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Brake Pad Wear Sensors

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BRAKEPADAC986S.FR.OEM
Product Information
Product Information
Brake wire sensors and shims package Porsche Boxster S FRONT & REAR SET
Complete set of replacement brake shims and wire sensors, 16 PARTS


oematch

Fits: 
Porsche 986 Boxster S



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Related, superseded, cross reference or alternative numbers for comparison.

BRAKEPADAC986S.FR.OEM
99635208600
996.352.086.00
996 352 086 00
99635208602
996.352.086.02
996 352 086 02
99635108802
996.351.088.02
996 351 088 02
99661236501
996.612.365.01
996 612 365 01
99761267701
997.612.677.01
997 612 677 01
96435209600
964.352.096.00
964 352 096 00
92835209600
928.352.096.00
928 352 096 00
96435209602
964.352.096.02
964 352 096 02
99635208601
996.352.086.01
996 352 086 01
96435209601
964.352.096.01
964 352 096 01
92835209601
928.352.096.01
928 352 096 01
96435209603
964.352.096.03
964 352 096 03
99635108801
996.351.088.01
996 351 088 01
99661236500
996.612.365.00
996 612 365 00
99761267700
997.612.677.00
997 612 677 00
99661234700
996.612.347.00
996 612 347 00
98661236501
986.612.365.01

The product you are viewing cross references to these numbers
BRAKEPADAC997.FR.OEM
Product Information
Product Information
Brake sensors and shims package Porsche 997 FRONT & REAR SET
Complete set of replacement brake shims and wire sensors, 16 PARTS


oematch

Fits: 
Porsche 997 C2 

Porsche 997 C4

Porsche 987 S Boxster / Cayman 



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Related, superseded, cross reference or alternative numbers for comparison.

BRAKEPADAC997.FR.OEM
99761275601
99761275901
99661236501
99635108802
99635208602
99635208600

The product you are viewing cross references to these numbers
Special Order item
98160916300
Product Information
Product Information
Brake pad wear sensors help to indicate if your brake pads need changing. These should normally be replaced when replacing your brake pads.
Fits: Left or Right, Price shown is for each wire sensor.

rear

  • Porsche Boxster 981 2.7L 2012-16
  • Porsche Boxster 981 S / GTS 3.4L 2012-16
  • Porsche Boxster 981 Spyder 3.8L 2016 (for PCCB)
  • Porsche Boxster 718 2.0L Manual (300 Bhp)
  • Porsche Boxster 718 2.0L PDK (300 Bhp)
  • Porsche Boxster S 718 2.5L Manual (350 Bhp)
  • Porsche Boxster S 718 2.5L PDK (350 Bhp)
  • Porsche Boxster T 718 2.0L Manual (300 Bhp)
  • Porsche Boxster T 718 2.0L PDK (300 Bhp)
  • Porsche Boxster GTS 718 2.5L Manual (365 Bhp)
  • Porsche Boxster GTS 718 2.5L PDK (365 Bhp)
  • Porsche Boxster GTS 718 4.0L Manual (400 Bhp)
  • Porsche Boxster GTS 718 4.0L PDK (400 Bhp)
  • Porsche Cayman 2.7L 981 2013-16
  • Porsche Cayman S / GTS 3.4L 981 2013-16
  • Porsche Cayman 718 2.0L Manual (300Bhp)
  • Porsche Cayman 718 2.0L PDK (300Bhp)
  • Porsche Cayman S 718 2.5L Manual (350Bhp)
  • Porsche Cayman S 718 2.5L PDK (350Bhp)
  • Porsche Cayman T 718 2.0L Manual (300Bhp)
  • Porsche Cayman T 718 2.0L PDK (300 Bhp)
  • Porsche Cayman GTS 718 2.5L Manual (365 Bhp)
  • Porsche Cayman GTS 718 2.5L PDK (365 Bhp)
  • Porsche Cayman GTS 718 4.0L Manual (400 Bhp)
  • Porsche Cayman GTS 718 4.0L PDK (400 Bhp)



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

98160916300
98160916300
4145270028
1697302600

The product you are viewing cross references to these numbers
98160916300/1
Product Information
Product Information
Brake pad wear sensors help to indicate if your brake pads need changing. These should normally be replaced when replacing your brake pads.
Fits: Left or Right, Price shown is for each wire sensor.

rear

  • Porsche Boxster 981 2.7L 2012-16
  • Porsche Boxster 981 S / GTS 3.4L 2012-16
  • Porsche Boxster 981 Spyder 3.8L 2016 (for PCCB)
  • Porsche Boxster 718 2.0L Manual (300 Bhp)
  • Porsche Boxster 718 2.0L PDK (300 Bhp)
  • Porsche Boxster S 718 2.5L Manual (350 Bhp)
  • Porsche Boxster S 718 2.5L PDK (350 Bhp)
  • Porsche Boxster T 718 2.0L Manual (300 Bhp)
  • Porsche Boxster T 718 2.0L PDK (300 Bhp)
  • Porsche Boxster GTS 718 2.5L Manual (365 Bhp)
  • Porsche Boxster GTS 718 2.5L PDK (365 Bhp)
  • Porsche Boxster GTS 718 4.0L Manual (400 Bhp)
  • Porsche Boxster GTS 718 4.0L PDK (400 Bhp)
  • Porsche Cayman 2.7L 981 2013-16
  • Porsche Cayman S / GTS 3.4L 981 2013-16
  • Porsche Cayman 718 2.0L Manual (300Bhp)
  • Porsche Cayman 718 2.0L PDK (300Bhp)
  • Porsche Cayman S 718 2.5L Manual (350Bhp)
  • Porsche Cayman S 718 2.5L PDK (350Bhp)
  • Porsche Cayman T 718 2.0L Manual (300Bhp)
  • Porsche Cayman T 718 2.0L PDK (300 Bhp)
  • Porsche Cayman GTS 718 2.5L Manual (365 Bhp)
  • Porsche Cayman GTS 718 2.5L PDK (365 Bhp)
  • Porsche Cayman GTS 718 4.0L Manual (400 Bhp)
  • Porsche Cayman GTS 718 4.0L PDK (400 Bhp)



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

98160916300
98160916300
1697302600
4145270028

The product you are viewing cross references to these numbers
98661236501/1
Product Information
Product Information

Rear Brake Pad Wear Sensor 
Sold each

Maintain the safety and reliability of your Porsche braking system with this OE Match Rear Brake Pad Wear Sensor. Designed for Porsche 986 Boxster, Porsche 987.1 Boxster and Porsche 987.1 Cayman models, this sensor forms an integral part of the factory brake wear monitoring system, providing an early warning when rear brake pads have reached their service limit.

front
Fits:

  • Porsche Boxster 986 2.5L 1997-99
  • Porsche Boxster 986 2.7L 1999-02
  • Porsche Boxster S 986 3.2L 1999-02
  • Porsche Boxster 986 2.7L 2003-04
  • Porsche Boxster S 986 3.2L 2003-04
  • Porsche Boxster 987 S 3.2/3.4L 2005-08/08
  • Porsche Boxster S 987 MKII 3.4L 2009-12
  • Porsche Cayman S 3.4L 987C 2005-08
  • Porsche Cayman S / R 3.4L 987C MKII 2009-12

Installed directly into the rear brake pad assembly, the sensor continuously monitors brake pad thickness. As the friction material wears down, the sensor activates the dashboard brake warning system, alerting the driver that replacement is required. This helps prevent excessive brake wear, protects brake discs and ensures the braking system continues to perform safely and efficiently.

For Porsche sports cars, maintaining the brake wear monitoring system is an important part of preventative maintenance and long-term braking performance.

What Does a Brake Pad Wear Sensor Do?

The brake pad wear sensor is designed to monitor the remaining thickness of the brake pad friction material.

As the brake pad wears, the sensor eventually contacts the brake disc and completes an electrical circuit, triggering the brake wear warning light on the dashboard.

A correctly functioning sensor helps:

  • Monitor brake pad condition
  • Provide early brake wear warnings
  • Prevent excessive brake pad wear
  • Protect brake discs from damage
  • Improve service planning
  • Support safe braking performance
  • Maintain factory brake monitoring functionality

The sensor acts as an important safeguard, ensuring brake maintenance can be carried out before braking performance is affected.

Why Do Brake Pad Wear Sensors Fail?

Brake wear sensors operate in a challenging environment exposed to heat, vibration, moisture and brake dust.

Common causes of failure include:

  • Normal brake pad wear
  • Sensor activation after reaching its wear limit
  • Damaged wiring
  • Corrosion within electrical connections
  • Heat-related deterioration
  • Physical damage during brake servicing
  • Water ingress
  • Age-related component fatigue

Because the sensor is designed to function alongside the brake pad, replacement is generally recommended whenever new brake pads are installed.

When Should a Brake Pad Wear Sensor Be Replaced?

The sensor should be replaced whenever it has been activated, damaged or when brake pads are renewed.

Common symptoms include:

  • Brake wear warning light illuminated
  • Intermittent brake warning messages
  • Damaged sensor wiring
  • False brake wear alerts
  • Corroded electrical connections
  • Sensor damage during servicing
  • Rear brake pad replacement due to wear

Replacing the sensor during brake maintenance ensures the warning system continues to operate correctly.

Why Replacement Matters

A functioning brake wear sensor helps maintain braking safety while reducing the risk of costly brake repairs.

Benefits include:

  • Accurate brake pad monitoring
  • Reliable warning light operation
  • Improved braking safety
  • Protection of brake discs
  • Better maintenance scheduling
  • Reduced repair costs
  • Improved braking system reliability
  • Long-term component protection

For Porsche Boxster and Cayman owners, maintaining the brake wear monitoring system helps preserve the safety and performance expected from the Porsche brand.



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

98661236501
98661236500
98661236501

The product you are viewing cross references to these numbers
99761275501/1
Product Information
Product Information
Brake pad wear sensor, for Front Left caliper.
OE Match replacement sensor designed to monitor the wear level of the front left brake pads on Porsche Boxster 987 and Cayman 987C models. When the brake pad lining reaches a predetermined thickness, this sensor triggers a warning message on the dashboard to alert the driver that service is needed.

Fits:
Porsche 987.1 Boxster 2.7L 2005 - 2008  Front Left Caliper
Porsche 987C.1 Cayman 2.7L 2006 - 2008  Front Left Caliper

Diagram ref no 7

This OE Match brake pad wear sensor is engineered to match original Porsche specifications for electrical characteristics, connector type, and mechanical fit. It functions as a reliable early-warning device that detects excessive pad wear before the pads are fully depleted, helping prevent rotor damage and maintain safe braking performance.

Replacing a worn, damaged, or missing wear sensor with this OE Match unit ensures the vehicle’s brake monitoring system works as intended, helping you stay ahead of service intervals and maintain optimal brake health.

The brake pad wear sensor detects when the friction material on the front left brake pad has worn down to a serviceable limit. It sends a signal to the vehicle’s dashboard or onboard computer, prompting a brake service notification so pads can be replaced before damage or performance degradation occurs.

Function:
Monitors brake pad wear on the front left axle
 Interfaces with the vehicle’s warning system
 Helps prevent rotor contact from worn pads

Brake pads naturally wear with use, and without a functioning wear sensor, you may not receive timely notification of service needs. Ignoring worn pads can lead to increased stopping distances, brake noise, and damage to rotors. Installing a proper OE Match brake pad wear sensor ensures accurate monitoring, timely pad changes, and continued confidence in your braking performance.

When to replace:
  Brake wear warning light is illuminated
  Sensor damaged, corroded, or missing
  After replacing front brake pads
  During brake system servicing or upgrades
  If wiring/connectors show signs of wear

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

99761275501
99761275500
99761275501

The product you are viewing cross references to these numbers
Special Order item
99761275501
Product Information
Product Information
Brake pad wear sensor, for Front Left caliper.
This Brake Pad Wear Sensor is a genuine Porsche replacement sensor designed to keep your brake warning system working accurately. It replaces the previous 99761275500 part number and provides a precise fit for front brake pad wear detection on select Boxster and Cayman models. This ensures timely maintenance alerts and supports continued safe braking performance.

Fits:
Porsche 987.1 Boxster 2.7L 2005 - 2008 Front Left Caliper
Porsche 987C.1 Cayman 2.7L 2006 - 2008 Front Left Caliper

Diagram ref no 7

Brake pad wear sensors play a critical safety role in modern braking systems. Without them, the driver may not be alerted in time to deteriorating brake pads, increasing the risk of reduced stopping performance, metal-on-metal wear, and rotor damage. Fitting a Genuine Porsche OE sensor ensures the wear-warning circuit functions exactly as designed with compatible connectors, lengths, and electrical characteristics.

  Installed on: Front brake assembly
•  Position: Mounted alongside the front brake pads and routed to the vehicle’s wiring harness
  Function location: The sensor end sits adjacent to the brake pad backing plate so it can sense when pad material has worn to the service limit.

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

99761275501
99761275500
99761275501

The product you are viewing cross references to these numbers
99160918100/1::1
Product Information
Product Information
Brake pad wear sensors help to indicate if your brake pads need changing. These should normally be replaced when replacing your brake pads.

front
For cars with Ceramic barke PCCB (I450)
Porsche 981 Boxster / Boxster Spyder 2012-16 (FRONT)
Porsche 982 (718) Boxster 2017>> (FRONT)
Porsche 981C Cayman / Cayman GT4 2014-16 (FRONT)
Porsche 982C (718) Cayman 2017>> (FRONT)

Price shown is for each wire sensor.
Fits Left or Right


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

99160918100
99160917100
99160918100

The product you are viewing cross references to these numbers
Special Order item
99160918100::1
Product Information
Product Information
Brake pad wear sensors help to indicate if your brake pads need changing. These should normally be replaced when replacing your brake pads.

front
For cars with Ceramic brake PCCB (I450)
Porsche 981 Boxster / Boxster Spyder 2012-16 (FRONT)
Porsche 982 (718) Boxster 2017>> (FRONT)
Porsche 981C Cayman / Cayman GT4 2014-16 (FRONT)
Porsche 982C (718) Cayman 2017>> (FRONT)

Price shown is for each wire sensor.
Fits Left or Right
98761267601/1
Product Information
Product Information

Rear Brake Pad Wear Sensor 
Sold each

Maintain the safety, reliability and performance of your Porsche braking system with this OE Match Rear Brake Pad Wear Sensor. Designed specifically for Porsche 987.1 and 987.2 Boxster and Cayman models, this sensor forms an essential part of the factory brake wear monitoring system, providing an early warning when rear brake pads approach their minimum service thickness.

rear
Fits:

  • Porsche Boxster 987 2.7L 2005-08/08
  • Porsche Boxster 987 MKII 2.9L 2009-12
  • Porsche Cayman 2.7L 987C 2006-08
  • Porsche Cayman 2.9L 987C MKII 2009-12

Mounted within the rear brake pad assembly, the sensor continuously monitors brake pad wear and alerts the driver via the dashboard warning system when replacement is required. This helps prevent excessive brake pad wear, protects expensive brake discs and ensures the braking system continues to perform as Porsche intended.

Whether used on a daily-driven Boxster, a Cayman road car or a track-focused build, maintaining the brake wear monitoring system helps ensure optimum braking performance and safety.

What Does a Brake Pad Wear Sensor Do?

The brake pad wear sensor is designed to monitor the remaining thickness of the brake pad friction material.

As the brake pad wears down, the sensor eventually contacts the brake disc and completes an electrical circuit that activates the brake wear warning light on the dashboard.

A properly functioning sensor helps:

  • Monitor brake pad condition
  • Provide early brake wear warnings
  • Prevent excessive brake pad wear
  • Protect brake discs from damage
  • Improve maintenance planning
  • Support safe braking performance
  • Maintain factory brake monitoring functionality

The sensor provides valuable advance warning before braking performance is compromised.

Why Do Brake Pad Wear Sensors Fail?

Brake wear sensors operate in a demanding environment exposed to constant heat cycles, moisture, brake dust and vibration.

Common causes of failure include:

  • Normal brake pad wear
  • Sensor activation once wear limits are reached
  • Damaged wiring
  • Corrosion within electrical connectors
  • Heat-related deterioration
  • Physical damage during brake servicing
  • Water ingress Age-related degradation

As the sensor is considered a service component, replacement is generally recommended whenever new brake pads are fitted.

When Should a Brake Pad Wear Sensor Be Replaced?

The sensor should be replaced whenever it has been activated, damaged or when new brake pads are installed.

Common symptoms include:

  • Brake wear warning light illuminated
  • Intermittent brake warning messages
  • Damaged or broken sensor wiring
  • False brake wear warnings
  • Corroded sensor connectors
  • Sensor damage during brake servicing
  • Rear brake pad replacement due to wear

Replacing the sensor during routine brake maintenance helps ensure continued reliability of the brake monitoring system.

Why Replacement Matters

A functioning brake wear sensor helps maintain braking safety while protecting other brake system components.

Benefits include:

  • Accurate brake pad monitoring
  • Reliable warning light operation
  • Improved braking safety
  • Protection of brake discs
  • Reduced maintenance costs
  • Better service planning
  • Improved braking system reliability
  • Long-term brake component protection

For Porsche Boxster and Cayman owners, maintaining the brake wear monitoring system helps preserve both performance and peace of mind.



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

98761267601
98761267601
1697302700
98761267602

The product you are viewing cross references to these numbers
Special Order item
99160916500
Product Information
Product Information
Brake pad wear sensors help to indicate if your brake pads need changing. These should normally be replaced when replacing your brake pads.

Fits Left or Right
front

  • Porsche Boxster 981 2.7L 2012-16
  • Porsche Boxster 981 S / GTS 3.4L 2012-16
  • Porsche Boxster 718 2.0L Manual (300 Bhp)
  • Porsche Boxster 718 2.0L PDK (300 Bhp)
  • Porsche Boxster S 718 2.5L Manual (350 Bhp)
  • Porsche Boxster S 718 2.5L PDK (350 Bhp)
  • Porsche Boxster T 718 2.0L Manual (300 Bhp)
  • Porsche Boxster T 718 2.0L PDK (300 Bhp)
  • Porsche Boxster GTS 718 2.5L Manual (365 Bhp)
  • Porsche Boxster GTS 718 2.5L PDK (365 Bhp)
  • Porsche Boxster GTS 718 4.0L Manual (400 Bhp)
  • Porsche Boxster GTS 718 4.0L PDK (400 Bhp)
  • Porsche 991.1 Carrera C2 3.4L (350Bhp) 2012-16
  • Porsche 991.1 Carrera C4 3.4L (350Bhp) 2012-16
  • Porsche 991.2 Carrera 2 3.0L (370 Bhp) 2016-19
  • Porsche 991.2 Carrera 4 3.0L (370 Bhp) 2016-19
  • Porsche 991.2 Cabriolet 2 3.0L (370 Bhp) 2016-19
  • Porsche 991.2 Cabriolet 4 3.0L (370 Bhp) 2016-19
  • Porsche 991.2 Targa 4 3.0L (370 Bhp) 2016-19
  • Porsche 991.2 Turbo Coupe 3.8L (540 Bhp) 2016-19
  • Porsche 991.2 Turbo Cabriolet 3.8L (540 Bhp) 2016-19
  • Porsche Cayman 2.7L 981 2013-16
  • Porsche Cayman S / GTS 3.4L 981 2013-16
  • Porsche Cayman 718 2.0L Manual (300Bhp)
  • Porsche Cayman 718 2.0L PDK (300Bhp)
  • Porsche Cayman S 718 2.5L Manual (350Bhp)
  • Porsche Cayman S 718 2.5L PDK (350Bhp)
  • Porsche Cayman T 718 2.0L Manual (300Bhp)
  • Porsche Cayman T 718 2.0L PDK (300 Bhp)
  • Porsche Cayman GTS 718 2.5L Manual (365 Bhp)
  • Porsche Cayman GTS 718 2.5L PDK (365 Bhp)
  • Porsche Cayman GTS 718 4.0L Manual (400 Bhp)
  • Porsche Cayman GTS 718 4.0L PDK (400 Bhp)


Price shown is for each wire sensor.

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

99160916500
99160916100
99160916500
8DK355252-951
1987473605
98062200
98062210
1190297
WK17-297
WIR5377
WI0969
NWL5377

The product you are viewing cross references to these numbers
99160916500/1
Product Information
Product Information
Brake pad wear sensors help to indicate if your brake pads need changing. These should normally be replaced when replacing your brake pads.

This sensor has a Single pad sensor which is different to the OE Sensor that has a double pad sensor. This will still work as standard by connecting this to any one single pad.

Left or Right / Price is Each 

front
Fits 

  • Porsche Boxster 981 2.7L 2012-16
  • Porsche Boxster 981 S / GTS 3.4L 2012-16
  • Porsche Boxster 718 2.0L Manual (300 Bhp)
  • Porsche Boxster 718 2.0L PDK (300 Bhp)
  • Porsche Boxster S 718 2.5L Manual (350 Bhp)
  • Porsche Boxster S 718 2.5L PDK (350 Bhp)
  • Porsche Boxster T 718 2.0L Manual (300 Bhp)
  • Porsche Boxster T 718 2.0L PDK (300 Bhp)
  • Porsche Boxster GTS 718 2.5L Manual (365 Bhp)
  • Porsche Boxster GTS 718 2.5L PDK (365 Bhp)
  • Porsche Boxster GTS 718 4.0L Manual (400 Bhp)
  • Porsche Boxster GTS 718 4.0L PDK (400 Bhp)
  • Porsche 991.1 Carrera C2 3.4L (350Bhp) 2012-16
  • Porsche 991.1 Carrera C4 3.4L (350Bhp) 2012-16
  • Porsche 991.2 Carrera 2 3.0L (370 Bhp) 2016-19
  • Porsche 991.2 Carrera 4 3.0L (370 Bhp) 2016-19
  • Porsche 991.2 Cabriolet 2 3.0L (370 Bhp) 2016-19
  • Porsche 991.2 Cabriolet 4 3.0L (370 Bhp) 2016-19
  • Porsche 991.2 Targa 4 3.0L (370 Bhp) 2016-19
  • Porsche 991.2 Turbo Coupe 3.8L (540 Bhp) 2016-19
  • Porsche 991.2 Turbo Cabriolet 3.8L (540 Bhp) 2016-19
  • Porsche Cayman 2.7L 981 2013-16
  • Porsche Cayman S / GTS 3.4L 981 2013-16
  • Porsche Cayman 718 2.0L Manual (300Bhp)
  • Porsche Cayman 718 2.0L PDK (300Bhp)
  • Porsche Cayman S 718 2.5L Manual (350Bhp)
  • Porsche Cayman S 718 2.5L PDK (350Bhp)
  • Porsche Cayman T 718 2.0L Manual (300Bhp)
  • Porsche Cayman T 718 2.0L PDK (300 Bhp)
  • Porsche Cayman GTS 718 2.5L Manual (365 Bhp)
  • Porsche Cayman GTS 718 2.5L PDK (365 Bhp)
  • Porsche Cayman GTS 718 4.0L Manual (400 Bhp)
  • Porsche Cayman GTS 718 4.0L PDK (400 Bhp)



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

99160916500
99160916500
99160916100
1697301100

The product you are viewing cross references to these numbers
99761267
Product Information
Product Information
Brake pad wear sensors help to indicate if your brake pads need changing. These should normally be replaced when replacing your brake pads.

front
For cars with Ceramic brake PCCB (I450)
Porsche 997.1 C2 / C2S 2005-08 FRONT
Porsche 997.2 C2 / C2S 2009-12 FRONT
Porsche 997.2 Carrera GTS / 4 GTS 2009-12 FRONT
Porsche 987.1 Boxster S 2005-08 FRONT
Porsche 987.2 Boxster S / Boxster Spyder 2009-12 FRONT
Porsche 987C.1 Cayman S 2005-08 FRONT
Porsche 987C.2 Cayman S / Cayman R 2009-12 FRONT

Price shown is for each wire sensor.

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

99761267
99761267501
99761267900
1697301470
1697301480
39705
39741
99761267502
99761267901

The product you are viewing cross references to these numbers
Special Order item
99761267
Product Information
Product Information
Brake pad wear sensors help to indicate if your brake pads need changing. These should normally be replaced when replacing your brake pads.

front
For cars with Ceramic brake PCCB (I450)
Porsche 997.1 C2 / C2S 2005-08 FRONT
Porsche 997.2 C2 / C2S 2009-12 FRONT
Porsche 997.2 Carrera GTS / 4 GTS 2009-12 FRONT
Porsche 987.1 Boxster S 2005-08 FRONT
Porsche 987.2 Boxster S / Boxster Spyder 2009-12 FRONT
Porsche 987C.1 Cayman S 2005-08 FRONT
Porsche 987C.2 Cayman S / Cayman R 2009-12 FRONT

Price shown is for each wire sensor.

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

99761267
99761267501
99761267900
1697301470
1697301480
99761267502
99761267901

The product you are viewing cross references to these numbers
99761275
Product Information
Product Information

Front Brake Pad Wear Sensors - Sold each

Maintain the safety and performance of your Porsche braking system with these OE Match Front Brake Pad Wear Sensors. Designed for Porsche 997 Carrera, Porsche 987 Boxster S and Porsche 987 Cayman S models, these sensors form a critical part of the factory brake wear monitoring system, providing an early warning when front brake pads approach their minimum service thickness.

front
Fits:

  • Porsche Boxster 987 S 3.2/3.4L 2005-08/08
  • Porsche Boxster 987 MKII 2.9L 2009-12
  • Porsche Boxster S 987 MKII 3.4L 2009-12
  • Porsche 997 MK1 Carrera 2 3.6L 2005-08
  • Porsche Cayman S 3.4L 987C 2005-08
  • Porsche Cayman 2.9L 987C MKII 2009-12
  • Porsche Cayman S / R 3.4L 987C MKII 2009-12

Mounted directly within the front brake pad assembly, the sensors continuously monitor brake pad wear and trigger the dashboard brake warning light when replacement is required. This allows owners to schedule brake maintenance before braking performance is affected or expensive brake disc damage occurs.

For high-performance Porsche sports cars, maintaining a fully operational brake wear monitoring system is essential for preserving braking efficiency, safety and long-term reliability.

What Do Brake Pad Wear Sensors Do?

Brake pad wear sensors monitor the remaining thickness of the brake pad friction material throughout its service life.

As the brake pads wear down, the sensor eventually contacts the brake disc and completes an electrical circuit that activates the brake wear warning light on the dashboard.

A properly functioning sensor helps:

  • Monitor brake pad condition
  • Provide early brake wear warnings
  • Prevent excessive brake pad wear
  • Protect brake discs from damage
  • Improve maintenance planning
  • Support safe braking performance
  • Maintain factory brake monitoring functionality

The sensors act as a valuable preventative maintenance feature, helping avoid unnecessary brake system damage.

Why Do Brake Pad Wear Sensors Fail?

Brake wear sensors are exposed to significant heat, vibration, moisture and road contamination during normal use.

Common causes of failure include:

  • Normal brake pad wear
  • Sensor activation after reaching wear limits
  • Damaged wiring
  • Corrosion within connectors
  • Heat-related deterioration
  • Physical damage during brake servicing
  • Water ingress Age-related material fatigue

Because the sensor is designed to work alongside the brake pads, replacement is normally recommended whenever new brake pads are installed.

When Should Brake Pad Wear Sensors Be Replaced?

Brake wear sensors should be replaced whenever they have been activated, damaged or during brake pad replacement.

Common symptoms include:

  • Brake wear warning light illuminated
  • Intermittent brake warning messages
  • Damaged or broken sensor wiring
  • False brake wear warnings
  • Corroded electrical connections
  • Sensor damage during brake servicing
  • Front brake pad replacement due to wear

Replacing the sensors during routine brake maintenance ensures the warning system remains fully operational.

Why Replacement Matters

A functioning brake wear monitoring system helps maintain both safety and braking performance.

Benefits include:

  • Accurate brake pad monitoring
  • Reliable warning light operation
  • Improved braking safety
  • Protection of brake discs
  • Reduced maintenance costs
  • Better service planning
  • Improved braking system reliability
  • Long-term component protection

For Porsche owners, replacing worn brake wear sensors helps maintain factory braking standards and driving confidence.



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Product Information
Brake pad wear sensors help to indicate if your brake pads need changing. These should normally be replaced when replacing your brake pads.

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Related reference numbers
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99761275
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99761275900
1697301970
1697301980

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About Brake Pad Wear Sensors

Porsche Brake Pad Anti-Wear Sensors | Design911 Precision Components for Safety, Monitoring & Maintenance

Brake pad anti-wear sensors play a vital role in your Porsche’s braking system by monitoring pad thickness and alerting you when replacement is needed. By providing real-time data, these sensors help prevent excessive wear, protect brake discs, and maintain braking safety. Replacing worn or damaged sensors ensures your Porsche’s onboard systems can accurately detect pad wear — preserving both performance and peace of mind.

At Design911, we supply a comprehensive range of brake pad anti-wear sensors designed for precise fitment and dependable performance. Manufactured using high-grade materials and advanced sensor technology, our components ensure accurate readings under all driving conditions. Ideal for routine maintenance, restoration, or brake system upgrades, these sensors help your Porsche maintain its legendary braking precision.

What Do Brake Pad Anti-Wear Sensors Do?

Brake pad wear sensors are an essential electronic component that monitor the condition of your brake pads and alert the driver when they need replacement.

Core Functions:
• Continuously monitor brake pad thickness.
• Trigger dashboard warning lights when pads reach the wear limit.
• Protect brake discs from damage caused by worn pads.
• Support preventative maintenance and consistent braking performance.
• Ensure optimal braking efficiency and driver safety.

Accurate brake pad sensors allow you to maintain Porsche’s high standards of safety, performance, and responsiveness.

Why Do Brake Pad Anti-Wear Sensors Fail or Degrade?

Because they operate in extreme environments near the wheels and brakes, wear sensors are exposed to heat, friction, and contamination, which can cause malfunction or damage over time.

Common Causes of Failure Include:
• Melting or cracking due to high brake temperatures.
• Corrosion or electrical failure from water and road salt.
• Cable wear or fraying caused by vibration or debris.
• Poor connections or sensor dislodgement during servicing.
• Age-related degradation of wiring or insulation.

When a sensor fails, the system may provide false warnings or fail to detect worn pads, increasing the risk of brake system damage or reduced safety.

Why Replace or Upgrade Your Porsche Brake Pad Anti-Wear Sensors?

Replacing faulty or aged sensors ensures your Porsche’s braking system continues to deliver accurate monitoring and performance reliability. Design911’s precision-engineered sensors are crafted for long-term durability and compatibility across Porsche models.

Key Benefits:
• Restores accurate brake pad wear monitoring.
• Prevents unnecessary pad or disc wear.
• Heat- and moisture-resistant design for long-lasting reliability.
• Plug-and-play fitment for easy installation.
• Engineered for exact Porsche compatibility.
• Ideal for maintenance, upgrades, or complete brake servicing.

Design911’s Porsche brake pad anti-wear sensors ensure consistent safety alerts and reliable performance — maintaining the precision and quality expected of every Porsche braking system.

Highlights

• Premium Porsche brake pad wear sensors for accurate monitoring.
• Designed to withstand extreme heat and vibration.
• Ensures timely replacement of brake pads for safety.
• Protects discs and braking components from excessive wear.
• Compatible with classic and modern Porsche models.
• Perfect for servicing, restoration, or performance upgrades.

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