dimensions | 29 x 5 x 5 cm; 1.67 kg |
| Item model number | CY-OAR-CA |
| Manufacturer Part Number | Cy-OAR-CA |
| Colour | Black |
| Manufacturer | Samhongsa |
| Item Weight | 1 kg 670 g |

## Product Details

- **Brand:** MingYi.office
- **Auto Part Position:** Lower
- **Style:** Classic
- **Vehicle Service Type:** office chair
- **Exterior Finish:** Natural Steel

## Images

![New Pneumatic Gas Cylinder Lift for Herman Miller Aeron Chair Part #7 1B65LR - Image 1](https://m.media-amazon.com/images/I/41rNvjZuaTL.jpg)

## Questions & Answers

**Q: will this work on a 2011 Herman Miler Aeron chair?**
A: This cylinder available for Classic Aeron chair made between 2013-2018, please note, this is Rotating cable cylinder.

## Frequently Bought Together

- New Pneumatic Gas Cylinder Lift for Herman Miller Aeron Chair Part #7 1B65LR
- 6" Pneumatic Gas Cylinder for Herman Miller Classic Aeron Chair,Office Chair Hydraulic Cylinder Replacement,Stroke Gas Lift Cylinder#1B08VM,Heavy Duty 450lbs New Pneumatic Cylinder, Gas Cylinder,

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**Shop now:** [https://www.desertcart.com.au/products/334607325-new-pneumatic-gas-cylinder-lift-for-herman-miller-aeron-chair](https://www.desertcart.com.au/products/334607325-new-pneumatic-gas-cylinder-lift-for-herman-miller-aeron-chair)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-01-26*