20QE4189M
Suspension Ride Height Control Valve
Mack

This specialized valve plays a pivotal role in maintaining optimal ride height for heavy-duty suspension systems. It actively manages air pressure within the suspension airbags, ensuring consistent vehicle height regardless of load variations. Proper functioning of this valve enhances ride quality, vehicle stability, and safety, especially when hauling heavy loads or navigating uneven terrain. Its precise control capabilities help prevent sagging or excessive elevation, which can compromise handling and tire wear. Constructed from durable materials, the valve resists corrosion and withstands harsh operating environments. Regular maintenance of this component ensures the suspension system operates smoothly, prolonging the lifespan of other suspension parts. Source One Parts Center offers this essential component to keep your fleet performing at peak efficiency.