door latch Genuine Porsche part 96453105400

Door seal.

Fits:
Porsche 993 1994-97 Coupe

Diagram Ref: 7

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96453109

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The door seal is a crucial component that protects your vehicle’s interior by tightly sealing the door to the chassis. Made from durable rubber, it prevents water, air, and debris from entering the cabin while also helping to reduce road noise and maintain a comfortable interior temperature. However, over time, exposure to sunlight, heat, and constant use can cause the rubber to oxidize and deteriorate. When this happens, the seal may lose its flexibility and effectiveness, potentially allowing water or air to leak into the vehicle.
Sold each, Fits Left or Right side

Compatible with Coupe models :
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) 3.6L 1994-98

Diagram ref no 24

Common Signs of Door Seal Failure
•  Cracks or tears: Continuous exposure to weather and repeated door use can cause the rubber to dry out and crack.
•  Shrinkage or compression: Temperature changes may cause the seal to shrink or lose shape, creating small gaps that reduce its sealing ability.
•  Water leaks or wind noise: A damaged or worn seal can lead to water seeping into the cabin during rain or increased wind noise while driving at higher speeds.

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91153109504

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Door shell for RHD cars.

Fits:
Porsche 964 1989-94

Click 'Zoom in' for large parts diagram.
Diagram ref no 1

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96453100

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Rubber door seal.
Fits: Left or Right side

Fits:
Porsche 911 1966-89 Coupe
Porsche 964 1989-94 Coupe
Porsche 993 1994-98 Coupe

Click 'Zoom in' for large parts diagram
Diagram ref no 24

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91153109504

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Door internal lock latch.
This internal lock latch operates as the primary engaging mechanism for the door lock assembly, securing the door closed while allowing smooth and reliable opening when actuated.

Fits:
Porsche 911 2.7L-3.3L 08/1972 - 07/1989
Porsche 912
Porsche 964

Note: Uses >>1972 original M5x12 type countersunk mounting screws
Note: Not for cars with Central locking option

Diagram ref no 1

Over years of use, original door locks and latch mechanisms can wear, bind, or fail due to corrosion, contamination, or repeated mechanical stress - resulting in sticking doors, poor lock engagement, or difficulty opening/closing. Replacing the latch with a correctly engineered OE Match unit helps restore dependable door operation and solid lock feel.

The latch is designed for direct swap-in installation with the existing lock assembly, using original mounting points and linkage connections. It is ideal for maintenance, restoration projects, or rejuvenating a worn door locking system on classic Porsche 911 and 912 models.

The door internal lock latch engages the door striker when the door closes and holds it securely in place until the interior or exterior handle is actuated. It ensures that the door stays closed under driving loads and releases smoothly when unlocked.

Function:
•  Provides secure engagement with the door striker
•  Ensures smooth locking and unlocking action
•  Maintains proper door closure, alignment, and feel

A worn, bent, or sticky door latch can cause doors to hang open, fail to latch reliably, or operate roughly. This can lead to poor door fitment, rattles, compromised safety, and frustration when opening or closing doors. Installing an OE Match internal lock latch restores secure engagement, consistent feel, and door confidence - crucial for both everyday use and classic car reliability.

When to replace:
•  Door doesn’t latch consistently or closes loosely
•  Stiff, sticky, or rough door handle operation
•  Rattling or vibration at the door while driving
•  Corroded or worn latch hardware
•  During restoration or door lock servicing

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91153105

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Door internal lock latch, for LHD cars.

Fits:
LHD cars
Porsche 911 1978-89
Porsche 964 Carrera RS 1989-94
Porsche 964 Speedster 1989-94

Click 'Zoom in' for large parts diagram.
Diagram ref no 24

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96453105

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OE Match internal door locking latch for left-hand-drive Porsche 911 models from 1978–89, plus the listed 964 RS and Speedster applications. The referenced Left and Right versions differ in their antishutout mechanism specification.

Fits

LHD cars
Porsche 911 1978-89
Porsche 964 Carrera RS 1989-94
Porsche 964 Speedster 1989-94

Check fitment for your specific vehicle (model, year, engine) before ordering.

Diagram ref no: 24

What This Product Does

The latch forms part of the mechanical door-locking assembly, working with the door controls to retain and release the door. It is an internal mechanism rather than an exterior handle or key barrel.

Functions

• Provides the mechanical latching action within the door assembly.
• Works with the associated operating linkage during opening and locking.
• Replaces the corresponding internal mechanism during repair or restoration.
  
  

Technical Details

• Vehicle configuration: Left Hand Drive (LHD).
• 96453105301: Left door lock with antishutout mechanism; identified as /LL/L in the relevant 911 and 964 diagrams.
• 96453105400: Right door lock without antishutout mechanism; identified as /LL/R in those diagrams.
• The 964 diagram identifies separate Carrera RS and Speedster positions for both references.
  
  

Symptoms of Fault

Sticking door controls or inconsistent locking operation warrant inspection. These symptoms do not establish that the latch itself has failed: the operating linkage, handle and surrounding fittings should also be checked before choosing a replacement.

Why Replacement Matters

Renewing a confirmed worn or damaged latch addresses a mechanical fault within the door assembly. Selecting the correct side and mechanism specification is important because the two references are not identical. OE Match focuses on Porsche replacement applications, with reference matching and fitment evaluation forming part of its supplied development information.

FAQs

Is LHD the same as the door side?
No. LHD describes the vehicle configuration; Left and Right identify the individual door application.

Do both references have antishutout operation?
No. The supplied diagrams specify this feature for 96453105301, but not for 96453105400.

What should be checked before selection?
Compare the existing mechanism, reference number, door side and vehicle application, including the RS or Speedster specification where relevant.

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96453105

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