Standard Ignition ALS551 ABS Wheel Speed Sensor - Rear

Reliable ABS Wheel Speed Sensor for Volvo C70 S70 V70

The Standard Ignition ALS551 ABS Wheel Speed Sensor is designed to provide accurate wheel speed data for Volvo vehicles, including the C70, S70, and V70 models. This sensor ensures proper ABS function and vehicle stability by delivering precise signals to the braking system.

• Terminal Quantity: 4
• Connector Gender: Female
• Terminal Gender: Male
• Connector Quantity: 1
• Connector Shape: Rectangular
• Hardware Included: No
• Harness Length: 77 inches (1956 mm)
• Mounting Location: Wheel
• Number of Bolt Holes: 2
• Terminal Type: Blade

Product Details and Specifications

The ALS551 ABS Wheel Speed Sensor from Standard Ignition is engineered to meet the exact specifications required for Volvo C70, S70, and V70 models. Featuring a 4-terminal design with male blade terminals and a female rectangular connector, this sensor ensures secure and reliable electrical connections. The 77-inch harness length provides ample reach for proper installation at the wheel mounting location. With two bolt holes for mounting, the sensor fits precisely to maintain accurate wheel speed readings essential for ABS and traction control systems.

Compatible Vehicles and Applications

This ABS Wheel Speed Sensor is compatible with the following Volvo models:

• Volvo C70
• Volvo S70
• Volvo V70

It is specifically designed to replace faulty or worn sensors that may cause ABS warning lights, erratic braking behavior, or compromised vehicle stability.

Common Issues Addressed by ALS551 Sensor

• ABS warning light illuminated on dashboard
• Intermittent or no ABS function during braking
• Traction control system malfunction
• Inaccurate wheel speed readings affecting braking performance
• Unstable vehicle handling during cornering or slippery conditions

Installation Notes and Tips

Installation of the Standard Ignition ALS551 sensor requires removal of the wheel and access to the wheel hub assembly. Ensure the mounting surface is clean and free of debris before securing the sensor with the two bolt holes. Connect the female rectangular connector to the vehicle harness, verifying the male blade terminals are properly seated. The 77-inch harness length allows for flexible routing to avoid interference with suspension components. No additional hardware is included, so retain original mounting bolts or source compatible fasteners.

Quality Assurance and Warranty

Standard Ignition manufactures the ALS551 ABS Wheel Speed Sensor to meet OEM standards for fit, form, and function. Each sensor undergoes rigorous testing to ensure reliable performance and durability under normal operating conditions. While specific warranty details may vary, Standard Ignition typically offers a limited warranty covering defects in materials and workmanship.