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Window Mechanism
By OE Match
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50

Fits:
Porsche 911 Targa 2.7-3.3 08/73-07/89
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91154200
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
Fits:
Porsche 911 1975-86 Coupe
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91154293
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
Fits:
Porsche 911 1975-86 Coupe
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91154293
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97

Fits:
Porsche 911 2.0-3.3 01/63-07/89 Coupe
Porsche 964 3.3-3.6 12/88-06/94 Coupe
Porsche 993 3.6-3.8 10/93-09/97 Coupe
Click 'Zoom in' for large parts diagram.
Diagram ref no 16.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91154205
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1975-1977 3.0L Turbo (930)

Fits:
Porsche 911 1965-79 Coupe
Click 'zoom in' for large parts diagram.
Diagram ref no 16.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90154204
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
Fits:
Porsche 911 / 912 - 1965 to 1967
Does not fit 1968 models
Diagram ref no 1
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90154204
The product you are viewing cross references to these numbers
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
Fits:
Porsche 911 - 1969 to 1977
Section of diagram ref no 1
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91154204
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)

Fits:
Porsche 911 / 912 1965-69
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PCG54204122
The product you are viewing cross references to these numbers
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
Restore smooth, reliable power window operation on your Porsche 911, 964 or 993 with these full regulator + motor assemblies.
Fits:
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
Diagram Ref No 1 And 2
What This Product Does:
- The window regulator part lifts and lowers the window glass inside the door. The motor drives this mechanism when you press the window switch.
- When working, the assembly ensures the glass travels smoothly up and down, stays aligned, seals properly against the weather strip, and does not creak, jam or drop.
- A combined motor + regulator unit means proper integration of the gear-train, mounting points, guides/tracks, and wiring — all designed to match original vehicle spec.
Symptoms & Signs You Might Need Replacement:
- The window won’t move when you press the switch (the motor might spin or click but glass doesn’t move).
- The window moves slowly, jerks, binds or stops part-way up/down.
- You hear grinding, clicking, or scraping noises from inside the door when operating the window.
- The window appears crooked, tilts, drops into the door, or doesn’t seal properly when fully raised.
- The motor appears to work but the mechanism is worn (e.g., cable slipped), meaning you may as well replace regulator + motor.
- During door panel removal for other repairs, the old mechanism shows visible wear, rust or broken components — replacing the full assembly is often wise.
Why Replacement Matters:
- Restores proper operation of your power windows — a vital convenience, weather-seal and security function in a vehicle.
- Prevents further damage: A failing regulator or motor can harm the window glass, tracks, seals or wiring — replacing early avoids larger expense.
- Cost-effective: Replacing the full unit (regulator + motor) ensures compatibility and avoids future failure of a component you didn’t address.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91154293
The product you are viewing cross references to these numbers
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
Restore proper window operation on your Porsche 911, 964 or 993 with these direct-replacement regulators without motors.
Fits:
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
Diagram Ref No 1
What This Product Does:
- The window regulator is the mechanical mechanism inside the car door that raises and lowers the glass when you press the window switch. Without a functioning regulator, the glass may not move, may bind, or may drop.
- A “without motor” version means you get the regulator/mechanism portion – the gears, tracks/cables, guides – but you reuse or replace the motor separately.
- Having a correct regulator ensures the window travels smoothly, stays aligned, seals properly, and doesn’t sag or fall into the door.
Symptoms & Signs You Might Need Replacement:
- The window does not move up or down when you press the switch, yet you may hear the motor trying.
- The window moves slowly, jerks, gets stuck, or stops midway — indicating the regulator mechanism is worn, binding or damaged.
- Grinding, clicking or scraping noises when operating the window — the cable, track or gears inside the regulator may have failed.
- The glass appears crooked, tilts, drops inside the door or fails to stay up — regulator failure can cause misalignment.
- Restores reliable window operation: A functioning regulator ensures you can raise/lower windows reliably for ventilation, weather protection, security.
- Prevents further damage: If regulator fails completely, the motor may overheat, or the glass could drop inside the door, causing damage to glass, tracks, or door internals.
- Cost-effective repair: Replacing the regulator mechanism is typically much cheaper than replacing the door glass, motor damage, or dealing with water/weather leaks because of a failed regulator.
- Ease of install: Because the motor is reused, you reduce cost and complexity of wiring/motor replacement; the significant difference lies in a fresh mechanical regulator.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91154293
The product you are viewing cross references to these numbers
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
Manual winder mechanism.
Fits:
Porsche 911 1969-89 Coupe
Please Note: Early 911's (pre '80) might need newer type rail and rubber ply (square type)
Part numbers:
- Window Rail Left 91154205700
- Window Rail Right 91154205800
- Rubber ply 91154249140 (Left or Right)
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
9115429
The product you are viewing cross references to these numbers
-
power windows 911 1987-89 804-10
-
window glazing 911 COUPE 1987-89 805-00
-
Power windows mechanical 911 1970-73 804-10
-
power windows 911 1984-86 804-10
-
window glazing 911 1984-86 805-00
-
power windows electric 911 1970-73 804-15
-
Window glazing 911 1970-73 COUPE 805-00
-
Power windows 911 1974-77 804-10
-
window glazing front rear 911 1974-77 COUPE 805-00
-
power windows mechanical (it is necessary to rework) 911 1965-69 804-10
-
power windows electric 911 1965-69 804-15
-
window glazing 911 COUPE 1969 onwards 805-05
-
power windows 911 TURBO 1975-77 804-10
-
window glazing front rear 911 TURBO 1975-77 805-00
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.