HomeBrake > SensorsStandard Ignition ALS474 ABS Wheel Speed Sensor - Front
Part #: ALS474

Standard Ignition ALS474 ABS Wheel Speed Sensor - Front

Front
⚙️ 12 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet and GMC, Blazer and Jimmy
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Reliable ABS Wheel Speed Sensor for Chevrolet Blazer and GMC Jimmy

The Standard Ignition ALS474 ABS Wheel Speed Sensor is designed to provide accurate wheel speed data for your Chevrolet Blazer or GMC Jimmy. Engineered with precise connector and harness specifications, this sensor ensures consistent performance and compatibility with your vehicle's braking system.

  • Connector Gender: Female with an oval shape for secure connection
  • Single connector quantity for streamlined installation
  • Harness length of 23.25 inches (590 mm) for optimal routing
  • Mounting location at the wheel with one bolt hole for secure fitment
  • Terminal Gender: Male with two blade terminals for reliable electrical contact

Detailed Product Description

The ALS474 ABS Wheel Speed Sensor from Standard Ignition is specifically designed for use on the wheels of Chevrolet Blazer and GMC Jimmy models. Featuring a female oval connector and a single connector quantity, this sensor integrates seamlessly with the vehicle’s ABS system. The harness length of 23.25 inches (590 mm) allows for proper placement and connection without excess slack or tension. The sensor mounts directly to the wheel using one bolt hole, ensuring a stable and secure fit. Equipped with two male blade terminals, it provides dependable electrical connectivity necessary for accurate wheel speed monitoring.

Common Applications and Problem Resolution

  • Restores ABS functionality by accurately detecting wheel speed
  • Eliminates ABS warning lights caused by faulty or damaged sensors
  • Improves braking system responsiveness and safety
  • Prevents erratic ABS behavior due to sensor signal loss
  • Supports proper operation of traction control and stability systems

Installation Notes and Tips

  • Ensure the mounting location on the wheel is clean and free of debris before installation
  • Verify the connector orientation matches the female oval shape for proper fit
  • Route the 23.25-inch harness carefully to avoid pinching or damage
  • Secure the sensor with the single bolt hole using the appropriate torque specifications
  • Check electrical connections at the male blade terminals for corrosion or looseness

Quality Assurance and Warranty Information

Standard Ignition manufactures the ALS474 ABS Wheel Speed Sensor to meet or exceed OEM specifications for Chevrolet and GMC vehicles. Each sensor undergoes rigorous testing to ensure durability and accurate performance under normal operating conditions. While specific warranty details may vary, Standard Ignition typically offers coverage against defects in materials and workmanship to provide confidence in product reliability.

BrandStandard Ignition
Part NumberALS474
Connector GenderFemale
Connector ShapeOval
Harness Length - inches23.25"
Harness Length - mm590
Mounting LocationWheel
Number of Bolt Holes1
Terminal GenderMale
Terminal TypeBlade

This part fits 12 vehicles. Search below:

YearMakeModelDrive TypePositionNotes
2005ChevroletBlazerRWDFront
2004ChevroletBlazerRWDFront
2003ChevroletBlazerRWDFront
2002ChevroletBlazerRWDFront
2001ChevroletBlazerRWDFront
2001GMCJimmyRWDFront
2000ChevroletBlazerRWDFront
2000GMCJimmyRWDFront
1999ChevroletBlazerRWDFront
1999GMCJimmyRWDFront
1998ChevroletBlazerRWDFront
1998GMCJimmyRWDFront

* 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:

157319692ABS04845311515S46677069472-3636970-261ABS584ABSD30392ARA1364V51-72-0063

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