HomeBrake > SensorsStandard Ignition ALS841 ABS Wheel Speed Sensor - Front Left
Part #: ALS841

Standard Ignition ALS841 ABS Wheel Speed Sensor - Front Left

Front Left
3 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Subaru, Forester and Legacy
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Reliable ABS Wheel Speed Sensor for Subaru Forester and Legacy

The Standard Ignition ALS841 ABS Wheel Speed Sensor is designed to provide accurate wheel speed data for Subaru Forester and Legacy models. This sensor helps maintain proper ABS function and vehicle stability by monitoring wheel rotation.

Key Features of Standard Ignition ALS841 ABS Sensor

  • Compatible with Subaru Forester and Legacy vehicles
  • Direct replacement for original ABS wheel speed sensors
  • Ensures precise wheel speed monitoring for ABS and traction control systems
  • Durable construction for long-lasting performance
  • Part number ALS841 for easy identification and fitment

Detailed Description of the ALS841 ABS Wheel Speed Sensor

The Standard Ignition ALS841 ABS Wheel Speed Sensor is engineered to meet or exceed OEM specifications for Subaru Forester and Legacy models. This sensor detects the rotational speed of the wheels and sends this information to the vehicle’s ABS control module. Accurate data from the ALS841 sensor is critical for the proper operation of anti-lock braking and traction control systems, helping to prevent wheel lockup and maintain vehicle stability during braking.

Common Issues Addressed by the ALS841 Sensor

  • ABS warning light illuminated on the dashboard
  • Intermittent or faulty ABS system operation
  • Traction control system malfunction or deactivation
  • Inconsistent or erratic braking performance
  • Wheel speed sensor error codes detected by diagnostic tools

Installation Notes and Tips for ALS841 Sensor

  • Ensure vehicle is safely lifted and supported before sensor replacement
  • Disconnect the battery to prevent electrical shorts during installation
  • Locate the faulty ABS wheel speed sensor on the Subaru Forester or Legacy
  • Remove the old sensor carefully to avoid damage to the mounting area
  • Install the Standard Ignition ALS841 sensor and secure all connectors firmly
  • Clear any ABS-related error codes after installation using a diagnostic scanner

Quality Assurance and Warranty Information

Standard Ignition manufactures the ALS841 ABS Wheel Speed Sensor to meet strict quality standards, ensuring reliable performance and durability. While specific warranty details may vary, Standard Ignition typically offers a limited warranty covering defects in materials and workmanship. Refer to the product documentation for exact warranty terms.

BrandStandard Ignition
Part NumberALS841
Connector GenderMale
Connector ShapeOval
Harness Length - inches30.5"
Harness Length - mm775
Mounting LocationWheel
Number of Bolt Holes2
Terminal GenderFemale
Terminal TypeBlade

This part fits 3 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
2000SubaruForesterFront Left
1999SubaruForesterFront Left
1998SubaruLegacyOutbackFront Left

* 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:

084-420127540AC0312ABS10955314575S112827193772-10622ABS951ABSD30302ARA2413

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.