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Brake Pad Wear Sensors

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DISPLAYING 1 to 4 (of 4 products)
Special Order item
9Y0907637C
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.
Sold each - 2 required per car

rear
Porsche 9YA Cayenne - 2018 to 2023

For cars with Option Codes
2EQ - Rear brake discs, wheel diameter 20" brake caliper painted White (PSCB)
2ES - Rear brake discs, wheel diameter 20" brake caliper painted Green (PSCB)
2EV - Rear brake discs, PSCB, brake caliper painted High Gloss Black (EXC)
1KK - Rear brake discs, wheel diameter 20" brake caliper painted Yellow (PCCB)
1KI - Rear brake discs, wheel diameter 20" brake caliper painted Green (PCCB)
2EU - Rear brake discs, PCCB, brake caliper painted High Gloss Black (EXC)



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Related, superseded, cross reference or alternative numbers for comparison.

9Y0907637C
9Y0907637C

The product you are viewing cross references to these numbers
9Y0907637C/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.
Sold each - 2 required per car

rear
Porsche 9YA Cayenne - 2018 to 2023

For cars with Option Codes
2EQ - Rear brake discs, wheel diameter 20" brake caliper painted White (PSCB)
2ES - Rear brake discs, wheel diameter 20" brake caliper painted Green (PSCB)
2EV - Rear brake discs, PSCB, brake caliper painted High Gloss Black (EXC)
1KK - Rear brake discs, wheel diameter 20" brake caliper painted Yellow (PCCB)
1KI - Rear brake discs, wheel diameter 20" brake caliper painted Green (PCCB)
2EU - Rear brake discs, PCCB, brake caliper painted High Gloss Black (EXC)



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Related, superseded, cross reference or alternative numbers for comparison.

9Y0907637C
9Y0907637C

The product you are viewing cross references to these numbers
Special Order item
9Y0907253B
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.

porsche

front
Porsche 9YA Cayenne 2018>>
For cars with Front brake discs 18", brake caliper painted Black (option code: 1ZR), RoW
For cars with Front brake discs 18", brake caliper painted Black (option code: 1ZS), NAR
For cars with Front brake discs 18", brake caliper painted Green (option code: 1ZJ), RoW
For cars with Front brake discs 18", brake caliper painted Green (option code: 1ZB), NAR

Porsche 9YA Cayenne 2018>>
For cars with Front brake discs 19", brake caliper painted Silver (option code: 1LC / 1LI)
For cars with Front brake discs 19", brake caliper painted Green (option code: 1LL)
For cars with Front brake discs 19", brake caliper painted Red (option code: 1ZN), RoW
For cars with Front brake discs 19", brake caliper painted Red (option code: 1ZL), NAR


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

9Y0907253B
9Y0907253B
8DK 355 253-111
1190332
96990063202
98063200
39810

The product you are viewing cross references to these numbers
9Y0907253B/1
Product Information
Product Information
Brake pad wear sensor, Front
OE Match front brake pad wear sensor for Porsche 9YA Cayenne models from 2018 onwards. This replacement front brake wear indicator helps monitor brake pad condition and alert the driver when the front brake pads are reaching their service limit. These should normally be replaced when replacing your brake pads.
Sold individually, There are 2 per axle.

front
Porsche 9YA Cayenne 2018>>
For cars with Front brake discs 18", brake caliper painted Black (option code: 1ZR), RoW
For cars with Front brake discs 18", brake caliper painted Black (option code: 1ZS), NAR
For cars with Front brake discs 18", brake caliper painted Green (option code: 1ZJ), RoW
For cars with Front brake discs 18", brake caliper painted Green (option code: 1ZB), NAR

Porsche 9YA Cayenne 2018>>
For cars with Front brake discs 19", brake caliper painted Silver (option code: 1LC / 1LI)
For cars with Front brake discs 19", brake caliper painted Green (option code: 1LL)
For cars with Front brake discs 19", brake caliper painted Red (option code: 1ZN), RoW
For cars with Front brake discs 19", brake caliper painted Red (option code: 1ZL), NAR


The brake pad wear sensor fits into the front brake pad assembly and monitors pad wear. When the pad material wears down to the sensor contact point, the system can trigger a dashboard warning, indicating that front brake pad replacement is required.

Functions
•  Replaces the front brake pad wear sensor
•  Monitors front brake pad wear condition
•  Helps trigger the brake pad warning system
•  Supports safe and timely brake pad replacement
•  Used during front brake pad or front brake system service
•  Replaces worn, damaged, broken, brittle, or previously triggered sensors
•  OE Match replacement for Porsche 9YA Cayenne brake maintenance.

Why Replace This Part?
Brake pad wear sensors are designed to wear with the brake pads and may be damaged or triggered once the pads reach their wear limit. Sensors can also become brittle, corroded, broken, or damaged during brake servicing. Replacing the front sensor during brake pad replacement helps restore the warning system and prevents false or missing brake wear alerts.

When to Replace This Part
•   Front brake pads are being replaced
•   The brake pad wear warning light is illuminated
•   The sensor has been triggered by worn front brake pads
•   The sensor wire is damaged, broken, brittle, or corroded
•   Front brake warning faults are being diagnosed
•   The sensor was damaged during brake service
•   The vehicle is undergoing Porsche Cayenne brake system maintenance.

Where it fits on the car
This sensor fits within the front brake pad wear monitoring system on Porsche 9YA Cayenne models. Exact position can vary depending on model year, front brake caliper type, and brake pad specification.

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

9Y0907253B
39810
98063200
96990063202
1190332
8DK 355 253-111
9Y0907253B

The product you are viewing cross references to these numbers
DISPLAYING 1 to 4 (of 4 products)
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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