OE Quality
60-Day Returns

Karlyn 50509 ABS Wheel Speed Sensor - Rear Left
Reliable ABS Wheel Speed Sensor for Mercedes-Benz ML Series
The Karlyn Bremi ABS Wheel Speed Sensor 50509 is designed specifically for select Mercedes-Benz ML models, including the ML55 AMG, ML320, ML430, and ML500. This sensor ensures accurate wheel speed data for your vehicle's ABS system, contributing to safer braking performance.
- Compatible with Mercedes-Benz ML55 AMG, ML320, ML430, and ML500
- Part number 50509 for precise identification and fitment
- ABS wheel speed sensor designed to monitor wheel rotation speed
- Manufactured under the Bremi brand line, known for quality automotive sensors
- GTIN 04017534193074 for easy product tracking and verification
About the Bremi Brand Line
The Bremi brand line specializes in automotive sensors and electrical components, offering reliable and precise parts for vehicle safety systems. The Bremi ABS Wheel Speed Sensor 50509 is part of this line, ensuring compatibility and performance tailored to the braking systems of Mercedes-Benz ML models.
Product Details and Functionality
This ABS Wheel Speed Sensor 50509 from Karlyn Bremi is engineered to provide accurate wheel speed readings to the vehicle's anti-lock braking system. By monitoring the rotational speed of the wheels, it helps the ABS control module prevent wheel lockup during braking, enhancing vehicle stability and control. The sensor is designed for direct replacement on Mercedes-Benz ML55 AMG, ML320, ML430, and ML500 models, ensuring proper fit and function.
Common Issues Addressed by This Sensor
- Intermittent or no ABS warning light due to faulty sensor signals
- Erratic ABS system behavior or failure to engage properly
- Inaccurate wheel speed data causing traction control issues
- Unstable braking performance or wheel lockup risks
- Diagnostic trouble codes related to wheel speed sensor faults
Installation Notes and Tips
- Ensure vehicle is securely lifted and supported before sensor replacement
- Disconnect the battery to prevent electrical shorts during installation
- Locate the existing ABS wheel speed sensor on the wheel hub assembly
- Carefully remove the old sensor and clean the mounting area before installing the new sensor
- Verify proper connector engagement and secure wiring to avoid damage
Quality Assurance and Warranty
The Karlyn Bremi ABS Wheel Speed Sensor 50509 is manufactured to meet OEM standards for fit and function. While specific warranty details are not provided, Bremi products typically undergo rigorous quality control to ensure reliability and durability in demanding automotive applications.
This part fits 17 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2005 | Mercedes-Benz | ML500 | 5.0L | V8 | Rear Left | up to Chassis A 371934 & X 778320; Bremi |
| 2004 | Mercedes-Benz | ML500 | 5.0L | V8 | Rear Left | up to Chassis A 371934 & X 778320; Bremi |
| 2003 | Mercedes-Benz | ML320 | 3.2L | V6 | Rear Left | up to Chassis A 371934 & X 778320; Bremi |
| 2003 | Mercedes-Benz | ML500 | 5.0L | V8 | Rear Left | up to Chassis A 371934 & X 778320; Bremi |
| 2003 | Mercedes-Benz | ML55 AMG | Rear Left | Bremi | ||
| 2002 | Mercedes-Benz | ML320 | 3.2L | V6 | Rear Left | up to Chassis A 371934 & X 778320; Bremi |
| 2002 | Mercedes-Benz | ML500 | 5.0L | V8 | Rear Left | up to Chassis A 371934 & X 778320; Bremi |
| 2002 | Mercedes-Benz | ML55 AMG | Rear Left | Bremi | ||
| 2001 | Mercedes-Benz | ML320 | 3.2L | V6 | Rear Left | up to Chassis A 371934 & X 778320; Bremi |
| 2001 | Mercedes-Benz | ML430 | 4.3L | V8 | Rear Left | up to Chassis A 371934 & X 778320; Bremi |
| 2001 | Mercedes-Benz | ML55 AMG | Rear Left | Bremi | ||
| 2000 | Mercedes-Benz | ML320 | 3.2L | V6 | Rear Left | up to Chassis A 371934 & X 778320; Bremi |
| 2000 | Mercedes-Benz | ML430 | 4.3L | V8 | Rear Left | up to Chassis A 371934 & X 778320; Bremi |
| 2000 | Mercedes-Benz | ML55 AMG | Rear Left | Bremi | ||
| 1999 | Mercedes-Benz | ML320 | Rear Left | Bremi | ||
| 1999 | Mercedes-Benz | ML430 | Rear Left | Bremi | ||
| 1998 | Mercedes-Benz | ML320 | Rear Left | Bremi |
* 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.