Standard Ignition ALS3557 ABS Wheel Speed Sensor - Rear

ABS Wheel Speed Sensor Overview

Standard Ignition ALS3557 is an ABS wheel speed sensor built for rear axle applications with direct, snap-fit attachment and a bolt-mount spindle location. It uses a rectangular female connector, a 20-inch harness, and a black finish for a clean OE-style service replacement.

Key Features

• Direct, snap-fit attachment for straightforward replacement
• Bolt-mount spindle design with one bolt hole
• Rectangular female connector with two terminals
• Wiring harness included with 20-inch length
• Black finish and compact sensor body
• Standard Ignition ALS3557 for ABS wheel speed signal service

Detailed Fitment and Function

Compatible with rear ABS wheel speed sensor applications on 2020-2024 Tesla Y and 2017-2023 Tesla 3. This sensor helps restore accurate wheel speed input to the ABS system when the original unit is damaged, contaminated, or no longer reading correctly. Standard Ignition ALS3557 is a practical replacement for Tesla Y and Tesla 3 rear sensor service where the original mounting style and connector layout match.

Common Issues This Part May Solve

• ABS warning light caused by a failed wheel speed sensor
• Intermittent wheel speed signal loss
• Traction control or stability control faults tied to sensor input
• Damage to the sensor harness or connector
• Corrosion or contamination at the spindle-mounted sensor location

Installation Notes

Verify connector shape, terminal style, and mounting location before installation. This unit uses a bolt-mount spindle design with a single mounting point and includes a wiring harness. Mounting hardware and dust shield are not included.

Quality Assurance

Standard Ignition ALS3557 is listed with direct-fit style construction and OE-style connector and mounting details for service replacement use. This part cross-references 533945 and 118877100A for the same application.