Global Parts 1815878 Disc Brake Pad Wear Sensor - Rear

Brand Global Parts 1815878
Position Rear
Terminal Type Blade
Wire Quantity 1
Connector Shape Oval
Terminal Quantity 2
Connector Gender Female
Terminal Gender Male
Wiring Harness Included Yes
Fits Porsche · 6 vehicles

Direct replacement. Fits like the original brake wear sensor for straightforward installation.

Accurate wear detection. Alerts you when brake pads are thinning to help prevent failures.

Blade terminal design. Features an oval female connector with one-wire, two-terminal construction.

Cross-references 2BWS0508, 9Y0907253C and ES115915 for the same application. See all 3.

$20.52Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Disc Brake Pad Wear Sensors are typically replaced in pairs, axle by axle.
Order total $20.52
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Rear Brake Wear Sensor for Porsche Cayenne

Monitor brake pad condition with this direct replacement disc brake pad wear sensor for the rear axle. Global Parts part number 1815878 is built for 2019-2024 Porsche Cayenne models without ceramic brakes and uses an OE-style blade terminal, oval female connector, and included wiring harness for a clean factory-style connection.

Key Features

  • Direct replacement disc brake pad wear sensor for rear brake applications
  • Fits 2019-2024 Porsche Cayenne, rear, without ceramic brakes
  • Blade terminal design with 2 terminals and 1-wire construction
  • Oval female connector with male terminal interface
  • Includes wiring harness for the specified application
  • Global Parts 1815878 for brake wear monitoring and service replacement

Detailed Description

This brake wear sensor is engineered to detect pad thinning and trigger a warning when brake service is due. On Porsche Cayenne rear brake systems, accurate wear detection helps maintain consistent braking performance and supports timely pad replacement before excessive wear affects the brake system. Part number 1815878 is a direct replacement option for vehicles equipped without ceramic brakes, making it a practical choice for routine brake maintenance on the Porsche Cayenne.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

  • Brake pad wear warning light staying on after service
  • Faulty or damaged rear brake wear sensor wiring
  • Inaccurate brake pad wear detection
  • Brake warning messages related to rear pad condition
  • Replacement needs on 2019-2024 Porsche Cayenne rear brake systems

Installation Notes and Tips

Verify rear fitment and confirm the vehicle is equipped without ceramic brakes before installation. Inspect the connector, terminal style, and harness routing against the original sensor to ensure proper seating and signal transfer. After installation, clear any stored brake wear fault codes if required by the vehicle.

Quality Assurance

Global Parts brake wear sensors are built as direct replacement components for the listed application, with attention to connector style, terminal configuration, and fitment accuracy for the Porsche Cayenne rear brake system.

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersPositionNotes
2024PorscheCayenne—2.9LV6Rearwithout ceramic Brakes
2023PorscheCayenne—2.9LV6Rearwithout ceramic Brakes
2022PorscheCayenne—2.9LV6Rearwithout ceramic Brakes
2021PorscheCayenne—2.9LV6Rearwithout ceramic Brakes
2020PorscheCayenne—2.9LV6Rearwithout ceramic Brakes
2019PorscheCayenneS2.9LV6Rearwithout ceramic Brakes
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
2BWS05089Y0907253CES115915