Arnott Industries Air Suspension Strut P/N:AS-3231

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$852.99
MPN: AS-3231
Item Package Code: EA
Part Has Core (Y/N): N
Item Package Quantity: 1
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Arnott Industries Air Suspension Strut P/N:AS-3231
Arnott Industries Air Suspension Strut P/N:AS-3231
$852.99

Keep your Audi riding level and controlled with the Arnott Industries Rear Air Suspension Strut (AS-3231), a completely assembled, ready-to-install Gen-II unit that fits both the left and right side. It drops in as a direct-fit replacement for the 2001-2005 Audi Allroad Quattro (see the Buyer's Guide tab for engine details), replacing a worn or leaking original with a fully built strut for a faster installation.

  • Complete assembly: built with OE-quality components, pairing a custom-tuned, custom-designed twin-tube shock absorber with Arnott's heavy-duty Generation-II air spring.
  • Generation-II air spring: a multi-ply air bladder manufactured by ContiTech with an aluminum outer sleeve designed to increase the spring rate while still providing a smooth, controlled ride.
  • Built to last: a machined aluminum top and protective dust boot help keep out debris, and the air spring is protected by an aluminum can.
  • Auto-leveling support: supports the vehicle's auto-leveling functionality and converts adaptive suspension to passive; a detailed installation manual and video are available.

Arnott recommends replacing these struts in pairs for balanced ride quality. Sold individually — order two for a complete rear replacement.

Interchange: 4Z7513031 · 4Z7513031A · 4Z7513032 · 4Z7513032A · 4Z7616051A · 4Z7616052A

This part cross-references / interchanges with the following part numbers:

4Z7513031, 4Z7513031A, 4Z7513032, 4Z7513032A, 4Z7616051A, 4Z7616052A

Frequently Asked Questions

What vehicle does this air strut fit?

It's a direct-fit rear replacement for the 2001-2005 Audi Allroad Quattro, fitting both the left and right side. See the Buyer's Guide tab to confirm fitment for your vehicle.

Do I need to replace both struts at once?

Arnott recommends replacing these struts in pairs for balanced ride quality. Each strut is sold individually, so order two for a complete rear replacement.

Does it come fully assembled?

Yes. It ships as a complete, pre-assembled, ready-to-install strut combining the twin-tube shock and the Gen-II air spring for a faster installation.

What is the air spring made of?

It uses a multi-ply air bladder manufactured by ContiTech with an aluminum outer sleeve, a machined aluminum top, and a protective dust boot to help extend the assembly's life.

Does it work with the factory air suspension?

It supports the vehicle's auto-leveling functionality and converts adaptive suspension to passive. A detailed installation manual and video are available.