Standard Ignition ALS1187 ABS Wheel Speed Sensor - Front Left

Reliable ABS Wheel Speed Sensor for Chevrolet and GMC Vehicles

The Standard Ignition ALS1187 ABS Wheel Speed Sensor is designed to provide accurate wheel speed data for Chevrolet and GMC trucks and SUVs. Engineered for spindle bolt mount installation, this sensor ensures consistent performance and compatibility with select models including the K1500 Suburban, K2500, K2500 Suburban, K3500, Suburban 1500, and Yukon.

• Connector Gender: Female with 1 oval-shaped connector
• Harness Length: 32 inches (812.8 mm) for flexible routing
• Mounting Location: Spindle with bolt mount type and 3 bolt holes
• Terminal Configuration: 2 male blade terminals for secure electrical connection
• Compatible with Chevrolet and GMC full-size trucks and SUVs

Detailed Product Description

The Standard Ignition ALS1187 ABS Wheel Speed Sensor is specifically designed to fit the spindle mounting location on Chevrolet and GMC vehicles such as the K1500 Suburban and Yukon. Featuring a female oval connector and a 32-inch harness, this sensor allows for straightforward installation and reliable signal transmission. The bolt mount design with three bolt holes ensures a secure fit, while the two male blade terminals provide a stable electrical connection. This sensor is engineered to meet OEM specifications, delivering precise wheel speed data essential for ABS and traction control systems.

Common Applications and Issues Addressed

• Restores ABS functionality by providing accurate wheel speed readings
• Eliminates ABS warning lights caused by faulty or damaged sensors
• Improves traction control and stability system performance
• Prevents erratic braking behavior due to sensor failure
• Resolves intermittent ABS system faults related to wiring or connector issues

Installation Notes and Tips

When installing the ALS1187 sensor, ensure the spindle mounting surface is clean and free of debris. Use the three bolt holes to securely fasten the sensor in place, avoiding over-tightening which could damage the sensor. Route the 32-inch harness carefully to prevent pinching or abrasion, and verify the female oval connector mates firmly with the vehicle’s wiring harness. Confirm the two male blade terminals are properly seated to maintain electrical continuity.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The ALS1187 ABS Wheel Speed Sensor undergoes rigorous quality control testing to verify fit, form, and function. This part is backed by Standard Ignition’s limited warranty, providing coverage against defects in material and workmanship under normal use.