{"product_id":"4324801440-genuine-wabco®-air-brake-dryer-hp-series","title":"4324801440 | Genuine Wabco® Air Brake Dryer HP Series","description":"\u003cp\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e:\u003cbr\u003eAn Air Dryer\u003cstrong\u003e 4324801440 \u003c\/strong\u003eis a component used in heavy-duty vehicles and equipment with air brake systems (trucks, buses, trailers) that removes moisture and contaminants from compressed air before it enters the air system. Air Brake Dryer HP Series For \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eFreightliner, \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003ePeterbilt, \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eKenworth, \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eMack Trucks, \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eVolvo Trucks, \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eInternational Motors\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003ePart Number\u003cspan\u003e:\u003c\/span\u003e\u003c\/strong\u003e 4324801440\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Wabco\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cstrong\u003eFits\u003cspan\u003e 4324801440 \u003c\/span\u003eFor\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eFreightliner, \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003ePeterbilt, \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eKenworth, \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eMack Trucks, \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eVolvo Trucks, \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eInternational Motors\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003ePurpose of using 4324801440:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cul\u003e\n\u003cli data-start=\"281\" data-end=\"392\"\u003e\n\u003cp data-start=\"284\" data-end=\"325\"\u003e\u003cstrong data-start=\"284\" data-end=\"323\"\u003eRemove moisture from compressed air\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"329\" data-end=\"392\"\u003e\n\u003cli data-start=\"329\" data-end=\"392\"\u003e\n\u003cp data-start=\"331\" data-end=\"392\"\u003ePrevents water buildup that can cause corrosion and freezing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"394\" data-end=\"494\"\u003e\n\u003cp data-start=\"397\" data-end=\"427\"\u003e\u003cstrong data-start=\"397\" data-end=\"425\"\u003eProtect air brake system\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"431\" data-end=\"494\"\u003e\n\u003cli data-start=\"431\" data-end=\"494\"\u003e\n\u003cp data-start=\"433\" data-end=\"494\"\u003eKeeps valves, air lines, and brake chambers working reliably.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"496\" data-end=\"610\"\u003e\n\u003cp data-start=\"499\" data-end=\"532\"\u003e\u003cstrong data-start=\"499\" data-end=\"530\"\u003ePrevent air system freezing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"536\" data-end=\"610\"\u003e\n\u003cli data-start=\"536\" data-end=\"610\"\u003e\n\u003cp data-start=\"538\" data-end=\"610\"\u003eEspecially important in cold weather where moisture can freeze in lines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"612\" data-end=\"708\"\u003e\n\u003cp data-start=\"615\" data-end=\"648\"\u003e\u003cstrong data-start=\"615\" data-end=\"646\"\u003eFilter oil and contaminants\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"652\" data-end=\"708\"\u003e\n\u003cli data-start=\"652\" data-end=\"708\"\u003e\n\u003cp data-start=\"654\" data-end=\"708\"\u003eRemoves compressor oil and debris from the air supply.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"710\" data-end=\"790\"\u003e\n\u003cp data-start=\"713\" data-end=\"740\"\u003e\u003cstrong data-start=\"713\" data-end=\"738\"\u003eExtend component life\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"790\"\u003e\n\u003cli data-start=\"744\" data-end=\"790\"\u003e\n\u003cp data-start=\"746\" data-end=\"790\"\u003eReduces wear and damage to air system parts.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"792\" data-end=\"892\"\u003e\n\u003cp data-start=\"795\" data-end=\"829\"\u003e\u003cstrong data-start=\"795\" data-end=\"827\"\u003eMaintain proper air pressure\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"833\" data-end=\"892\"\u003e\n\u003cli data-start=\"833\" data-end=\"892\"\u003e\n\u003cp data-start=\"835\" data-end=\"892\"\u003eHelps the system build and hold air pressure efficiently.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"585\" data-end=\"703\"\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of Bad Air Dryer 4324801440\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cul\u003e\n\u003cli data-start=\"241\" data-end=\"322\"\u003e\n\u003cp data-start=\"244\" data-end=\"276\"\u003e\u003cstrong data-start=\"244\" data-end=\"276\"\u003eExcess moisture in air tanks\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"280\" data-end=\"322\"\u003e\n\u003cli data-start=\"280\" data-end=\"322\"\u003e\n\u003cp data-start=\"282\" data-end=\"322\"\u003eWater drains from tanks more than normal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"324\" data-end=\"410\"\u003e\n\u003cp data-start=\"327\" data-end=\"350\"\u003e\u003cstrong data-start=\"327\" data-end=\"350\"\u003eAir system freezing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"354\" data-end=\"410\"\u003e\n\u003cli data-start=\"354\" data-end=\"410\"\u003e\n\u003cp data-start=\"356\" data-end=\"410\"\u003eFrozen air lines or valves, especially in cold weather\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"412\" data-end=\"503\"\u003e\n\u003cp data-start=\"415\" data-end=\"445\"\u003e\u003cstrong data-start=\"415\" data-end=\"445\"\u003eSlow air pressure build-up\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"449\" data-end=\"503\"\u003e\n\u003cli data-start=\"449\" data-end=\"503\"\u003e\n\u003cp data-start=\"451\" data-end=\"503\"\u003eTakes longer than normal to reach operating pressure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"505\" data-end=\"592\"\u003e\n\u003cp data-start=\"508\" data-end=\"540\"\u003e\u003cstrong data-start=\"508\" data-end=\"540\"\u003eFrequent or constant purging\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"544\" data-end=\"592\"\u003e\n\u003cli data-start=\"544\" data-end=\"592\"\u003e\n\u003cp data-start=\"546\" data-end=\"592\"\u003eDryer purges too often or doesn’t stop purging\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"594\" data-end=\"666\"\u003e\n\u003cp data-start=\"597\" data-end=\"610\"\u003e\u003cstrong data-start=\"597\" data-end=\"610\"\u003eAir leaks\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"614\" data-end=\"666\"\u003e\n\u003cli data-start=\"614\" data-end=\"666\"\u003e\n\u003cp data-start=\"616\" data-end=\"666\"\u003eHissing sounds around the air dryer or purge valve\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"668\" data-end=\"754\"\u003e\n\u003cp data-start=\"671\" data-end=\"700\"\u003e\u003cstrong data-start=\"671\" data-end=\"700\"\u003eLow air pressure warnings\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"704\" data-end=\"754\"\u003e\n\u003cli data-start=\"704\" data-end=\"754\"\u003e\n\u003cp data-start=\"706\" data-end=\"754\"\u003eDashboard air pressure light or buzzer activates\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"756\" data-end=\"829\"\u003e\n\u003cp data-start=\"759\" data-end=\"787\"\u003e\u003cstrong data-start=\"759\" data-end=\"787\"\u003eBrake performance issues\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"791\" data-end=\"829\"\u003e\n\u003cli data-start=\"791\" data-end=\"829\"\u003e\n\u003cp data-start=\"793\" data-end=\"829\"\u003eBrakes feel slow to apply or release\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"831\" data-end=\"912\"\u003e\n\u003cp data-start=\"834\" data-end=\"865\"\u003e\u003cstrong data-start=\"834\" data-end=\"865\"\u003eOil or debris in air system\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"869\" data-end=\"912\"\u003e\n\u003cli data-start=\"869\" data-end=\"912\"\u003e\n\u003cp data-start=\"871\" data-end=\"912\"\u003eContaminants found in air tanks or valves\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e\u003cstrong data-start=\"97\" data-end=\"151\"\u003e\u003cbr\u003eAbout the Manufacturer – Wabco:\u003c\/strong\u003e\u003cbr data-start=\"151\" data-end=\"154\"\u003e\u003cstrong data-start=\"0\" data-end=\"9\"\u003eWABCO\u003c\/strong\u003e (originally the\u003cstrong\u003e \u003c\/strong\u003eWestinghouse Air Brake Company) is a global leader in vehicle control systems for commercial vehicles such as trucks, buses, and trailers. Founded in 1869 and later becoming a part of ZF Friedrichshafen AG in 2020, WABCO is best known for pioneering advanced braking, stability, and suspension technologies.\u003c\/p\u003e","brand":"Wabco","offers":[{"title":"Default Title","offer_id":50832748806391,"sku":"4324801440","price":679.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/2026-06-05202252.png?v=1780680230","url":"https:\/\/forcetruckparts.com\/products\/4324801440-genuine-wabco%c2%ae-air-brake-dryer-hp-series","provider":"Force Truck Parts","version":"1.0","type":"link"}