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Window Lifters | Motors
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Vehicle Group
- 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 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
Information
RS Manual window conversion kit. Can be retrofitted to cars with electric mechanism. Please note some 993 cars may require minor modification in order to get this fitted. Ideal if you are making your car RS look.
Kit is made up from all original Porsche parts.
Fits:
Porsche 911 1969-89
Porsche 964 1989-94
Porsche 993 1994-98
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
RSWINDOWKIT
The product you are viewing cross references to these numbers
Kit is made up from all original Porsche parts.
Fits:
Porsche 911 1969-89
Porsche 964 1989-94
Porsche 993 1994-98
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
RSWINDOWKIT
96454204100
96454204200
90154249521
90155289120
959542115013DL
91154247500
99921801601
The product you are viewing cross references to these numbers
About kit
This kit is comprised of the following items:
2 x Window Regulator Sealing Ring. Porsche 911 / 964 Carrera RS / 993 Carrera RS (90154249521)
Unit Price: £12.08
InStock
2 x Window Crank Rosette. Porsche 911 65-83 / 964 Carrera RS / 993 Carrera RS (90155289120)
Unit Price: £3.65
InStock
2 x Window Crank. Porsche 911 87-89 / 964RS / 993 RS (959542115013DL)
Unit Price: £160.40
InStock
2 x Window Crank Handle Screw. Porsche 911 1965-83 (91154247500)
Unit Price: £5.45
InStock
12 x Combination screw M 6 x 16 (99921801601)
Unit Price: £7.65
InStock
1 x Manual window mechanism. Porsche 964 RS / 993 RS (96454204200)
Unit Price: £506.32
InStock
1 x Manual window mechanism. Porsche 964 RS / 993 RS (96454204100)
Unit Price: £506.32
InStock
Price: £1,467.60
In stock
Vehicle Group
- 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 1975-1977 3.0L Turbo (930)
Information
Electric Window Motor, 8 TEETH COG.
Restore smooth and reliable window operation with this OE Match Electric Window Motor with 8-Tooth Cog, manufactured as a direct replacement. Produced to OE-style specifications, this electric window motor provides the power required to raise and lower the door glass, ensuring consistent operation and correct engagement with the window regulator mechanism.
Fits:
Over time, electric window motors are subjected to continual use, vibration, moisture, and electrical wear. Internal motor components can weaken, while the drive gear and bearings may wear, resulting in slow, erratic, or complete loss of window movement. Replacing a faulty window motor restores dependable operation and helps prevent additional strain on the window regulator assembly. This OE Match component is ideal for routine maintenance, electrical repairs, and Porsche restoration projects.
What This Product Does:
Symptoms Of Wear Or Failure:
Why Replacement Matters:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91162401
The product you are viewing cross references to these numbers
Restore smooth and reliable window operation with this OE Match Electric Window Motor with 8-Tooth Cog, manufactured as a direct replacement. Produced to OE-style specifications, this electric window motor provides the power required to raise and lower the door glass, ensuring consistent operation and correct engagement with the window regulator mechanism.
Fits:
- 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 1975-1977 3.0L Turbo (930)
Over time, electric window motors are subjected to continual use, vibration, moisture, and electrical wear. Internal motor components can weaken, while the drive gear and bearings may wear, resulting in slow, erratic, or complete loss of window movement. Replacing a faulty window motor restores dependable operation and helps prevent additional strain on the window regulator assembly. This OE Match component is ideal for routine maintenance, electrical repairs, and Porsche restoration projects.
What This Product Does:
- Powers the raising and lowering of the door window.
- Drives the window regulator via the 8-tooth drive cog.
- Provides smooth and consistent window movement.
- Helps maintain reliable operation of the electric window system.
- Replaces worn, seized, or failed original window motors.
- Reduces strain on the window regulator mechanism.
- Provides an OE-style fit and dependable quality.
Symptoms Of Wear Or Failure:
- Electric window operates slowly.
- Window stops part way through its travel.
- Window fails to move despite switch operation.
- Grinding or clicking noises from inside the door.
- Intermittent window operation.
- Motor runs without moving the window.
- Excessive play or wear in the drive cog.
- Complete failure of the electric window motor.
Why Replacement Matters:
- The electric window motor is responsible for converting electrical power into the mechanical movement needed to raise and lower the door glass. A worn or failed motor can leave the window stuck open or closed, place unnecessary strain on the regulator mechanism, and reduce the convenience and security of the vehicle.
- Replacing the window motor restores smooth, reliable window operation and helps protect associated regulator components from premature wear. Manufactured as a direct replacement and produced to OE-style specifications, this OE Match electric window motor with an 8-tooth cog provides the correct fit, dependable quality, and long-lasting durability, making it an excellent choice for Porsche maintenance, electrical repairs, and restoration projects.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91162401
91162401502
91162401402
91162401501
91162401401
91162401441
91162401541
The product you are viewing cross references to these numbers
Prices from: £108.00
Vehicle Group
- 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)
Information
Electric Window Regulator (with electric motor).
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
Fits:
Porsche 911 1975-86 Coupe
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91154293
91154293528
91154293628
The product you are viewing cross references to these numbers
Prices from: £395.00
Vehicle Group
- 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)
Information
Electric Window Regulator (without electric motor).
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
Fits:
Porsche 911 1975-86 Coupe
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91154293
91154293528
91154293628
The product you are viewing cross references to these numbers
Prices from: £295.00
Vehicle Group
- 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 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
Information
Window lifter rail rubber seal fits into the window lift rail.
Fits:
Porsche 911 1969-89 ALL
Porsche 964 1989-94 ALL
Porsche 993 1994-98 Coupe
Click 'zoom in' for large parts diagram.
Diagram ref no 15.
Related reference numbers
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91154249140
The product you are viewing cross references to these numbers
Fits:
Porsche 911 1969-89 ALL
Porsche 964 1989-94 ALL
Porsche 993 1994-98 Coupe
Click 'zoom in' for large parts diagram.
Diagram ref no 15.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91154249140
91154249140
The product you are viewing cross references to these numbers
Price: £16.36
In stock
Vehicle Group
- 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 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
Information
Window lifter rail rubber seal fits into the window lift rail.
The window lift rail seal is an rubber strip designed to fit into the lower window lift rail, providing proper cushioning and grip for the door glass on Porsche 911, 964, and 993 Coupe models. It matches the original seal profile, hardness, and length to ensure smooth window operation and secure glass seating inside the lift channel.
Fits:
Porsche 911 1969 - 1989 ALL
Porsche 964 1989 - 1994 ALL
Porsche 993 1994 - 1998 Coupe
Diagram ref no 15.
The rubber sealing strip that sits inside the window lift rail (glass carrier channel). It grips the bottom edge of the door glass, ensuring the pane is securely held in place as the window regulator raises or lowers it.
This seal:
• Ensures the door glass is firmly clamped within the lift rail.
• Prevents rattling, vibration, or movement of the window during driving.
• Provides a cushioned interface between the metal rail and glass to prevent scratching or stress cracks.
• Helps maintain smooth and reliable window movement throughout the regulator’s travel.
Over time, the original window lift rail seal can harden, flatten, or crumble, causing the door glass to loosen inside the rail. This leads to rattling, uneven window movement, and even scratching or damage to the lower edge of the glass. Replacing the seal ensures the window is held firmly and quietly, restoring smooth operation and protecting both the regulator and the glass from premature wear.
Replace this seal if:
• The window moves inconsistently or tilts during operation.
• You hear rattling or vibration inside the door.
• The seal is visibly cracked, hardened, or missing sections.
• Glass shows scratches near the lower edge.
• You are replacing the regulator or restoring door internals.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91154249140
The product you are viewing cross references to these numbers
The window lift rail seal is an rubber strip designed to fit into the lower window lift rail, providing proper cushioning and grip for the door glass on Porsche 911, 964, and 993 Coupe models. It matches the original seal profile, hardness, and length to ensure smooth window operation and secure glass seating inside the lift channel.
Fits:
Porsche 911 1969 - 1989 ALL
Porsche 964 1989 - 1994 ALL
Porsche 993 1994 - 1998 Coupe
Diagram ref no 15.
The rubber sealing strip that sits inside the window lift rail (glass carrier channel). It grips the bottom edge of the door glass, ensuring the pane is securely held in place as the window regulator raises or lowers it.
This seal:
• Ensures the door glass is firmly clamped within the lift rail.
• Prevents rattling, vibration, or movement of the window during driving.
• Provides a cushioned interface between the metal rail and glass to prevent scratching or stress cracks.
• Helps maintain smooth and reliable window movement throughout the regulator’s travel.
Over time, the original window lift rail seal can harden, flatten, or crumble, causing the door glass to loosen inside the rail. This leads to rattling, uneven window movement, and even scratching or damage to the lower edge of the glass. Replacing the seal ensures the window is held firmly and quietly, restoring smooth operation and protecting both the regulator and the glass from premature wear.
Replace this seal if:
• The window moves inconsistently or tilts during operation.
• You hear rattling or vibration inside the door.
• The seal is visibly cracked, hardened, or missing sections.
• Glass shows scratches near the lower edge.
• You are replacing the regulator or restoring door internals.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91154249140
91154249140
The product you are viewing cross references to these numbers
Price: £5.65
In stock
Vehicle Group
- 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)
Information
Window Lifter Rail, Cross Arm Window Lift.
Restore smooth and reliable window operation with this OE Match Window Lifter Rail, Cross Arm Window Lift, manufactured as a direct replacement. Produced to OE-style specifications, this window lifter rail forms an integral part of the cross arm window regulator assembly, guiding the window glass through its full range of movement while maintaining correct alignment and stability.
Fits:
Diagram Ref No 21
Over time, the original window lifter rail can become worn, bent, corroded, or damaged through continual operation and age. Excessive wear can result in stiff window movement, poor glass alignment, excessive play, or complete regulator failure. Replacing a worn or damaged lifter rail restores smooth window operation and helps maintain the correct positioning of the door glass. This OE Match window lifter rail is ideal for routine maintenance, door repairs, and Porsche restoration projects.
What This Product Does:
Symptoms Of Wear Or Failure:
Why Replacement Matters:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90154204
The product you are viewing cross references to these numbers
Restore smooth and reliable window operation with this OE Match Window Lifter Rail, Cross Arm Window Lift, manufactured as a direct replacement. Produced to OE-style specifications, this window lifter rail forms an integral part of the cross arm window regulator assembly, guiding the window glass through its full range of movement while maintaining correct alignment and stability.
Fits:
- 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 1978-1979 3.0L / SC
- Porsche 911 1975-1977 3.0L Turbo (930)
Diagram Ref No 21
Over time, the original window lifter rail can become worn, bent, corroded, or damaged through continual operation and age. Excessive wear can result in stiff window movement, poor glass alignment, excessive play, or complete regulator failure. Replacing a worn or damaged lifter rail restores smooth window operation and helps maintain the correct positioning of the door glass. This OE Match window lifter rail is ideal for routine maintenance, door repairs, and Porsche restoration projects.
What This Product Does:
- Guides the movement of the door window glass.
- Supports the cross arm window regulator assembly.
- Maintains correct window alignment during operation.
- Helps ensure smooth raising and lowering of the window.
- Reduces unwanted movement within the regulator mechanism.
- Replaces bent, worn, or damaged original lifter rails.
- Provides an OE-style fit and dependable quality.
Symptoms Of Wear Or Failure:
- Window difficult to raise or lower.
- Window glass tilting or becoming misaligned.
- Excessive play within the window mechanism.
- Grinding or binding during window operation.
- Bent or corroded lifter rail.
- Window regulator no longer operating smoothly.
- Door restoration requiring replacement window regulator components.
Why Replacement Matters:
- The window lifter rail is a key component of the cross arm window regulator, providing the guidance and support needed for smooth, controlled movement of the door glass. A worn, bent, or damaged rail can cause poor window alignment, increased strain on the regulator, and unreliable operation, potentially leading to further damage within the window mechanism.
- Replacing a faulty lifter rail restores smooth window movement, maintains correct glass alignment, and helps extend the service life of the complete regulator assembly. Manufactured as a direct replacement and produced to OE-style specifications, this OE Match Window Lifter Rail provides the correct fit, reliable performance, and long-lasting durability, making it an excellent choice for Porsche maintenance, repairs, and restoration projects.
Related reference numbers
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90154204
90154204343
90154204443
The product you are viewing cross references to these numbers
Prices from: £269.95
Vehicle Group
- 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)
Information
Window Lifter Rail. Cross arm window lift.
Fits:
Porsche 911 1965-79 Cabrio / Targa
Diagram ref no 21
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90154204
The product you are viewing cross references to these numbers
Fits:
Porsche 911 1965-79 Cabrio / Targa
Diagram ref no 21
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90154204
90154204343
90154204443
The product you are viewing cross references to these numbers
Prices from: £423.83
Vehicle Group
- 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)
Information
Window Lifter Rail, Cross Arm Window Lift.
The OE MATCH Window Lifter Rail, Cross Arm Window Lift is a replacement component designed to restore smooth, reliable and correctly aligned door window operation on classic Porsche 911 Coupe models manufactured between 1965 and 1979.
Fits:
Diagram Ref No 16
Symptoms Of Wear Or Failure:
Window lifter rails are exposed to repeated mechanical movement, vibration, moisture and environmental contamination throughout their service life.
Why Replacement Matters:
Replacing a worn, bent or damaged window lifter rail is important for restoring reliable window operation, maintaining correct glass alignment and protecting the associated regulator mechanism.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90154204
The product you are viewing cross references to these numbers
The OE MATCH Window Lifter Rail, Cross Arm Window Lift is a replacement component designed to restore smooth, reliable and correctly aligned door window operation on classic Porsche 911 Coupe models manufactured between 1965 and 1979.
Fits:
- Porsche 911 1965-79 Coupe
Diagram Ref No 16
Manufactured to match the original equipment specifications, this window lifter rail forms an important part of the cross-arm window regulator assembly, providing the guiding and supporting surface required for the door glass to move correctly when raised or lowered.
The cross-arm window lifting mechanism uses a system of pivoting arms and guide rails to control window movement. As the window regulator operates, the lifting arms move through their designated travel, transferring movement to the window glass through the associated guide rail.
The window lifter rail helps maintain the correct relationship between the regulator mechanism and the window glass, supporting smooth movement, stable positioning and consistent operation.
Over time, original window lifter rails can become worn, bent, corroded or damaged due to repeated window operation, ageing, moisture and mechanical stress. A damaged rail may cause the window to become difficult to operate, move unevenly, rattle or fail to close correctly.
Replacing a worn or damaged window lifter rail with an OE MATCH component helps restore the original lifting mechanism, improve window glass alignment and reduce unnecessary strain on the regulator assembly.
Available in separate left-hand and right-hand versions, the OE MATCH Window Lifter Rail is ideal for classic Porsche window mechanism repairs, door refurbishment and complete restoration projects.
What This Product Does:
The window lifter rail is an important mechanical component within the cross-arm window regulator assembly.
Its primary functions include:
- Guides Window Movement: Provides a guiding track for the cross-arm regulator mechanism as the window is raised or lowered.
- Supports the Window Glass: Helps transfer lifting and lowering movement from the regulator arms to the door glass.
- Maintains Correct Glass Alignment: Supports consistent positioning of the window during its vertical movement.
- Distributes Lifting Forces: Helps transfer operating forces evenly through the window lifting mechanism.
- Supports Smooth Window Operation: Provides the intended guide surface for the moving regulator components.
- Reduces Unwanted Movement: Helps minimise excessive play or instability within the lifting assembly.
- Prevents Window Tilting: Supports the correct relationship between the window glass and regulator mechanism, reducing the risk of uneven movement.
- Protects Associated Components: Helps reduce unnecessary stress on regulator arms, rollers and connected mounting components.
- Supports Proper Window Closure: Helps the window reach its intended position within the surrounding glass guides and seals.
- Maintains Original Equipment Functionality: Replaces the factory guide rail while preserving the original cross-arm window lifting arrangement.
Symptoms Of Wear Or Failure:
Window lifter rails are exposed to repeated mechanical movement, vibration, moisture and environmental contamination throughout their service life.
Over time, the rail may become distorted, corroded or worn, affecting its ability to guide and support the window regulator correctly.
Common symptoms of a worn or failing window lifter rail include:
- Stiff or Difficult Window Operation: The window becomes harder to raise or lower due to increased friction or resistance within the regulator mechanism.
- Uneven Window Movement: The glass may tilt or move inconsistently as the regulator operates.
- Window Binding or Jamming: A bent or damaged rail may prevent the regulator arms or rollers from moving freely.
- Rattling Inside the Door: Excessive play or damaged rail mounting points may cause noises during driving or window operation.
- Loose or Unstable Window Glass: The glass may move excessively due to deterioration within the lifting mechanism.
- Visible Rail Corrosion: Rust or surface deterioration may interfere with smooth regulator movement.
- Bent or Distorted Rail: Physical deformation may prevent the regulator from following its intended travel path.
- Worn Guide Surfaces: Repeated movement may wear the rail's contact surfaces, creating excessive clearance.
- Grinding or Scraping Noises: Damaged guide surfaces or misaligned regulator components may produce unusual sounds when operating the window.
- Window Not Closing Correctly: The glass may fail to reach its intended fully raised position.
- Window Dropping or Slipping: Severe damage to the rail or its associated connections may allow the glass to move unexpectedly.
- Damaged Mounting Points: Cracked, loose or distorted attachments may prevent the rail from remaining securely positioned.
- Excessive Window Winder Effort: Additional resistance in the mechanism may make the manual window handle harder to turn.
- Damage Following Door Repairs: Previous window glass removal, incorrect installation or accidental impact may cause rail misalignment.
Why Replacement Matters:
Replacing a worn, bent or damaged window lifter rail is important for restoring reliable window operation, maintaining correct glass alignment and protecting the associated regulator mechanism.
Key Benefits of Replacement:
- Restores Smooth Window Movement: Provides a correctly shaped guide surface for consistent raising and lowering of the window.
- Improves Window Glass Alignment: Helps prevent uneven movement, tilting and binding.
- Reduces Window Rattling: Helps eliminate unwanted movement caused by a damaged or loose rail.
- Supports Reliable Window Closure: Allows the regulator to guide the glass towards its intended fully closed position.
- Reduces Regulator Strain: Helps prevent additional mechanical stress caused by resistance or misalignment.
- Protects Window Regulator Components: Reduces unnecessary wear on lifting arms, rollers and mounting hardware.
- Helps Prevent Further Damage: Replacing a defective guide rail can reduce the risk of damage to other window mechanism components.
- Maintains Original Equipment-Style Fitment: Designed to match the factory cross-arm window lifting assembly.
- Restores Correct Lifting Geometry: Helps maintain the intended movement and positioning of the regulator arms.
- Supports Window Seal Contact: Correct glass alignment helps the window meet its surrounding seals as intended.
- Ideal for Door Restoration: Suitable when refurbishing classic Porsche door mechanisms.
- Cost-Effective Window Repair: Allows the damaged rail to be replaced without necessarily renewing the complete regulator.
- Supports Long-Term Reliability: Helps maintain dependable operation through repeated window use.
- Preserves Classic Porsche Originality: Retains the original-style mechanical window lifting arrangement.
A damaged window lifter rail may initially cause minor stiffness or irregular glass movement. However, continued operation can place additional strain on the window regulator arms, rollers and associated mounting components.
If the window becomes severely misaligned or jammed, excessive force applied to the winding mechanism may cause further damage.
Replacing the defective rail with an OE MATCH component helps restore smooth operation while reducing the risk of further wear within the door window mechanism.
Correct window alignment also contributes to improved sealing around the door glass, helping reduce unwanted wind noise and water ingress associated with poor window positioning.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90154204
90154204523
90154204623
The product you are viewing cross references to these numbers
Prices from: £88.00
Vehicle Group
- 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)
Information
Window Lifter Rail. Cross arm window lift.
Fits:
Porsche 911 1969-79 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
Fits:
Porsche 911 1969-79 Coupe
Click 'zoom in' for large parts diagram.
Diagram ref no 16.
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90154204
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90154204623
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Prices from: £187.87
Vehicle Group
- 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 1975-1977 3.0L Turbo (930)
Information
Electric window motor. 8 TEETH COG.
Fits:
Porsche 911 1973-87
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91162401
The product you are viewing cross references to these numbers
Fits:
Porsche 911 1973-87
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91162401
91162401501
91162401401
911.624.015.01
911.624.014.01
91162401502
91162401402
91162401441
91162401541
The product you are viewing cross references to these numbers
Prices from: £414.64
Vehicle Group
- 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)
Information
Window regulator.
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
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
91154292903
91154293003
91154292903
91154293003
The product you are viewing cross references to these numbers
Prices from: £506.32
Vehicle Group
- 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)
Information
Window regulator. Manual winder mechanism.
OE Match manual window regulator for Porsche 911 Coupe models from 1969 to 1989. Available for left and right side applications, this replacement regulator helps restore smooth manual window operation and correct door glass movement.
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)
The window regulator raises and lowers the door glass when the window winder handle is operated. A correctly working regulator allows the glass to move smoothly within the window channels and helps maintain proper alignment inside the door.
Functions
• Replaces the manual window regulator
• Available for left and right side applications
• Raises and lowers the door glass manually
• Supports smooth window winder operation
• Helps maintain correct door glass alignment
• Replaces worn, stiff, damaged, loose, or failed original regulators
• OE Match replacement for Porsche 911 Coupe door window repair.
Why Replace This Part?
Manual window regulators can wear, bend, seize, strip, or become loose due to age, repeated use, lack of lubrication, worn guides, and door glass resistance. A faulty regulator may cause stiff winding, uneven glass movement, slipping, rattling, or failure of the window to raise or lower correctly. Replacing the regulator helps restore reliable manual window operation.
When to Replace This Part
• The window is stiff, noisy, or difficult to wind
• Door glass drops, slips, or does not stay in position
• The window will not raise or lower correctly
• The regulator mechanism is bent, worn, seized, or damaged
• Door glass alignment or movement is poor
• Door rebuild, glass service, or restoration work is being carried out
• The vehicle is undergoing Porsche 911 Coupe interior or body restoration.
Where it fits on the car
This regulator fits inside the door shell on Porsche 911 Coupe models from 1969 to 1989. Left and right side versions are available depending on the door being repaired.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
9115429
The product you are viewing cross references to these numbers
OE Match manual window regulator for Porsche 911 Coupe models from 1969 to 1989. Available for left and right side applications, this replacement regulator helps restore smooth manual window operation and correct door glass movement.
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)
The window regulator raises and lowers the door glass when the window winder handle is operated. A correctly working regulator allows the glass to move smoothly within the window channels and helps maintain proper alignment inside the door.
Functions
• Replaces the manual window regulator
• Available for left and right side applications
• Raises and lowers the door glass manually
• Supports smooth window winder operation
• Helps maintain correct door glass alignment
• Replaces worn, stiff, damaged, loose, or failed original regulators
• OE Match replacement for Porsche 911 Coupe door window repair.
Why Replace This Part?
Manual window regulators can wear, bend, seize, strip, or become loose due to age, repeated use, lack of lubrication, worn guides, and door glass resistance. A faulty regulator may cause stiff winding, uneven glass movement, slipping, rattling, or failure of the window to raise or lower correctly. Replacing the regulator helps restore reliable manual window operation.
When to Replace This Part
• The window is stiff, noisy, or difficult to wind
• Door glass drops, slips, or does not stay in position
• The window will not raise or lower correctly
• The regulator mechanism is bent, worn, seized, or damaged
• Door glass alignment or movement is poor
• Door rebuild, glass service, or restoration work is being carried out
• The vehicle is undergoing Porsche 911 Coupe interior or body restoration.
Where it fits on the car
This regulator fits inside the door shell on Porsche 911 Coupe models from 1969 to 1989. Left and right side versions are available depending on the door being repaired.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
9115429
91154292903
91154293003
The product you are viewing cross references to these numbers
Prices from: £199.00
DISPLAYING 1 to 13 (of 13 products)
Also found on these pages
About Window Lifters | Motors
Ensure smooth, reliable window operation with window lifters and motors from Design911. These essential components control the raising and lowering of your Porsche’s windows, combining mechanical precision with electrical efficiency for effortless performance.
Manufactured to OEM specifications, our window regulators and motors guarantee perfect alignment, durability, and quiet operation. Whether you’re replacing a failed motor, upgrading worn regulators, or restoring a classic Porsche’s manual mechanism, Design911 offers the complete range of electric and manual window systems for both driver and passenger sides.
From early 911s to the latest Taycan models, every part is designed to deliver factory-correct fitment, long service life, and flawless functionality — keeping your Porsche’s interior comfortable and convenient.
Electric Window Motors
OEM-grade electric motors that power window lifters with
precision and reliability. Available for all major Porsche models and door
configurations.
Manual Window Lifters & Regulators
Durable mechanical lifters for vintage Porsche models.
Ensure smooth manual window control and authentic restoration results.
Complete Window Regulator Assemblies
Pre-assembled window regulator units including tracks,
cables, and pulleys for fast, straightforward installation and perfect
alignment.
Switches & Electrical Controls
OEM-style window switches and wiring components that ensure
reliable operation and compatibility with Porsche’s electronic systems.
Classic Porsche Window Components
Reproduction regulators and motors designed for classic
Porsche models such as the 911, 912, and 356 — offering period-correct design
and modern reliability.
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