OE Quality
60-Day Returns

Raybestos EWS134 Disc Brake Pad Wear Sensor - Front
Reliable Disc Brake Pad Wear Sensor for BMW X3 and X4
The Raybestos R-Line Disc Brake Pad Wear Sensor (Part Number EWS134) is designed to provide accurate and timely alerts for brake pad wear on select BMW models. Engineered to meet OEM specifications, this sensor ensures your BMW X3 or X4 maintains optimal braking performance and safety.
- Compatible with BMW X3 and X4 models
- Includes wiring harness with an overall length of 958 mm
- Features two grommets for secure installation
- Connector type: Female with one connector and two male terminals
- Wiring harness length options: 37.6 mm and 955 mm
About the Raybestos R-Line Product Line
The R-Line by Raybestos represents a dedicated product line focused on delivering reliable brake components that align closely with original equipment standards. The R-Line Disc Brake Pad Wear Sensor EWS134 is part of this line, offering precise fitment and durable construction tailored for BMW vehicles, ensuring consistent brake system monitoring.
Detailed Product Description
This disc brake pad wear sensor is equipped with a wiring harness included for straightforward installation. The harness features a total length of 958 mm, with two grommets included to protect the wiring and secure the sensor in place. The sensor uses a pin terminal type with two male terminals and a female connector, designed to interface seamlessly with the vehicle’s brake system. These specifications help maintain reliable electrical connectivity and accurate wear detection on BMW X3 and X4 models.
Common Applications and Issues Addressed
- Monitors brake pad wear to prevent brake failure
- Alerts driver to timely brake pad replacement
- Prevents damage to brake rotors caused by worn pads
- Ensures compliance with vehicle safety systems
- Helps avoid costly repairs from neglected brake maintenance
Installation Notes and Tips
When installing the Raybestos R-Line EWS134 sensor, ensure the wiring harness is routed securely using the included grommets to avoid abrasion or damage. Verify connector compatibility with the vehicle’s brake system harness, noting the female connector and male terminals. Proper installation will maintain sensor accuracy and prevent false wear alerts.
Quality Assurance and Warranty
Raybestos R-Line brake components are manufactured to meet stringent quality standards. The EWS134 sensor undergoes rigorous testing to ensure durability and reliable performance. While specific warranty details are not provided here, Raybestos products typically come with manufacturer-backed warranties to support product integrity and customer confidence.
| Brand | Raybestos |
|---|---|
| Part Number | EWS134 |
| Position | R-Line, Front |
| Connector Gender | Female |
| Connector Quantity | 1 |
| Grommet Count | 2 |
| Grommets Included | Yes |
| Overall Length | 958.000 |
| Terminal Gender | Male |
| Terminal Quantity | 2 |
| Terminal Type | Pin |
| Wiring Harness Included | Yes |
| Wiring Harness Length | 37.598 |
| Wiring Harness Length | 955.000 |
This part fits 11 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2018 | BMW | X4 | Front | R-Line |
| 2017 | BMW | X3 | Front | R-Line |
| 2017 | BMW | X4 | Front | R-Line |
| 2016 | BMW | X3 | Front | R-Line |
| 2016 | BMW | X4 | Front | R-Line |
| 2015 | BMW | X3 | Front | R-Line |
| 2015 | BMW | X4 | Front | R-Line |
| 2014 | BMW | X3 | Front | R-Line |
| 2013 | BMW | X3 | Front | R-Line |
| 2012 | BMW | X3 | Front | R-Line |
| 2011 | BMW | X3 | Front | R-Line |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.