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Window Regulator A6397200446

To Replace:
Mercedes Benz
For Vehicle:

Viano W639 LH

Part No.:

A6397200446

A0068204642


Tinzer No.
19E-L REGULATOR ONLY
  • Introduction
  • factory

The A6397200446 is a premium heavy-duty electric window regulator designed for the Mercedes-Benz Vito and Viano series. TinzerMotor manufactures this regulator as a high-durability aftermarket solution, specifically engineered to handle the high-frequency usage typical of commercial vans and transport fleets.

Technical Information & Application
This assembly provides the mechanical structure and precise guidance for the door glass, designed for seamless integration with the original 12V motor.
  • Part Number: A6397200446 / 6397200446

  • Primary Application: Specifically engineered for Mercedes-Benz Vito (W639) and Viano (W639) models (years 2003–2014).

  • PositionFront Left (Driver Side).

  • Mechanism Type: Electric window lifter (motor-ready), featuring a robust cable-driven rail system.

  • Material: Constructed from high-strength galvanized steel and reinforced polymer components to ensure long-term structural integrity.

Interchange / Cross-Reference Numbers
The A6397200446 is a standard reference across major European and global automotive catalogs:
  • Mercedes-Benz OEM: A639 720 04 46, 639 720 04 46, A6397200046

  • Magneti Marelli: 350103735000 (AC735)

  • Febi Bilstein: 31445

  • Trucktec: 02.53.076

  • VAICO: V30-1049

TinzerMotor High Quality & Testing
TinzerMotor is a leading specialist in vehicle window automation, ensuring the A6397200446 delivers "OEM-plus" performance through superior manufacturing standards.
  • Precision Engineering: Every unit is built to exact 1:1 OEM specifications, ensuring that the mounting holes and motor attachment points align perfectly with the door frame for a "plug-and-play" installation.

  • Upgraded Cable Technology: TinzerMotor utilizes multi-strand, pre-stretched stainless steel cables with a specialized low-friction coating. This design prevents stretching and snapping, which are the most common failure points in van regulators.

  • Rigorous Reliability Testing:

    • 30,000+ Cycle Validation: Each design is tested to withstand over 30,000 full-stroke operations, simulating years of intensive use in delivery and passenger services.

    • Anti-Corrosion Treatment: All metal surfaces undergo an 8-stage salt spray test, protecting the regulator from the moisture and road salt ingress typical in urban and coastal environments.

    • Smooth-Action Testing: Verified to operate with minimal noise and consistent speed, maintaining the comfort levels expected in Mercedes-Benz vehicles.

Please contact: 

Ms Riva  

Wechat/WhatsApp +86 15355970956 

Email: riva@ruishuoautoparts.com


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