Hella 012039671 ABS Wheel Speed Sensor - Rear

Hella ABS Wheel Speed Sensor for Mercedes-Benz Rear Fitment

The Hella 012039671 ABS wheel speed sensor is a rear-position replacement for select Mercedes-Benz CL-Class and S-Class models. Built as an active sensor with a 12V rating and a 737 mm cable length, it supports accurate wheel speed monitoring for ABS and stability-related systems.

For drivers searching for a rear ABS wheel speed sensor for Mercedes-Benz CL550, CL600, CL63 AMG, CL65 AMG, S350, S400, S550, S600, S63 AMG, or S65 AMG, this Hella part number 012039671 provides a direct-fit service solution for the listed applications.

Key Features

• Brand: Hella
• Part number: 012039671
• ABS wheel speed sensor for rear installation
• Active sensor design for electronic wheel speed monitoring
• 12V rated voltage
• 737 mm cable length for the listed applications
• 2 connector design
• Compatible with select Mercedes-Benz CL-Class and S-Class rear applications

Product Details

This Hella ABS wheel speed sensor is built for rear axle use on select 2011-2014 Mercedes-Benz CL550, CL600, CL63 AMG, and CL65 AMG models, as well as 2012-2013 Mercedes-Benz S350 and 2011-2013 Mercedes-Benz S400, S550, S600, S63 AMG, and S65 AMG models. As an active sensor, it reads wheel speed electronically to support ABS operation and related chassis control functions. The 2-connector layout and 737 mm lead length help match the original vehicle routing on the listed applications. This part number 012039671 is also referenced by Febi-Bilstein 39479, Nissens 90653, and VEMO V30-72-0209 for the same application.

What It Helps Address

• ABS warning light triggered by a faulty rear wheel speed sensor
• Intermittent wheel speed signal loss
• Traction control or stability system fault codes tied to rear sensor input
• Erratic ABS operation caused by sensor signal degradation
• Brake system diagnostics pointing to rear wheel speed monitoring issues

Installation Notes and Tips

Verify the connector style, cable length, and rear position before installation. Compare the old sensor routing and mounting points to the replacement part to confirm a proper match for your Mercedes-Benz CL550, CL600, CL63 AMG, CL65 AMG, S350, S400, S550, S600, S63 AMG, or S65 AMG. Clear stored fault codes after installation and confirm that the ABS warning light and related system messages are resolved.

Quality Assurance

Hella is a recognized automotive parts brand with OE-level engineering focus across electronic and braking components. Part number 012039671 is built to meet the listed electrical and fitment requirements for the specified rear applications.