{"product_id":"171-kn27000-height-control-valve","title":"171.KN27000 - Height Control Valve","description":"\u003ctable class=\"specs-table\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eName\u003c\/th\u003e\n        \u003cth\u003ePart Number\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n       \n  \u003ctr\u003e\n    \u003ctd\u003eWABCO\u003c\/td\u003e\n    \u003ctd\u003e4640070020\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eHaldex\u003c\/td\u003e\n    \u003ctd\u003eKN27000\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eHendrickson\u003c\/td\u003e\n    \u003ctd\u003eVS-271\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eMeritor\u003c\/td\u003e\n    \u003ctd\u003eR955551\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eKnorr-Bremse\u003c\/td\u003e\n    \u003ctd\u003eK038808\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eHD Plus\u003c\/td\u003e\n    \u003ctd\u003e171.KN27000\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ctable class=\"specs-table\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eAttribute\u003c\/th\u003e\n        \u003cth\u003eValue\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n          \n  \u003ctr\u003e\n    \u003ctd\u003eProduct Type\u003c\/td\u003e\n    \u003ctd\u003eHeight Control Valve (HCV)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eApplication\u003c\/td\u003e\n    \u003ctd\u003eAir Suspension Systems (Truck \/ Trailer \/ Bus)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eFunction\u003c\/td\u003e\n    \u003ctd\u003eAutomatic ride height adjustment\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eOperating Pressure\u003c\/td\u003e\n    \u003ctd\u003e0 – 150 PSI\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eMaximum Pressure\u003c\/td\u003e\n    \u003ctd\u003eUp to 165 PSI\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eControl Type\u003c\/td\u003e\n    \u003ctd\u003eMechanical linkage-operated valve\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003ePort Size\u003c\/td\u003e\n    \u003ctd\u003e1\/4\" or 3\/8\" NPT\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eNumber of Ports\u003c\/td\u003e\n    \u003ctd\u003e2 to 3 ports\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eMounting Type\u003c\/td\u003e\n    \u003ctd\u003eChassis-mounted\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eLinkage Type\u003c\/td\u003e\n    \u003ctd\u003eAdjustable lever arm linkage\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eResponse Sensitivity\u003c\/td\u003e\n    \u003ctd\u003eHigh precision response to suspension movement\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eMaterial\u003c\/td\u003e\n    \u003ctd\u003eDie-cast aluminum body\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eSurface Finish\u003c\/td\u003e\n    \u003ctd\u003eCorrosion-resistant coating\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eInternal Mechanism\u003c\/td\u003e\n    \u003ctd\u003ePrecision spool valve system\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eSeal Material\u003c\/td\u003e\n    \u003ctd\u003eNitrile Rubber (NBR) \/ Synthetic Elastomer\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eTemperature Range\u003c\/td\u003e\n    \u003ctd\u003e-40°F to +176°F\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eAir Flow Direction\u003c\/td\u003e\n    \u003ctd\u003eMarked on valve body\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eLeakage Rate\u003c\/td\u003e\n    \u003ctd\u003eMinimal under standard conditions\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eVibration Resistance\u003c\/td\u003e\n    \u003ctd\u003eHigh resistance for heavy-duty road use\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eDurability\u003c\/td\u003e\n    \u003ctd\u003eHigh cycle life (\u0026gt;1 million cycles)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eAdjustment Range\u003c\/td\u003e\n    \u003ctd\u003eWide height calibration range\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eInstallation Orientation\u003c\/td\u003e\n    \u003ctd\u003eFlexible (as per OEM recommendation)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eMaintenance Requirement\u003c\/td\u003e\n    \u003ctd\u003eLow (periodic inspection advised)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eCompatibility\u003c\/td\u003e\n    \u003ctd\u003eOEM \u0026amp; aftermarket air suspension systems\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eCompliance\u003c\/td\u003e\n    \u003ctd\u003eMeets commercial vehicle standards\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eWeight\u003c\/td\u003e\n    \u003ctd\u003e1.25 LB\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n \n\n","brand":"AUTOMANN","offers":[{"title":"Default Title","offer_id":51986691293467,"sku":null,"price":61.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/2854\/6587\/files\/ChatGPTImageMar31_2026_11_49_29PM.png?v=1774981185","url":"https:\/\/fresnoparts.com\/products\/171-kn27000-height-control-valve","provider":"FRESNO TRUCK PARTS","version":"1.0","type":"link"}