Chassis / Bodywork

Left Hand Drive (LHD) Front Passenger Door Lock Mechanism

This LHD front passenger door lock mechanism is a direct replacement part designed to restore secure locking and proper door operation for the left-hand drive, front passenger door on a wide range of Porsche models. It is engineered to meet or exceed OEM specifications for fitment, durability and performance.

Please check part number on the original lock mechanism

Fits:

• Porsche 971.2 - Drivers Side – LHD Option Codes GZ0, LOL, 4F6, 4I8, 8QD
• Porsche 976 Panamera – LHD Front Passenger Side
• Porsche 718 Boxster – LHD Passenger Side
• Porsche 718 Cayman – LHD Passenger Side
• Porsche 9YA Cayenne - LHD Passenger Side with Option Codes LOL, GZ0,4F6, 4I8
• Porsche 991.2 – LHD Passenger Side with Option Codes 072, 533, -250 (for Manual gearbox)
• Porsche 991 turbo – LHD Passenger side with Option Codes 072, 553 (Mexico, USA and Canada)
• Porsche 991 GT3 – LHD Passenger Side with Option Codes 072, 074, 075, 094, 486, 553, 098
• Porsche 992 GT3 / GT3 RS / ST – LHD Passenger Side
• Porsche 981 Boxster Spyder – LHD Passenger Side with Option Codes 072, 534, 098, 533
• Porsche 981 Cayman GT4 – with option Code 534

Diagram Ref No 14

This mechanism works with the vehicle’s central locking system and door latch hardware to ensure secure door closure, correct electrical unlocking and reliable function every time you enter or exit the vehicle.

What the Front Passenger Door Lock Mechanism Does

The door lock mechanism is an essential component of your Porsche’s door security and access system. It performs key functions such as:

• Securing the front passenger door when locked via key fob, interior switch or automatic lock
• Engaging and releasing the latch during door opening and closing
• Communicating with central locking to synchronise all vehicle doors
• Ensuring proper alignment between the door and striker plate
• Maintaining weather and vibration-resistant closure

In modern Porsches, this mechanism often includes electronic actuation combined with mechanical latch elements, ensuring responsive and quiet operation.

Why Door Lock Mechanisms Fail

Door lock mechanisms can wear out or malfunction due to both mechanical and electrical factors:

• Actuator motor fatigue from frequent use
• Internal gear wear and plastic component degradation
• Corrosion or water ingress over time
• Misalignment or sagging from hinge wear
• Wiring or connector failure in central locking circuits
• Physical stress from rough operation or impact

Common signs of a failing door lock mechanism include:

• Door not locking or unlocking reliably with key fob or interior switch
• Door stays locked/unlocked intermittently
• Unusual clicking, grinding or buzzing noises when locking/unlocking
• Alarm triggering without cause
• Door not latching securely when shut

Because this mechanism works closely with the vehicle’s central locking and alarm systems, failures can impact security, convenience and peace of mind.

When You Should Replace It

You should consider replacing the front passenger door lock mechanism if:

• You experience intermittent or failed locking/unlocking
• The door won’t latch securely or opens unexpectedly
• The central locking system shows fault codes related to door circuits
• Audible actuator noises occur without door action
• You are repairing a vehicle that has been water-damaged or has corroded lock parts

Prompt replacement restores proper security, consistent lock performance and seamless integration with your Porsche’s locking and alarm systems.

 Key Benefits at a Glance

• OEM-equivalent replacement door lock mechanism
• Restores secure front passenger door locking
• Compatible with central locking systems
• Eliminates intermittent or failed lock action
• Suitable for multiple Porsche models (Macan, Panamera, 718, 981, 991, Cayenne)
• Improves convenience, security and reliability       

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9A783721606

The product you are viewing cross references to these numbers

Door Lock, Rear.



Fits
Porsche 958 Cayenne 2011-14
Porsche 958 Cayenne 2015-17 (IGZ0 / I4F2 / I4K3)
Porsche 9YA Cayenne 2018>> (IL0R / IGZ0 / I4F2 / I4I6)
Porsche 970 Panamera 2010-17 (I885)

IGZ0 - cars without closing aid for doors
I4F2 - cars with Porsche entry + drive
I4K3 - cars with central locking with remote control, inner release and safe lock system
I885 - cars without Softclose (closing aid for doors)
IL0R - Right-hand drive version
I4I6 - cars with Central locking, Keyless Go, RoW

Click 'Zoom in' for large parts diagram.
Diagram ref no 12

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9A783911

The product you are viewing cross references to these numbers

Door Lock, Rear.



Fits
Porsche 958 Cayenne 2011-14
Porsche 958 Cayenne 2015-17 (IGZ0 / I4F2 / I4K3)
Porsche 9YA Cayenne 2018>> (IL0R / IGZ0 / I4F2 / I4I6)
Porsche 970 Panamera 2010-17 (I885)

IGZ0 - cars without closing aid for doors
I4F2 - cars with Porsche entry + drive
I4K3 - cars with central locking with remote control, inner release and safe lock system
I885 - cars without Softclose (closing aid for doors)
IL0R - Right-hand drive version
I4I6 - cars with Central locking, Keyless Go, RoW

Click 'Zoom in' for large parts diagram.
Diagram ref no 12

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9A783911

The product you are viewing cross references to these numbers

Door mirror camera. Fits left or right.



Fits:
Cars with front and rear view camera system and two side cameras (option code: KA6)
Porsche 992.1 Carrera 2020>>
Porsche 992.1 Turbo 2021>>
Porsche 958 Cayenne 2018>>
Porsche 91J Taycan 2019>>

Click 'Zoom in' for large parts diagram.
Diagram ref no 14

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

95898054600

The product you are viewing cross references to these numbers

Door mirror direction indicator light.

Fits:
Porsche 9YA/9YB Cayenne 2018 - 2024

Diagram ref no 15

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9Y294910

The product you are viewing cross references to these numbers

Door mirror glass Aspherical, Automatically dimmable, Left for LHD (Left-Hand Drive) cars
This Genuine Porsche left door mirror glass is an OE aspherical, dimmable mirror glass for left-hand-drive Porsche 9YA Cayenne and 95C Macan-e models with lane change assist. It restores clear side and rearward visibility, supports factory auto-dimming, heating and lane change assist functions where fitted, and provides the correct Porsche fit and finish for the left exterior mirror assembly.

Fits:
for cars with option code: 7Y1 - Lane change assist
Porsche 9YA Cayenne 2018 - 2024
Porsche 9YA.2 Cayenne 2023>>
Porsche 95C Macan-E 2024>>

LEFT Door Mirror Glass ASPHERICAL: OE Part No 9Y1857521Q
   L0L / 5SL / 6XT / 6XW

CODES:
   PR:L0L = Left-hand drive version
   PR:5SL = Door mirror, Left, ASPHERICAL
   PR:6XT = Door mirror, automatically dimmable, electrically retractable/adjustable, separately heated + memory
   PR:6XW =  Door mirror, automatically dimmable, electrically retractable/adjustable, separately heated


The aspherical glass design provides a wider field of view than standard flat mirror glass, helping improve visibility along the driver side of the vehicle.

Functions
•  Restores the left-hand exterior mirror glass
•  Provides a wider side and rearward field of view through aspherical glass
•  Helps reduce blind-spot areas when correctly adjusted
•  Supports the factory lane change assist / side assist display where fitted
•  Supports the factory dimming / auto-dimming mirror function where fitted
•  Helps reduce glare from following traffic at night
•  Supports mirror heating where the vehicle is equipped with heated mirror glass
•  Fits into the factory Porsche exterior mirror housing
•  Maintains original Porsche mirror appearance and functionality
•  Replaces cracked, scratched, cloudy, stained or failed mirror glass
•  Provides OE Porsche fit, finish and quality.

Why Replace This Part?
Door mirror glass can become cracked, scratched, cloudy or damaged from impact, road debris, weather exposure or cleaning wear. Dimmable mirror glass can also fail internally, causing dark patches, stains, liquid marks or reduced visibility. If the mirror glass includes lane change assist functionality, damage or incorrect replacement glass may also affect the visibility of the side assist warning indicator. Replacing the glass with a Genuine Porsche OE aspherical dimmable mirror glass helps restore the correct field of view, factory appearance and original mirror functions, including lane change assist compatibility where fitted.

When to Replace This Part
•   If the left mirror glass is cracked or broken
•   If the glass is scratched, cloudy or discoloured
•   If the auto-dimming function has failed
•   If the mirror has dark patches, staining or liquid marks
•   If the lane change assist indicator area is damaged or no longer visible
•   If mirror heating is no longer functioning due to glass failure
•   If visibility through the mirror is poor
•   After impact damage to the exterior mirror
•   During mirror housing repair or replacement
•   When restoring the car with correct Porsche OE parts.

Where It Fits on the Car
This mirror glass fits in the left-hand exterior door mirror assembly. For left-hand-drive vehicles, this is normally the driver-side mirror. It installs into the mirror carrier inside the door mirror housing and connects to the relevant heating, dimming and lane change assist connections where fitted.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9Y1857521Q

The product you are viewing cross references to these numbers

Door mirror glass Aspherical, Automatically dimmable, Left for LHD (Left-Hand Drive) cars
This OE Match left door mirror glass is a replacement aspherical exterior mirror glass for left-hand drive Porsche 9YA Cayenne and 95C Macan-e models. It is designed for vehicles with dimmable mirror glass and lane change assist specification, matching the original-style fitment, visibility, and safety function.

Fits:
for cars with option code: 7Y1 - Lane change assist
Porsche 9YA Cayenne 2018 - 2024
Porsche 9YA.2 Cayenne 2023>>
Porsche 95C Macan-E 2024>>

LEFT Door Mirror Glass ASPHERICAL: OE reference Part No 9Y1857521Q
   L0L / 5SL / 6XT / 6XW

CODES:
   PR:L0L = Left-hand drive version
   PR:5SL = Door mirror, Left, ASPHERICAL
   PR:6XT = Door mirror, automatically dimmable, electrically retractable/adjustable, separately heated + memory
   PR:6XW =  Door mirror, automatically dimmable, electrically retractable/adjustable, separately heated


The aspherical mirror glass provides a wider rear-side field of view from the left exterior mirror, helping reduce blind spots and improve side visibility. The dimmable function helps reduce glare from headlights behind the vehicle, while the lane change assist compatibility supports the vehicle’s side monitoring system where fitted.

Functions
• Replaces the left-side exterior door mirror glass
• Provides aspherical wide-angle side visibility
• Helps reduce blind spots on the left side of the vehicle
• Supports dimming function to reduce glare during night driving
• Compatible with lane change assist mirror specification
• Fits into the original Porsche door mirror housing
• OE Match replacement for damaged or failed original mirror glass.

Why Replace This Part?
Door mirror glass can become cracked, chipped, scratched, cloudy, loose, or delaminated over time. Dimmable mirror glass can also fail internally, causing dark patches, stains, liquid marks, or loss of dimming performance. If the mirror glass is damaged or the lane change assist display area is affected, visibility and driver assistance function may be reduced. Replacing the mirror glass restores clear side visibility, OE-style appearance, and correct mirror equipment compatibility.

When to Replace This Part
•  The mirror glass is cracked, broken, scratched, or missing
•  The dimming function no longer works correctly
•  The lane change assist display area is damaged or unclear
•  The mirror surface has dark patches, stains, or internal fluid marks
•  Visibility from the left mirror is poor or distorted
•  The glass has become loose or detached from the backing plate
•  The door mirror has been damaged by accident or parking impact
•  The vehicle is being repaired to original mirror specification.

Where it fits on the car
This mirror glass fits in the left-hand exterior door mirror assembly on left-hand drive Porsche 9YA Cayenne and 95C Macan-e models. It mounts into the original mirror housing and connects to the mirror electrical system where dimming and lane change assist equipment is fitted.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9Y1857521Q

The product you are viewing cross references to these numbers

Door mirror glass Convex, Automatically dimmable, Right for LHD (Left-Hand Drive) cars
Genuine Porsche OE right-hand door mirror glass, convex and dimmable, for left-hand-drive Porsche 9YA Cayenne and 95C Macan Electric models without lane change assist. This original Porsche replacement mirror glass is designed for the right exterior door mirror and helps restore clear rearward visibility, factory mirror function and correct OE fitment.

Fits:
for cars WITHOUT Lane change assist (option code: 7Y0)
Porsche 9YA Cayenne 2018 - 2024
Porsche 9YA.2 Cayenne 2023>>
Porsche 95C Macan-E 2024>>

RIGHT Door Mirror Glass CONVEX: OE Part No 9Y1857522T
   L0L / 5RQ / 6XT / 6XW

CODES:
   PR:L0L = Left-hand drive version
   PR:5RQ = Door mirror, Right, CONVEX
   PR:6XT = Door mirror, automatically dimmable, electrically retractable/adjustable, separately heated + memory
   PR:6XW =  Door mirror, automatically dimmable, electrically retractable/adjustable, separately heated


The convex mirror glass design gives a wider field of view than flat mirror glass, helping improve visibility on the passenger side of the vehicle.

Functions
• Restores the right-hand exterior mirror glass
• Provides a wider side and rearward field of view through convex glass
• Helps improve visibility when changing lanes, parking or manoeuvring
•  Supports the factory dimming / auto-dimming mirror function where fitted
•  Helps reduce glare from following traffic at night
•  Supports mirror heating where the vehicle is equipped with heated mirror glass
•  Fits into the factory Porsche exterior mirror housing
•  Maintains original Porsche mirror appearance and functionality
•  Replaces cracked, scratched, cloudy, stained or failed mirror glass

•Provides OE Porsche fit, finish and quality.

Why Replace This Part?
Door mirror glass can become cracked, scratched, cloudy or damaged from road debris, impact, weather exposure or cleaning wear. Dimmable mirror glass can also fail internally, causing dark patches, staining, liquid marks or reduced visibility. Replacing the glass with a Genuine Porsche OE convex dimmable mirror glass restores the correct field of view, factory appearance and original mirror function. It is important to use the correct version for cars without Lane Change Assist, as mirror glass variants differ depending on vehicle option equipment.

When to Replace This Part
•   If the right mirror glass is cracked or broken
•   If the glass is scratched, cloudy or discoloured
•   If the auto-dimming function has failed
•   If the mirror has dark patches, staining or liquid marks
•   If mirror heating is no longer functioning due to glass failure
•   If visibility through the mirror is poor
•   After impact damage to the exterior mirror
•   During mirror housing repair or replacement
•   When replacing incorrect mirror glass fitted to a car without Lane Change Assist
•   When restoring the car with correct Porsche OE parts.

Where It Fits on the Car
This mirror glass fits in the right-hand exterior door mirror assembly. For left-hand-drive vehicles, this is normally the passenger-side mirror. It installs into the mirror carrier inside the door mirror housing and connects to the relevant heating and dimming terminals where fitted.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9Y1857522T

The product you are viewing cross references to these numbers

Door mirror glass Convex, Automatically dimmable, Right for LHD (Left-Hand Drive) cars
This OE Match right door mirror glass is a replacement convex exterior mirror glass for left-hand drive Porsche 9YA Cayenne and 95C Macan-e models. It is designed for vehicles with dimmable mirror glass specification but without Lane Change Assist.

Fits:
for cars WITHOUT Lane change assist (option code: 7Y0)
Porsche 9YA Cayenne 2018 - 2024
Porsche 9YA.2 Cayenne 2023>>
Porsche 95C Macan-E 2024>>

RIGHT Door Mirror Glass CONVEX: OE reference Part No 9Y1857522T
   L0L / 5RQ / 6XT / 6XW

CODES:
   PR:L0L = Left-hand drive version
   PR:5RQ = Door mirror, Right, CONVEX
   PR:6XT = Door mirror, automatically dimmable, electrically retractable/adjustable, separately heated + memory
   PR:6XW =  Door mirror, automatically dimmable, electrically retractable/adjustable, separately heated


The convex mirror glass provides a wider rear-side field of view from the right exterior mirror, helping the driver monitor traffic and the side of the vehicle during lane changes, parking, reversing, and everyday driving. The dimmable function helps reduce glare from headlights behind the vehicle, improving visibility and comfort during night driving.

Functions
• Replaces the right-side exterior door mirror glass
• Provides convex wide-angle side visibility
• Supports dimming function to reduce glare
• Helps improve night-time driving comfort and visibility
• Suitable for vehicles without Lane Change Assist
• Fits into the original Porsche door mirror housing
• OE Match replacement for damaged or failed original mirror glass.

Why Replace This Part?
Door mirror glass can become cracked, chipped, scratched, cloudy, loose, or delaminated over time. Dimmable mirror glass can also fail internally, causing dark patches, stains, liquid marks, or loss of dimming performance. Replacing the mirror glass restores clear side visibility, improves driving safety, and returns the exterior mirror to the correct OE-style specification.

When to Replace This Part
•   The mirror glass is cracked, broken, scratched, or missing
•   The dimming function no longer works correctly
•   The mirror surface has dark patches, stains, or internal fluid marks
•   Visibility from the right mirror is poor or distorted
•   The glass has become loose or detached from the backing plate
•   The vehicle does not have Lane Change Assist and requires LY0-compatible glass
•   The door mirror has been damaged by accident or parking impact
•   The vehicle is being repaired to original mirror specification.

Where it fits on the car
This mirror glass fits in the right-hand exterior door mirror assembly on left-hand drive Porsche 9YA Cayenne and 95C Macan-e models. It mounts into the original mirror housing and connects to the mirror electrical system where dimming equipment is fitted. It is for vehicles without Lane Change Assist.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9Y1857522T

The product you are viewing cross references to these numbers

Door mirror glass Convex, Right for LHD (Left-Hand Drive) cars
This Genuine Porsche right door mirror glass is an OE convex mirror glass for left-hand-drive Porsche 9YA Cayenne 2018 onwards and 95C Macan Electric 2024 onwards models without Lane Change Assist. It restores clear passenger-side visibility, maintains the factory exterior mirror appearance and provides correct Porsche fit and finish.

Fits:
for cars WITHOUT Lane change assist (option code: 7Y0)
Porsche 9YA Cayenne 2018 - 2024
Porsche 9YA.2 Cayenne 2023>>
Porsche 95C Macan-E 2024>>

RIGHT Door Mirror Glass CONVEX: OE Part No 9Y1857522
   L0L / 5RQ / 6XT / 6XW

CODES:
   PR:L0L = Left-hand drive version
   PR:5RQ = Exterior mirror, Right, CONVEX
   PR:6XP = Door mirrors, electrically retractable, electrically adjustable, separately heated
   PR:6XQ = Door mirrors, with memory functions, electrically retractable, electrically adjustable, separately heated


The convex mirror glass provides a wider field of view than flat mirror glass, helping improve visibility along the passenger side of the vehicle.

Functions
• Restores the right-hand exterior mirror glass
• Provides a wider side and rearward view through convex glass
• Helps improve visibility when changing lanes, overtaking, parking and manoeuvring
• Fits into the original Porsche right door mirror housing
• Maintains factory exterior mirror appearance and function
• Replaces cracked, scratched, cloudy or damaged mirror glass
• Provides correct OE Porsche fitment, finish and quality.

Why Replace This Part?
Door mirror glass can become cracked, scratched, cloudy or damaged from impact, road debris, cleaning wear or weather exposure. Poor visibility through the mirror can affect driver confidence and road safety, especially when checking traffic on the passenger side or changing lanes. Replacing damaged mirror glass with a Genuine Porsche OE convex mirror glass restores clear visibility, correct factory appearance and original Porsche fitment. It is important to use the correct version for vehicles without Lane Change Assist, as mirror glass variants differ depending on vehicle equipment.

When to Replace This Part
•   If the right mirror glass is cracked or broken
•   If the glass is scratched, cloudy or discoloured
•   If visibility through the mirror is poor
•   After impact damage to the exterior mirror
•   During door mirror housing repair or replacement
•   When replacing incorrect mirror glass on a car without Lane Change Assist
•   When restoring the vehicle with correct OE Porsche parts.

Where It Fits on the Car
This mirror glass fits in the right-hand exterior door mirror assembly. For left-hand-drive vehicles, this is normally the passenger-side mirror. It installs into the mirror carrier inside the door mirror housing and replaces the original mirror glass only.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9Y1857522

The product you are viewing cross references to these numbers

Door mirror glass Convex, Right for LHD (Left-Hand Drive) cars
This OE Match right door mirror glass is a replacement convex exterior mirror glass for left-hand drive Porsche 9YA Cayenne and 95C Macan-e models. It is designed for vehicles without Lane Change Assist and matches the original-style fitment, shape, and viewing function.

Fits:
for cars WITHOUT Lane change assist (option code: 7Y0)
Porsche 9YA Cayenne 2018 - 2024
Porsche 9YA.2 Cayenne 2023>>
Porsche 95C Macan-E 2024>>

RIGHT Door Mirror Glass CONVEX: OE reference Part No 9Y1857522
   L0L / 5RQ / 6XT / 6XW

CODES:
   PR:L0L = Left-hand drive version
   PR:5RQ = Exterior mirror, Right, CONVEX
   PR:6XP = Door mirrors, electrically retractable, electrically adjustable, separately heated
   PR:6XQ = Door mirrors, with memory functions, electrically retractable, electrically adjustable, separately heated


The convex mirror glass provides a wider rear-side field of view from the right exterior mirror. On LHD vehicles, it helps the driver monitor traffic, blind-spot areas, and the side of the vehicle during lane changes, parking, reversing, and everyday driving.

Functions
• Replaces the right-side exterior door mirror glass
• Provides convex wide-angle side visibility
• Helps improve side and rear viewing range
• Supports safer lane changes, parking, and manoeuvring
• Suitable for vehicles without Lane Change Assist
•  Fits into the original Porsche door mirror housing
•  OE Match replacement for damaged or worn original mirror glass.

Why Replace This Part?
Door mirror glass can become cracked, chipped, scratched, cloudy, loose, or delaminated over time. Damaged mirror glass can reduce visibility and affect safe driving. Replacing the mirror glass restores a clear rear-side view, improves the vehicle’s exterior appearance, and keeps the mirror assembly working as intended.

When to Replace This Part
•  The mirror glass is cracked, broken, scratched, or missing
•  The reflective surface is cloudy, faded, or delaminating
•  Visibility from the right mirror is poor or distorted
•  The glass has become loose or detached from the backing plate
•  The vehicle does not have Lane Change Assist and requires non-LCA mirror glass
•  The door mirror has been damaged by accident or parking impact
•  The vehicle is being repaired to original mirror specification

Where it fits on the car
This mirror glass fits in the right-hand exterior door mirror assembly on left-hand drive Porsche 9YA Cayenne and 95C Macan-e models. It mounts into the original mirror housing and is for vehicles without Lane Change Assist.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9Y1857522

The product you are viewing cross references to these numbers

Door mirror glass Convex, Right for LHD (Left-Hand Drive) cars
The Genuine Porsche 9Y1857522P right door mirror glass is an OE convex mirror glass for left-hand-drive Porsche 9YA Cayenne 2018 onwards and 95C Macan Electric 2024 onwards models with Lane Change Assist / LY1 option code. It restores clear passenger-side visibility, supports the correct Lane Change Assist mirror specification and provides factory Porsche fit and finish.

Fits:
for cars WITH Lane change assist (option code: 7Y1)
Porsche 9YA Cayenne 2018 - 2024
Porsche 9YA.2 Cayenne 2023>>
Porsche 95C Macan-E 2024>>

RIGHT Door Mirror Glass CONVEX: OE Part No 9Y1857522P
   L0L / 5RQ / 6XT / 6XW

CODES:
   PR:L0L = Left-hand drive version
   PR:5RQ = Door mirror, Right, CONVEX (AGCC)
   PR:6XP = Door mirrors, electrically retractable, electrically adjustable, separately heated
   PR:6XQ =   Door mirrors, with memory functions, electrically retractable, electrically adjustable, separately heated


The convex mirror glass provides a wider field of view than flat mirror glass, helping improve visibility along the passenger side of the vehicle.

Functions
•  Restores the right-hand exterior mirror glass
•  Provides a wider side and rearward view through convex glass
•  Helps improve visibility when changing lanes, overtaking, parking and manoeuvring
•  Supports the factory Lane Change Assist / side assist warning display where fitted
•  Fits into the original Porsche right door mirror housing
•  Maintains factory exterior mirror appearance and function
•  Replaces cracked, scratched, cloudy or damaged mirror glass
•  Provides correct OE Porsche fitment and quality.

Why Replace This Part?
Door mirror glass can become cracked, scratched, cloudy or damaged from impact, road debris, weather exposure or cleaning wear. If the vehicle is equipped with Lane Change Assist, it is important to use the correct mirror glass version so the side assist indicator remains compatible and visible. Replacing damaged glass with a Genuine Porsche OE convex mirror glass restores clear visibility, correct mirror appearance and factory Porsche fitment.

When to Replace This Part
•   If the right mirror glass is cracked or broken
•   If the glass is scratched, cloudy or discoloured
•   If visibility through the mirror is poor
•   If the Lane Change Assist indicator area is damaged or not clearly visible
•   After impact damage to the exterior mirror
•   During door mirror housing repair or replacement
•   When replacing incorrect mirror glass on a car with LY1 Lane Change Assist
•   When restoring the vehicle with correct OE Porsche parts.

Where It Fits on the Car
This mirror glass fits in the right-hand exterior door mirror assembly. For left-hand-drive vehicles, this is normally the passenger-side mirror. It installs into the mirror carrier inside the door mirror housing and is designed for cars with the correct Lane Change Assist mirror equipment.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9Y1857522P

The product you are viewing cross references to these numbers

Door mirror glass Flat, Left for LHD (Left-Hand Drive) cars
Genuine Porsche OE left-hand door mirror glass, flat type, for left-hand-drive Porsche 9YA Cayenne 2018 onwards and 95C Macan Electric 2024 onwards models without Lane Change Assist. This original Porsche replacement mirror glass is designed for the left exterior door mirror and is suitable for vehicles with LY0 option code / without Lane Change Assist.

Fits:
for cars WITHOUT Lane change assist (option code: 7Y0)
Porsche 9YA Cayenne 2018 - 2024
Porsche 9YA.2 Cayenne 2023>>
Porsche 95C Macan-E 2024>>

LEFT Door Mirror Glass FLAT: OE Part No 9Y1857521
   L0L / 5RQ / 6XT / 6XW

CODES:
   PR:L0L = Left-hand drive version
   PR:5SG = Door mirror, Left, FLAT
   PR:6XP = Door mirrors, electrically retractable, electrically adjustable, separately heated
   PR:6XQ = Door mirrors, with memory functions, electrically retractable, electrically adjustable, separately heated


This mirror glass replaces the original glass only and fits into the factory Porsche exterior mirror housing.

Functions
• Restores the left-hand exterior mirror glass
• Provides a clear rearward and side view
• Maintains the original flat mirror view for the left side on LHD vehicles
• Fits into the original Porsche left door mirror housing
• Supports safe driving, lane changes, parking and manoeuvring
• Maintains factory exterior mirror appearance and fitment
• Replaces cracked, scratched, cloudy or damaged mirror glass
• Provides correct OE Porsche quality and finish.

Why Replace This Part?
Door mirror glass can become cracked, scratched, cloudy or damaged from impact, road debris, cleaning wear or weather exposure. Poor mirror visibility can affect safety and driver confidence, especially when changing lanes, parking or checking surrounding traffic. Replacing damaged mirror glass with a Genuine Porsche OE flat mirror glass restores clear visibility, correct Porsche fitment and the original exterior mirror appearance. It is important to use the correct version for cars without Lane Change Assist / LY0, as mirror glass variants differ depending on vehicle equipment.

When to Replace This Part
•  If the left mirror glass is cracked or broken
•  If the glass is scratched, cloudy or discoloured
•  If visibility through the mirror is poor
•  After impact damage to the exterior mirror
•  During door mirror housing repair or replacement
•  When replacing incorrect mirror glass on a car without Lane Change Assist
•  When restoring the vehicle with correct OE Porsche parts.

Where It Fits on the Car
This mirror glass fits in the left-hand exterior door mirror assembly. For left-hand-drive vehicles, this is normally the driver-side mirror. It installs into the mirror carrier inside the door mirror housing and replaces the original mirror glass only.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9Y1857521

The product you are viewing cross references to these numbers

Door mirror glass Flat, Left for LHD (Left-Hand Drive) cars
This OE Match left door mirror glass is a replacement flat exterior mirror glass for left-hand drive Porsche 9YA Cayenne and 95C Macan-e models. It is designed for vehicles without Lane Change Assist, and matches the original-style fitment, shape, and viewing function.

Fits:
for cars WITHOUT Lane change assist (option code: 7Y0)
Porsche 9YA Cayenne 2018 - 2024
Porsche 9YA.2 Cayenne 2023>>
Porsche 95C Macan-E 2024>>

LEFT Door Mirror Glass FLAT: OE reference Part No 9Y1857521
   L0L / 5RQ / 6XT / 6XW

CODES:
   PR:L0L = Left-hand drive version
   PR:5SG = Door mirror, Left, FLAT
   PR:6XP = Door mirrors, electrically retractable, electrically adjustable, separately heated
   PR:6XQ = Door mirrors, with memory functions, electrically retractable, electrically adjustable, separately heated


The flat mirror glass provides a clear and accurate rear-side view from the left exterior mirror. On LHD vehicles, it helps the driver monitor traffic and surroundings on the left side of the vehicle during lane changes, parking, reversing, and everyday driving.

Functions
• Replaces the left-side exterior door mirror glass
•  Provides a flat, accurate rear-view image
•  Helps restore clear side and rear visibility
•  Supports safe lane changes, parking, and manoeuvring
•  Suitable for vehicles without Lane Change Assist
•  Fits into the original Porsche door mirror housing
•  OE Match replacement for damaged or worn original mirror glass.

Why Replace This Part?
Door mirror glass can become cracked, chipped, scratched, cloudy, loose, or delaminated over time. Damaged mirror glass can reduce visibility and affect safe driving. Replacing the mirror glass restores a clear rear-side view, improves the vehicle’s exterior appearance, and keeps the mirror assembly working as intended.

When to Replace This Part
•  The mirror glass is cracked, broken, scratched, or missing
•  The reflective surface is cloudy, faded, or delaminating
•  Visibility from the left mirror is poor or distorted
•  The glass has become loose or detached from the backing plate
•  The vehicle does not have Lane Change Assist and requires LY0-compatible glass
•  The door mirror has been damaged by accident or parking impact
•  The vehicle is being repaired to original mirror specification.

Where it fits on the car
This mirror glass fits in the left-hand exterior door mirror assembly on left-hand drive Porsche 9YA Cayenne and 95C Macan-e models. It mounts into the original mirror housing and is for vehicles without Lane Change Assist.

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Related, superseded, cross reference or alternative numbers for comparison.

9Y1857521

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Door mirror glass ASPHERICAL, RIGHT.



Fits:
Porsche 9YA Cayenne 2018>>

CODES:
   5RV = Door mirror RIGHT, Aspherical
   L0R = Right-hand drive version
   6XP = Door mirrors, electrically retractable, electrically adjustable, separately heated
   6XQ = Exterior mirror with memory function, electr. retractable/adjustable, separately heated
   7Y0 = No lane change assistant

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9Y2857522

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Door mirror glass LEFT for Right Hand Drive - CONVEX. 



Fits:
Porsche 9YA Cayenne - 2018 to 2023 Right Hand Drive (RHD)

For cars with Option Codes 
L0R - Right hand drive version (RHD)
5SJ - Door mirror, left, convex
6XT -  Door mirrors automatically dimmable, electrically retractable/adjustable, separately  heated + memory
6XW - Door mirrors automatically dimmable, electrically retractable/adjustable, separately  heated
7Y0 - No lane change assistant

Click 'Zoom in' for large parts diagram.
Diagram ref no 8

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

9Y2857521F

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