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Name Part Number WABCO 4640070020 Haldex KN27000 Hendrickson VS-271 Meritor R955551 Knorr-Bremse K038808 HD Plus 171.KN27000 Attribute Value Product Type Height Control Valve (HCV) Application Air Suspension Systems (Truck / Trailer / Bus) Function Automatic ride height adjustment Operating Pressure 0 – 150 PSI Maximum Pressure Up to 165 PSI Control Type Mechanical linkage-operated valve Port Size 1/4" or 3/8" NPT Number of Ports 2 to 3 ports Mounting Type Chassis-mounted Linkage Type Adjustable lever arm linkage Response Sensitivity High precision response to suspension movement Material Die-cast aluminum body Surface Finish Corrosion-resistant coating Internal Mechanism Precision spool valve system Seal Material Nitrile Rubber (NBR) / Synthetic Elastomer Temperature Range -40°F to +176°F Air Flow Direction Marked on valve body Leakage Rate Minimal under standard conditions Vibration Resistance High resistance for heavy-duty road use Durability High cycle life (>1 million cycles) Adjustment Range Wide height calibration range Installation Orientation Flexible (as per OEM recommendation) Maintenance Requirement Low (periodic inspection advised) Compatibility OEM & aftermarket air suspension systems Compliance Meets commercial vehicle standards Weight 1.25 LB
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🇺🇸 Ship from USA · On Agora since 2026
$61.48