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          Arnott Industries 3998929 - Air Suspension Compressor

          MPN: 3998929
          The Arnott Industries 3998929 Air Suspension Compressor ensures optimal air pressure for a smooth ride in your Mercedes-Benz. Designed for reliable performance and easy installation.
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $1048.95
          Out of stock

          Product Overview

          The Arnott Industries DDWG-12719-3998929 Air Suspension Compressor kit is designed to address issues related to air suspension systems. This kit provides an OE-level, all-in-one set of matched components, offering precision fitment and reliability for your vehicle's suspension needs. Common symptoms that may indicate the need for this compressor include suspension sagging, unusual noises during operation, and warning lights related to air suspension faults. The components included in this kit are intended to support proper functionality in maintaining the vehicle's ride height and comfort.

          Kit Contents

          • 1 x Arnott Industries - (P-3214) Air Suspension Compressor
          • 1 x Arnott Industries - (RH-3501) Suspension Ride Height Sensor
          • 1 x Arnott Industries - (RH-3501) Suspension Ride Height Sensor
          • 1 x Arnott Industries - (RH-3501) Suspension Ride Height Sensor
          • 1 x Arnott Industries - (RH-3501) Suspension Ride Height Sensor
          • 1 x Arnott Industries - (VB-3267) Air Suspension Solenoid Valve Unit

          Cross Reference Numbers

          This Arnott Industries DDWG-12719-3998929 kit is equivalent to or replaces the following part numbers: P-3214, VB-3267, RH-3501, 1643200204, 1643200904, 164320120480, 1643200504, 164320090480, 1643201104, 1643200004, 164320050480, 1643200304, 1643201204, 2513200058, 2123200358, 0105427717.

          Vehicle Compatibility

          • Mercedes-Benz ML500 5.0 V8 (2006–2007)
          • Mercedes-Benz ML350 3.5 V6 (2006–2010)
          • Mercedes-Benz GL320 3.0 V6 (2007–2009)
          • Mercedes-Benz ML320 3.0 V6 (2007–2009)
          • Mercedes-Benz ML63 AMG 6.3 V8 (2007–2011)
          • Mercedes-Benz GL450 4.7 V8 (2007–2012)
          • Mercedes-Benz ML550 5.5 V8 (2008–2011)
          • Mercedes-Benz GL550 5.5 V8 (2008–2012)
          • Mercedes-Benz ML450 3.5 V6 (2010–2011)
          • Mercedes-Benz GL350 3.0 V6 (2010–2012)

          This kit also fits other applications. Please use the vehicle selector tool to verify compatibility before purchase.

          Why Shop at eEuroparts.com?

          • Expertise You Can Trust: Over 25 years specializing exclusively in European vehicles.
          • Kits That Fitâ„¢ – complete, curated repair solutions with zero guesswork.
          • Fitment Confidence: Industry-leading catalog accuracy ensures you get the right part the first time.
          • Fast, Reliable Delivery: Most orders ship same or next business day from our U.S. warehouses.
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          • Trusted Since 2000: Proudly serving the European car community for over two decades.

          Frequently Asked Questions

          What are the signs that my air suspension compressor may be failing?

          Common indicators of a failing air suspension compressor include noticeable sagging in the vehicle's stance, audible hissing sounds when the system engages, and dashboard warning lights related to suspension issues.

          How many ride height sensors are included in this kit?

          This kit includes four suspension ride height sensors (RH-3501), which are essential for maintaining the proper ride height and function of the air suspension system.

          Can this kit help with suspension noise issues?

          Yes, the components in this kit, particularly the air suspension compressor, are designed to help address noise-related concerns in the suspension system, which may arise from a malfunctioning compressor or sensors.

          What should I do if my vehicle displays an air suspension warning light?

          If your vehicle displays an air suspension warning light, it may indicate a fault in the air suspension system that this kit can help resolve. It's recommended to inspect the system and consider replacing the compressor and sensors as provided in this kit.

          Is this compressor compatible with multiple vehicle models?

          Yes, the Arnott Industries DDWG-12719-3998929 compressor is compatible with various Mercedes-Benz models as listed, providing a comprehensive solution for addressing air suspension issues.

          Order Arnott Industries DDWG-12719-3998929 kit today to support a complete, well-matched repair for your vehicle.

          Note: All information on this page and in the FAQ is for general reference only. Verify fitment and consult a professional as needed. eEuroparts.com is not responsible for incorrect part selection or installation.

            • eEuroparts SKU
              3998929
            • Weight
              15 lbs
            • Manufacturer Part #
              3998929
          • Brand
            Arnott Industries
          • Manufacturer
            Arnott Industries
          • MPN
            DDWG-12719-3998929
          • Part Type
            Air Suspension Compressor
          • Kit Content
            1 x Arnott Industries - (P-3214) Air Suspension Compressor
            1 x Arnott Industries - (RH-3501) Suspension Ride Height Sensor
            1 x Arnott Industries - (RH-3501) Suspension Ride Height Sensor
            1 x Arnott Industries - (RH-3501) Suspension Ride Height Sensor
            1 x Arnott Industries - (RH-3501) Suspension Ride Height Sensor
            1 x Arnott Industries - (VB-3267) Air Suspension Solenoid Valve Unit
          • OE Part Numbers
            P-3214, P3214, VB-3267, VB3267, RH-3501, RH3501, 1643200204, 1643200904, 164320120480, 1643200504, 164320090480, 1643201104, 1643200004, 164320050480, 1643200304, 1643201204, 2513200058, 2123200358, 0105427717
          • Cross Reference Numbers
            DDWG127193998929, RH3500
          • Features
            Air Fitting Size : (Air Suspension Compressor) 0.2
            Air Spring System Type : (Air Suspension Compressor) Electric
            Dryer Included : (Air Suspension Compressor) Yes
            Full Load Amperage : (Air Suspension Compressor) 30
            Maximum Pressure : (Air Suspension Compressor) 180
            Mounting Bracket Included : (Air Suspension Compressor) No
            Oes : (Air Suspension Compressor) No
            Protective Cover Included : (Air Suspension Compressor) Yes
            Valve Block Included : (Air Suspension Compressor) #N/A
            Wiring Harness Included : (Air Suspension Compressor) No
            Working Pressure : (Air Suspension Compressor) 170
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2011Mercedes-BenzML63 AMGBase (6.3 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2011Mercedes-BenzML550Base (5.5 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2011Mercedes-BenzML450Hybrid 4Matic (3.5 V6 FHEV)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2011Mercedes-BenzGL550Base (5.5 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2011Mercedes-BenzGL450Base (4.7 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2011Mercedes-BenzGL350Bluetec 4Matic (3.0 V6 DIESEL)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2010Mercedes-BenzML63 AMGBase (6.3 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2010Mercedes-BenzML550Base (5.5 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2010Mercedes-BenzML450Hybrid 4Matic (3.5 V6 FHEV)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2010Mercedes-BenzML350Bluetec 4Matic (3.0 V6 DIESEL)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2010Mercedes-BenzML3504Matic (3.5 V6 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2010Mercedes-BenzML350Base (3.5 V6 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2010Mercedes-BenzGL550Base (5.5 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2010Mercedes-BenzGL450Base (4.7 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2010Mercedes-BenzGL350Bluetec 4Matic (3.0 V6 DIESEL)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2009Mercedes-BenzML63 AMGBase (6.3 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2009Mercedes-BenzML550Base (5.5 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2009Mercedes-BenzML3504Matic (3.5 V6 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2009Mercedes-BenzML350Base (3.5 V6 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2009Mercedes-BenzML320Bluetec 4Matic (3.0 V6 DIESEL)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2009Mercedes-BenzGL550Base (5.5 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2009Mercedes-BenzGL450Base (4.7 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2009Mercedes-BenzGL320Bluetec 4Matic (3.0 V6 DIESEL)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2008Mercedes-BenzML63 AMGBase (6.3 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2008Mercedes-BenzML550Base (5.5 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2008Mercedes-BenzML3504Matic (3.5 V6 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2008Mercedes-BenzML320CDI (3.0 V6 DIESEL)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2008Mercedes-BenzGL550Base (5.5 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2008Mercedes-BenzGL450Base (4.7 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2008Mercedes-BenzGL320CDI (3.0 V6 DIESEL)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2007Mercedes-BenzML63 AMGBase (6.3 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2007Mercedes-BenzML500Base (5.0 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2007Mercedes-BenzML3504Matic (3.5 V6 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2007Mercedes-BenzML320CDI (3.0 V6 DIESEL)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2007Mercedes-BenzGL450Base (4.7 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2007Mercedes-BenzGL320CDI (3.0 V6 DIESEL)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2006Mercedes-BenzML500Base (5.0 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2006Mercedes-BenzML3504Matic (3.5 V6 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2012Mercedes-BenzGL550Base (5.5 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2012Mercedes-BenzGL450Base (4.7 V8 GAS)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
          2012Mercedes-BenzGL350Bluetec 4Matic (3.0 V6 DIESEL)Notes: For Vehicles with LED or Bi-Xenon Intelligent Lighting Systems; Air Suspension and Airmatic, Compressor: with Air Dryer
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          Warranty Overview

          At eEuroparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.

          Standard Warranty – Most Parts

          • Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.

          • Protection: Defects in materials or workmanship under normal personal use.

          • Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.

          • Exclusions:

            • Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)

            • Commercial, fleet, rideshare, off-road, or racing use

            • Improper installation, misuse, accidents, or modifications

          • Not Covered: Labor, shipping, towing, or incidental costs.

          Bison Performance Warranty – Our House Brand

          • Coverage: Limited Lifetime Warranty for as long as you own your vehicle.

          • Applies To: All products sold under the Bison Performance label.

          • Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.

          • Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).

          • What’s Included: Replacement of the defective product (labor and shipping excluded).

          Warranty Claim Requirements

          To keep claims fast and fair, we require:

          • Proof of purchase (invoice or order confirmation).

          • Photos or videos showing the defective part, order number, date, VIN, and odometer reading.

          • Diagnostic reports or part returns for non-visible issues may be requested.

          • Claims must be truthful, properly documented, and reflect normal consumer use.

          Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.

          For full details and exclusions, please see our complete Warranty Terms & Conditions.

          This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.

          Return Policy Overview

          Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
          To start a return, contact customer support via Chat or Contact Us.

          • Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)

          • Refunds: Issued to your original payment method within 3–5 business days after inspection

          • Exchanges: Not automatic — please return and reorder

          • Replacements: May be approved for incorrect or defective items reported within 7 days

          Not returnable:

          • Used or installed parts

          • Electrical components

          • Opened filter kits, gaskets, or contaminated items

          • Final sale or custom orders

          Important Notes:

          • Return shipping is your responsibility unless we made a verified error

          • Fitment is the customer’s responsibility (we can assist, but do not guarantee)

          • Country of origin may vary and is not grounds for return

          For complete details, please see our full Return Policy.


          This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.

          Fast, Reliable Shipping — Straight to Your Door

          We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.

          • We use trusted carriers like UPS, FedEx, and USPS.

          • Tracking info is emailed to you as soon as your order ships.

          • Delivery estimates at checkout are based on carrier data, but not guaranteed.

          Need help with a shipment?

          If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.

          For complete details, please see our full Shipping Policy.


          This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.

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