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Window Mechanism
By OE Match
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65

Fits:
Porsche 356A T2 356B 356C Cabriolet
Click 'Zoom in' for large parts diagram.
Diagram ref no 27
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
64454204
The product you are viewing cross references to these numbers
- Porsche 356B 1959-63
- Porsche 356C 1963-65

Fits:
Porsche 356B and 356C Coupe
Click 'Zoom in' for large parts diagram.
Diagram ref no 23
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
64454204
The product you are viewing cross references to these numbers
-
Door with Accessories 356 / 356A 1950-1959 804-000
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Door window glass F 150 001 >> (Model: CABRIO HARDTOP) 356 / 356A 1950-1959 805-020
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Door glass frame / Side window / Door window glass (Model: COUPE -REUTTER- CARRERA GT) 356B / 356C 804-005
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Door glass frame / Side window / Door window glass / Window guide (Model: CABRIO, HARDTOP, COUPE, -KARMANN-, ROADSTER) 356B / 356C 1960-65 804-010
OEMatch Window Mechanism — Fit, Function, Confidence
Window mechanisms control the up-and-down movement of door glass on Porsche models and are essential for comfort, security and weatherproofing. OEMatch supplies replacement window mechanisms and maintains an extensive parts catalogue and cross-reference data to help identify the correct item for each application.
OEM (Original Equipment Manufacturer) parts are made by the same company that produced your Porsche’s original window mechanisms. OE (Original Equipment) refers to parts matching original specifications for the window mechanisms and may be supplied by alternative manufacturers. Aftermarket parts offer alternative options, sometimes with enhanced features or better value. OEMatch supplies non-OEM window mechanisms engineered as direct-fit alternatives to OEM parts, made to original-spec dimensions and tolerances for Porsche models.
Window mechanisms sit inside the door and typically combine a regulator, cables or linkages, pulleys and guides that transfer motion from the electric window motor to the glass. Designs vary by model and era; common types include cable-operated regulators, scissor-type linkages and gear-driven units.
Benefits Include
- Restored smooth and quiet window travel across the full travel range
- Correct glass alignment and sealing to reduce wind noise and water ingress
- Lower motor and switch load by removing friction and binding
Why Window Mechanism Wear and Fail
- Broken cables or seized pulleys due to corrosion or contamination
- Brittle or worn plastic clips and guides that no longer hold the glass securely
- Internal gear or regulator wear causing uneven or stuck window movement
The Importance of Replacing with OEMatch Window Mechanism
A worn or failed window mechanism can compromise security and allow water into the door cavity, increasing the risk of corrosion and electrical faults. Replacing a faulty unit restores proper sealing and operation, reduces the chance of further motor or switch damage, and helps maintain the vehicle’s comfort and resale condition for Porsche models.
Advantages
- Direct-fit replacements engineered to match original dimensions and tolerances where applicable
- Extensive cross-reference information to help locate the right item for classic and modern Porsche models
- Options that cover common failure points such as cables, pulleys and mounting clips
Support & Advice
These items affect safety-critical systems. Installation should be carried out by a qualified technician following model-specific procedures and torque settings. Use calibrated tools and new fasteners where specified and recheck fasteners after an initial period of use.