Air Lift SmartAir II Automatic Self-leveling System

The SmartAir II automatic self-leveling system is designed to maintain optimum ride height on any road and under any load condition, keeping the vehicle level and stable when towing heavy loads.

• Leveling sensors accurately detect when the vehicle isn't level and automatically return the air springs to the desired ride height     
• Non-contact height sensor requires no lines or controls in the cab
• Improved, weather-resistant harness and durable components meet OEM standards for quality and function
• Single-path system (#25490) allows two air springs to inflate simultaneously, while the dual-path system (#25491) inflates left and right springs independently, depending on load
• Kit comes with a pre-assembled wiring harness, electronic sensor system, compressor and illustrated instruction manual for easy installation