【OUTSTANDING PREFORMANCE】 The rear level sensor continuously monitors the vehicle's height, making real - time adjustments to the air suspension system. This compensates for additional weight and changing road conditions, maintaining proper ride height crucial for the safety and comfort of passengers. 【FUCTION】This ride height sensor accurately measures the distance between the road and specific points on the vehicle's suspension, chassis, or body. It sends signals to the Engine Control Unit (ECU), enabling the compressor to inflate or deflate the airbags, ensuring a smooth ride even over bumps or when the vehicle is overloaded. 【COMPATIBILITY】Compatible with 2003-2011 Ford Crown Victoria, 2003-2011 Lincoln Town Car, 2003-2011 Mercury Grand Marquis. Replace OE: 8W1Z5359A 3W1Z-5359-AA, 8W1Z5359A, 3W1Z-5359-AA, 8W1Z 5359-A. 【PREMIUM QUALITY】Made of high - grade iron and corrosion - resistant metals, the sensor withstands harsh automotive environments. Its durable build ensures long - term performance in challenging driving conditions. 【12-MONTH WARRANTY】 If for any reason at all, you are not fully satisfied with the rear left& right sensor , simply contact us through amazon message at any time. We will provide comprehensive quality assurance for our product.

Why you change this Air Suspension Headlight Level Height Sensors? 

-Direct match.

-Super high quality and long service life.

-Easy to install.

-12 month warranty.

Fits:

2003-2011 Ford Crown Victoria

2003-2011 Lincoln Town Car

2003-2011 Mercury Grand Marquis