HomeBrake > SensorsStandard Ignition ALS1021 ABS Wheel Speed Sensor - Front Left
Part #: ALS1021

Standard Ignition ALS1021 ABS Wheel Speed Sensor - Front Left

Front Left
9 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Acura, RL
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Overview of Standard Ignition ALS1021 ABS Wheel Speed Sensor

The Standard Ignition ALS1021 ABS Wheel Speed Sensor is designed specifically for Acura RL models, providing reliable wheel speed data essential for your vehicle's anti-lock braking system. This sensor ensures accurate monitoring of wheel rotation to maintain optimal braking performance and vehicle stability.

  • Compatible with Acura RL vehicles
  • Part number ALS1021 for precise identification
  • Two terminals with blade-type female terminals
  • Single male square connector for secure connection
  • 36-inch (914 mm) harness length for flexible installation
  • Mounts directly on the wheel with three bolt holes
  • Hardware not included

Detailed Product Description

The Standard Ignition ALS1021 ABS Wheel Speed Sensor features a 2-terminal design with female blade terminals and a single male square connector, ensuring a secure and reliable electrical connection. The 36-inch harness length provides ample reach for installation on the wheel mounting location, accommodating the Acura RL's specific configuration. This sensor mounts using three bolt holes, allowing for a stable and precise fit. The absence of included hardware means installation will require existing or separately sourced bolts. Designed to meet the exact specifications of the Acura RL, this sensor delivers consistent wheel speed data critical for the ABS system's function.

Common Applications and Issues Addressed

  • Restores ABS warning light functionality by replacing faulty sensors
  • Eliminates erratic or inaccurate wheel speed readings
  • Prevents ABS system malfunctions related to sensor failure
  • Improves vehicle stability and braking response
  • Resolves issues with traction control and electronic stability systems linked to wheel speed data

Installation Notes and Tips

  • Ensure the vehicle is securely lifted and the wheel is accessible before installation
  • Verify the connector orientation matches the male square connector on the sensor
  • Use the existing mounting bolts or appropriate hardware to secure the sensor with three bolt holes
  • Check the harness length of 36 inches to confirm proper routing without tension
  • Inspect the sensor and connector for damage before installation

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The ALS1021 ABS Wheel Speed Sensor undergoes rigorous quality control to maintain consistent functionality. Warranty coverage details should be confirmed with the original product documentation or supplier.

BrandStandard Ignition
Part NumberALS1021
Connector GenderMale
Connector ShapeSquare
Harness Length - inches36
Harness Length - mm914 mm
Mounting LocationWheel
Number of Bolt Holes3
Terminal GenderFemale
Terminal TypeBlade

This part fits 9 vehicles. Search below:

YearMakeModelPositionNotes
2004AcuraRLFront Left
2003AcuraRLFront Left
2002AcuraRLFront Left
2001AcuraRLFront Left
2000AcuraRLFront Left
1999AcuraRLFront Left
1998AcuraRLFront Left
1997AcuraRLFront Left
1996AcuraRLFront 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:

084-456053067457455SZ30005S74607126372-6246ABS1131ABS530674ABSE40057ARG2053V26-72-0056

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