HomeBrake > SensorsStandard Ignition ALS1643 ABS Wheel Speed Sensor - Rear Left
Part #: ALS1643

Standard Ignition ALS1643 ABS Wheel Speed Sensor - Rear Left

Rear Left
8 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Mazda, CX-7 and CX-9
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Reliable ABS Wheel Speed Sensor for Mazda CX-7 and CX-9

The Standard Ignition ALS1643 ABS Wheel Speed Sensor is designed specifically for Mazda CX-7 and CX-9 models. This sensor plays a critical role in your vehicle's anti-lock braking system by accurately monitoring wheel speed to ensure safe and effective braking performance.

Key Features of Standard Ignition ALS1643 ABS Sensor

  • Compatible with Mazda CX-7 and CX-9 models
  • Direct replacement ABS wheel speed sensor
  • Engineered to meet OEM specifications
  • Durable construction for long-lasting performance
  • Part number ALS1643 for precise fitment

Detailed Product Description

The Standard Ignition ALS1643 ABS Wheel Speed Sensor is an essential component for maintaining the integrity of the anti-lock braking system on Mazda CX-7 and CX-9 vehicles. This sensor detects the rotational speed of the wheels and sends this data to the vehicle’s ABS control module. Accurate wheel speed information helps prevent wheel lockup during braking, improving vehicle stability and control. Manufactured to meet or exceed original equipment standards, the ALS1643 ensures reliable operation and proper fitment without modification.

Common Applications and Issues Addressed

  • Restores proper ABS function on Mazda CX-7 and CX-9
  • Eliminates ABS warning lights caused by faulty sensors
  • Prevents erratic braking behavior and wheel lockup
  • Improves traction control system responsiveness
  • Resolves inconsistent speedometer readings related to wheel speed sensor faults

Installation Notes and Tips

  • Ensure vehicle is securely lifted and supported before sensor replacement
  • Disconnect the battery to prevent electrical shorts during installation
  • Locate the ABS sensor near the wheel hub assembly on the affected wheel
  • Remove the old sensor carefully to avoid damaging the wiring harness
  • Install the Standard Ignition ALS1643 sensor and secure all connectors firmly
  • Clear any ABS fault codes with a diagnostic tool after installation

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet strict quality standards, ensuring reliable performance and durability. The ALS1643 ABS Wheel Speed Sensor undergoes rigorous testing to confirm compatibility and function with Mazda CX-7 and CX-9 models. This part is backed by Standard Ignition’s limited warranty, providing coverage against defects in material and workmanship under normal use.

BrandStandard Ignition
Part NumberALS1643
Connector GenderMale
Connector ShapeRectangular
Harness Length - inches39
Harness Length - mm1000
Mounting LocationSpindle
Number of Bolt Holes1
Terminal GenderFemale
Terminal TypePin

This part fits 8 vehicles. Search below:

YearMakeModelDrive TypePositionNotes
2012MazdaCX-7AWDRear Left
2011MazdaCX-7AWDRear Left
2010MazdaCX-7AWDRear Left
2010MazdaCX-9FWDRear Left
2009MazdaCX-7AWDRear Left
2009MazdaCX-9FWDRear Left
2008MazdaCX-7AWDRear Left
2007MazdaCX-7AWDRear 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:

2ABS16685321015S109507179272-10290ABS1732ABSC20086ARA1793EG274372YB

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