ABS Wheel Speed Sensor for Front Applications

Dorman 884-439 is a direct replacement ABS wheel speed sensor built to match the fit and function of the original equipment part. It uses factory-style electrical connectors and quality materials for a dependable repair on select Buick and Chevrolet front-wheel applications.

• Direct replacement ABS wheel speed sensor
• Factory-style electrical connector with square, male connector design
• Plastic housing with black connector color
• Wiring harness included; harness length measures 41
• 2-terminal blade-style connection
• Standard replacement grade

Fitment and Vehicle Coverage

Compatible with front ABS sensor applications on 2017-2018 Buick LaCrosse, front; 2018 Buick Regal Sportback, front; 2018 Buick Regal TourX, front; and 2016-2018 Chevrolet Malibu, front. If you are searching for a front ABS wheel speed sensor for a 2016-2018 Chevrolet Malibu or a 2017-2018 Buick LaCrosse, Dorman 884-439 is the direct-fit option to compare.

This part cross-references Delphi SS21478 and Standard Ignition ALS2865 for the same application.

What This Sensor Helps Address

• ABS warning light caused by a failed wheel speed sensor
• Erratic or missing wheel speed signal at the front axle
• Traction control or stability control faults tied to sensor input
• Brake system communication issues related to damaged sensor wiring
• Intermittent sensor readings from worn OE-style connectors

Installation Notes and Tips

Verify the connector shape, terminal count, and harness length against the original sensor before installation. Inspect the mounting location and surrounding wiring for corrosion, abrasion, or debris that could affect the new sensor signal. Confirm front position and vehicle application for Buick LaCrosse, Buick Regal Sportback, Buick Regal TourX, or Chevrolet Malibu before final assembly.

Quality Assurance

Dorman designs this ABS wheel speed sensor as a standard replacement part and tests it for durability and reliable operation. The OE-style construction and factory-type connector help support a consistent repair on the listed Buick and Chevrolet models. Dorman 884-439 is built to restore proper wheel speed input for front ABS systems.