What original Aeron parts do you offer?

We exclusively provide original Aeron components, including the base, replacement back, and seat replacement.

Which aftermarket parts are available?

Our selection of aftermarket parts encompasses the cylinder, stool, armpads, lumbar support, wheels, and seat foam.

How does the quality of your aftermarket parts compare to the original components for Herman Miller Aeron chairs?

Our aftermarket parts are carefully selected to meet stringent quality standards, ensuring durability and performance comparable to the original components. While maintaining cost-effectiveness, we prioritize delivering reliable and high-quality alternatives that seamlessly integrate with your Herman Miller Aeron chair. Rest assured, our commitment to excellence extends to both original and aftermarket parts, providing you with dependable options for your chair’s maintenance or upgrade.

Herman Miller Aeron PostureFit for Enhanced Back Support

Name: Herman Miller Aeron PostureFit For Size B
Brand: Nulife Chairs
SKU: 1953
Price: 164.24 USD
Availability: InStock
Rating: 5 (1 reviews)

Herman Miller Aeron PostureFit: Perfect Fit for Size B Classic Version

Looking to upgrade your chair or replace a broken part? The Herman Miller Aeron PostureFit is made just for the classic Aeron chair in Size B (Medium). It’s the ultimate solution for improving your sitting experience, offering excellent lower back support to keep you comfortable and maintain good posture. Whether you’re working, gaming, or relaxing, this accessory helps you stay at ease for hours by providing the right support where you need it most.

Why Upgrade to the Herman Miller Aeron PostureFit for Size B?

If your classic Aeron chair is missing lumbar support or the current part is worn out, the Herman Miller Aeron PostureFit is the perfect choice. It’s specifically designed for Size B chairs and provides targeted support to your lower back, helping keep your spine in its natural curve and making sitting for long hours much more comfortable. Whether you’re at your desk all day or just want better support, this upgrade makes a huge difference.

What Makes It Great:

Custom Fit for Size B Chairs: Built specifically for medium-sized Aeron chairs.
Better Back Support: Keeps your posture in check and eases back pain.
Made to Last: Durable materials mean this part won’t let you down.

Got a Broken or Missing PostureFit? Here’s How It Can Help

Is your PostureFit broken, or are you stuck with basic lumbar support? Adding the Aeron PostureFit to your Size B chair can prevent backaches and discomfort caused by poor support. It’s designed to align your spine properly, take the pressure off your lower back, and help you stay focused and comfortable. With this simple upgrade, your chair will feel brand new again.

Why You’ll Love It:

Better Posture: Supports your lower back so you sit naturally.
More Comfort: Reduces back pressure, even if you sit all day.
Makes Your Chair Last Longer: Keeps your chair functional and supportive for years.

Why Pick Nulife Chairs for Your Herman Miller Aeron PostureFit?

At Nulife Chairs, we make it easy to upgrade your chair with high-quality, inspected parts for Herman Miller Aeron chair. Whether you’re upgrading or replacing, our Aeron PostureFit Replacement Part for Size B chairs meet strict quality standards, so they work like new ones. Plus, we offer fast shipping and dependable service to make your shopping experience stress-free.

Ready to upgrade? Shop the Herman Miller Aeron PostureFit now and bring new life to your chair. Don’t forget to explore our refurbished Aeron chairs for more ways to improve your workspace.

Size	B (Medium)

Warranty

Every Nulife Chair purchased after 2022 comes with two layers of protection – a 30-day full warranty and a lifetime warranty for mechanical issues.

30-Day Full Warranty

For the first 30 days after delivery, your chair is covered for any issue, including mechanical parts, mesh, frame, or cosmetic concerns.
If something isn’t right, we’ll repair, replace, or refund your chair to make sure you’re completely satisfied.

Lifetime Warranty (Mechanical Issues)

After the first 30 days, your chair remains protected under our Lifetime Warranty, which covers all mechanical components, including:

Tilt and recline mechanisms
Gas lift cylinder
Arm adjustments

If a covered part fails under normal use, we’ll repair or replace it free of charge, with free shipping for replacement parts anywhere in the U.S.

For customers within our serviceable area near Los Angeles – including Palmdale, Pasadena, Burbank, Glendale, Santa Monica, Culver City, and West LA – we may also offer on-site repair assistance.

Outside these areas, you can complete most repairs with simple self-installation, and we’ll guide you through every step with clear instructions and support.

Warranty Conditions

Applies to normal use (up to 40 hours per week, 250 lb weight limit).
Valid for the original purchaser only (non-transferable).
Proof of purchase may be required.

What’s Not Covered

Normal wear and tear (scratches, scuffs, fading).
Improper assembly, misuse, or modifications.
Negligence or customer-supplied parts.
Mesh or frame issues beyond the limited coverage period.
Cosmetic or aesthetic damage after delivery.

Note: The warranty does not cover damage caused by shipping carriers, movers, or repair technicians not arranged by Nulife Chairs. If you booked your own carrier or mover, please contact them directly for delivery-related claims.

How to File a Claim

To file a claim, email support@nulifechairs.com with your:

Order number
Photos or short video showing the issue
Brief description of the problem

We’ll review your claim quickly and send the appropriate replacement or repair solution at no cost.

Important Notes

The lifetime warranty applies only to mechanical issues.
If a part is discontinued, we’ll provide an equivalent new or reconditioned part.

For full details, visit our Lifetime Warranty Information page or contact support@nulifechairs.com anytime – we’re always here to help keep your chair in top shape.

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Herman Miller Aeron PostureFit For Size B

Herman Miller Aeron PostureFit: Perfect Fit for Size B Classic Version