Front Left : A6397200046 / A6397200446
Front Right : A6397200146 / A6397200546
Premium Materials for Durability & Safety
Crafted to withstand the demands of daily use and harsh conditions, every component is built with high-grade materials. The core frame features heavy-duty galvanized steel rails and brackets, offering exceptional tensile strength to resist bending or breaking. Precision-molded nylon gears and reinforced plastic sliders minimize friction, ensuring quiet operation and reducing wear over time. All metal parts undergo anti-rust treatment (electrophoretic coating), protecting against moisture, salt, and corrosion—critical for maintaining performance in rain, snow, or coastal environments.
Ideal for Target Users
MERCEDES-BENZ W639 Owners (2003–2014): Perfect for VIANO/VITO drivers dealing with faulty windows (e.g., stuck glass, slow movement) who want a reliable, OEM-compatible replacement.
Auto Repair Shops & Technicians: A time-saving solution for servicing W639 models—OE fitment eliminates modification needs, cutting installation time and reducing errors.
DIY Enthusiasts: Designed for straightforward bolt-on installation with basic hand tools, making it easy for at-home mechanics to upgrade their vehicle without professional help.
Product Specifications
Vehicle Compatibility: Exclusively for MERCEDES-BENZ VIANO (W639) and VITO (W639), production years 2003–2014.
Position & Part Numbers: Front Left (A6397200046), Front Right (A6397200146).
Motor Inclusion: Designed to work with your vehicle’s original window motor (motor not included—reuse or replace separately if faulty).
Performance: Tested for 15,000+ smooth operating cycles; withstands temperatures from -30°C to 85°C (-22°F to 185°F).
Installation: Direct OEM replacement—matches existing mounting points, no drilling or modification required.
Warranty Information
Backed by a 3-month warranty against manufacturing defects. This warranty covers issues like material flaws or faulty craftsmanship but does not apply to damage caused by improper installation (e.g., incorrect wiring, forced fitting), misuse (e.g., overloading the window), or accidents (e.g., impact damage). To claim warranty service, retain proof of purchase and contact our support team with details of the defect.
Important Notes
Motor Check: This product does not include a window motor. Before installation, inspect your original motor for signs of wear (e.g., burnt wires, seized operation). A faulty motor will affect regulator performance—replace it if needed.
Compatibility Confirmation: Verify your vehicle’s chassis (W639) and production year (2003–2014) using the VIN. This regulator is not compatible with non-W639 MERCEDES-BENZ models.
Installation Safety: Disconnect the vehicle battery before starting to avoid electrical shocks. Clean the window track and apply silicone lubricant (avoid oil-based products) to ensure smooth movement.
Professional Help: If you lack experience with auto electrical systems, consult a certified MERCEDES-BENZ technician to prevent installation errors that may void the warranty.
Weight
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Dimensions
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Position
Front Left A6397200046 / A6397200446, Front Right A6397200146 / A6397200546
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