Mercedes

Air strut for mercedes s class w221 4matic 2005 – 2012 front right

SKU: AS MB 221 4M F/R In Stock
£350.00 Excl. VAT
Fits Mercedes S-Class Front Right
Free delivery — estimated arrival: 19 May (3 working days)

Air Strut for Mercedes S-Class W221 4MATIC Front Right 2005-2012

Air Strut for Mercedes S-Class W221 4MATIC Front Right 2005-2012 is engineered to restore factory ride comfort and stability for vehicles fitted with the AIRMATIC air suspension system. Combining a precisely tuned shock absorber with an integrated air spring, this premium replacement maintains correct vehicle height, reduces vibrations, and ensures confident handling. Purpose-built for 4MATIC models, it delivers OEM-level fitment and durability so your S-Class performs as intended.

Compatible Models & Years

  • Mercedes S-Class W221 4MATIC – 2005
  • Mercedes S-Class W221 4MATIC – 2006
  • Mercedes S-Class W221 4MATIC – 2007
  • Mercedes S-Class W221 4MATIC – 2008
  • Mercedes S-Class W221 4MATIC – 2009
  • Mercedes S-Class W221 4MATIC – 2010
  • Mercedes S-Class W221 4MATIC – 2011
  • Mercedes S-Class W221 4MATIC – 2012

Position

  • Front Right

OEM Numbers

  • A2213202238
  • A221320223880
  • 2213202238
  • 221320223880
  • A2213209313
  • 2213209313

Key Features & Benefits

  • OEM-quality construction with integrated air spring and damper for the AIRMATIC system.
  • Restores smooth luxury ride comfort and precise steering response.
  • Helps maintain programmed ride height and suspension balance on 4MATIC models.
  • Reduces compressor workload by preventing leaks and excessive cycling.
  • Direct-fit design simplifies installation and ensures reliable sealing of air lines.
  • Manufactured to withstand demanding daily use and varied road conditions.

Why Choose This Replacement

Choosing the Air Strut for Mercedes S-Class W221 4MATIC Front Right 2005-2012 guarantees compatibility with the vehicle’s height sensors, valves, and control module. The damping curve and air bladder materials are matched to Mercedes specifications, preserving the refined character of the chassis. With this part fitted, the system holds pressure accurately and the vehicle maintains poise during cornering, braking, and motorway cruising.

Symptoms of a Failing Air Strut

If you notice any of the following, it is time to replace the Air Strut for Mercedes S-Class W221 4MATIC Front Right 2005-2012:
  • Front right corner sagging after parking or dropping overnight.
  • Air compressor running frequently, sounding loud, or overheating.
  • Visible cracks, porosity, or leakage on the air spring bellows.
  • Harsh ride, excessive bouncing, or increased body roll.
  • Suspension warnings or ride-height faults displayed on the dashboard.

Installation Notes

This component is designed for professional installation. The Air Strut for Mercedes S-Class W221 4MATIC Front Right 2005-2012 requires safe depressurising of the system, correct torque of mounting hardware, and clean, damage-free seating of the air line and O-rings. After installation, perform ride-height calibration and a road test to verify Comfort/Sport mode response. Replacing aged air fittings and seals during the job helps prevent slow leaks.

Care & Service Tips

  • Inspect the dryer and compressor if the previous strut failed due to leakage.
  • Avoid lifting the vehicle by the lower arm when the system is unpressurised.
  • Check wheel alignment after suspension work to protect tyres and ensure stability.

Product Specifications

  • Part Type: Air Strut (damper + air spring)
  • Vehicle: Mercedes S-Class W221 4MATIC
  • Years: 2005–2012
  • Position: Front Right
  • System: AIRMATIC Air Suspension
  • Condition: Brand new replacement

Driving Experience After Replacement

Once installed, the Air Strut for Mercedes S-Class W221 4MATIC Front Right 2005-2012 restores the quiet, composed ride expected from an S-Class. You will notice improved isolation over rough surfaces, accurate height control, and confident high-speed stability. The suspension operates smoothly with reduced compressor duty, extending the life of related components.

Call to Action

Restore factory ride quality today with the Air Strut for Mercedes S-Class W221 4MATIC Front Right 2005-2012. Choose this precise, OEM-standard solution to regain premium comfort, reliable stability, and long-term suspension performance on your Mercedes.Related Products: Explore our Mercedes air struts for other positions and models.Reference: Learn more about air suspension technology and how it supports ride height control.
BrandMercedes
ModelS-Class
Construction Year2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
PositionFront Right
Model Edition4Matic, Airmatic, With Ads
OEM NumbersA2213201738 A2213200438 2213201738 2213200438 2213205313 A2213201838 A2213200538 2213201838 2213200538 2213205413 A221320173889 A221320043889 A221320173838 A221320173880 A221320043838
Gross Weight9.7 kg
EXP CodeAS MB 221 4M F/R
Position diagram
🚚
Free Standard Delivery

Estimated arrival: 19 May

30 Days Free Returns

No questions asked — full refund guaranteed

All Import Duties Included

No surprise charges at your door

🌍
International Shipping

We deliver worldwide

No reviews yet. Be the first!

Write a Review

Your email address will not be published. Required fields are marked *

Buy a Pair & Save 10%
Air strut for mercedes s class w221 2005 - 2012 front left - tested and warrantied

Air strut for mercedes s class w221 2005 - 2012 front left

Pair: £630.00 Was £700.00
Why Choose Excellence Prime?
  • All import duties are included!
  • 30 days money back guarantee
  • 12 months guarantee on all products
  • FREE returns within 30 days
  • Delivered in 1–3 working days
  • 100,000+ satisfied customers
FREE DELIVERYFast UK dispatch & free returns
BUY A PAIRGet 10% discount automatically
GET £10 VOUCHEROn your next order

More from Mercedes S-Class

Explore related suspension and air system parts for your vehicle

Front Left
Rear Left
FRONT
EXP
REAR
Front Right
Rear Right
OEM QualityDirect OEM replacement
Perfect FitEngineered for your vehicle
Fast Delivery1–3 working days
30 Days ReturnsMoney back guarantee