{"product_id":"21781059-water-pump","title":"21781059 Water Pump Suitable for Volvo RENAULT TRUCK VOLVO BUS High Quality","description":"\u003cp\u003eIf your parts book shows 21781059, you need a water pump for RENAULT TRUCK, VOLVO BUS, VOLVO TRUCK and other listed engines. Ours is a matching replacement — same mounting holes, same belt pulley height, pressure-tested before packing. Related OE numbers include 20921917, 20921947, 20921951, 21618716, 21643286 and 15 more.\u003c\/p\u003e\n\u003ch2\u003eWhich engines use the 21781059 water pump?\u003c\/h2\u003e\n\u003cp\u003eFitment covers RENAULT TRUCK; VOLVO BUS; VOLVO TRUCK; pulley 147.5mm.\u003c\/p\u003e\n\u003cp\u003eAny engine on this list takes our replacement as a straight swap.\u003c\/p\u003e\n\u003ch2\u003eWhat are the specifications of 21781059?\u003c\/h2\u003e\n\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eParameter\u003c\/td\u003e\n\u003ctd\u003eValue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOE number\u003c\/td\u003e\n\u003ctd\u003e21781059\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFits brand\u003c\/td\u003e\n\u003ctd\u003eVolvo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTO Flange height\u003c\/td\u003e\n\u003ctd\u003e99.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlange jumping\u003c\/td\u003e\n\u003ctd\u003e0.07\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTO Impeller height Ⅰ\u003c\/td\u003e\n\u003ctd\u003e1.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAir tightness testing\u003c\/td\u003e\n\u003ctd\u003eNo leakage detected under negative pressure of 0.1 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAppearance Ⅰ\u003c\/td\u003e\n\u003ctd\u003eNeutral finish, no third-party logos\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAppearance Ⅱ\u003c\/td\u003e\n\u003ctd\u003eClean surface: no dirt, rust or paint peeling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssembly rotation\u003c\/td\u003e\n\u003ctd\u003eTurns freely by hand, no sticking or noise\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight of one\u003c\/td\u003e\n\u003ctd\u003e5.60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUnits per Carton\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGross Weight\u003c\/td\u003e\n\u003ctd\u003e13.50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement\u003c\/td\u003e\n\u003ctd\u003e51.5 x 29 x 26 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight\u003c\/td\u003e\n\u003ctd\u003e5.60 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePacking\u003c\/td\u003e\n\u003ctd\u003e2 pcs\/ctn, 13.50 kg gross\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eWhat part numbers interchange with 21781059?\u003c\/h2\u003e\n\u003cp\u003eDealers and fleet systems quote this pump under more than one OE number:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e20921917\u003c\/li\u003e\n\u003cli\u003e20921947\u003c\/li\u003e\n\u003cli\u003e20921951\u003c\/li\u003e\n\u003cli\u003e21618716\u003c\/li\u003e\n\u003cli\u003e21643286\u003c\/li\u003e\n\u003cli\u003e21648712\u003c\/li\u003e\n\u003cli\u003e21648716\u003c\/li\u003e\n\u003cli\u003e21812242\u003c\/li\u003e\n\u003cli\u003e21812257\u003c\/li\u003e\n\u003cli\u003e21941088\u003c\/li\u003e\n\u003cli\u003e21969187\u003c\/li\u003e\n\u003cli\u003e21974080\u003c\/li\u003e\n\u003cli\u003e7421072414\u003c\/li\u003e\n\u003cli\u003e7421648716\u003c\/li\u003e\n\u003cli\u003e7421781059\u003c\/li\u003e\n\u003cli\u003e7421812242\u003c\/li\u003e\n\u003cli\u003e7421812257\u003c\/li\u003e\n\u003cli\u003e7421969188\u003c\/li\u003e\n\u003cli\u003e7421974078\u003c\/li\u003e\n\u003cli\u003e85020130\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePacking and quality checks\u003c\/h2\u003e\n\u003cp\u003eEach pump is packed individually; a master carton holds 2 pieces at 13.50 kg gross.\u003c\/p\u003e\n\u003cp\u003eBefore boxing, each pump passes a negative-pressure leak check and a hand-rotation check for smooth, noise-free bearing movement.\u003c\/p\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat vehicles or engines does 21781059 fit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e21781059 fits RENAULT TRUCK, VOLVO BUS, VOLVO TRUCK and other listed engines. It is a Volvo application water pump, and our aftermarket unit replaces it directly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat other part numbers replace 21781059?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e21781059 interchanges with 20921917, 20921947, 20921951, 21618716, 21643286, 21648712 and 14 more. All of these refer to the same water pump assembly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs 21781059 available from stock?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, this number is in regular production. Lead time for carton quantities is usually a few days; ask us for current stock before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow much does the 21781059 water pump weigh?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOne pump weighs 5.60 kg net. A full carton of 2 pieces comes to 13.50 kg gross.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I confirm 21781059 is the pump I need?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCheck the OE number stamped on your old pump or in the parts book, then compare engine model and pulley height with the spec table on this page. If anything is unclear, send us a photo of the old unit.\u003c\/p\u003e\n\u003cp\u003eStock moves fast on this number. Send your inquiry with quantity and destination port for a firm quote.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSend the OE number, your quantity and your destination port — feel free to \u003ca href=\"https:\/\/hanchitrade.com\/pages\/contact\" title=\"contact us\" target=\"_blank\"\u003eContact Us\u003c\/a\u003e. We reply with fitment confirmation and a quote.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Hanchi Auto Parts","offers":[{"title":"Default Title","offer_id":52397406978294,"sku":"21781059","price":1000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/2212\/0694\/files\/21781059-water-pump-suitable-for-volvo-renault-truck-volvo-bus-high-quality.jpg?v=1794661094","url":"https:\/\/hanchitrade.com\/en-ar\/products\/21781059-water-pump","provider":"Hanchi Auto Parts","version":"1.0","type":"link"}