{"product_id":"rein-chk0021-radiator-coolant-hose-kit-lower","title":"Rein CHK0021 Radiator Coolant Hose Kit - Lower","description":"\u003ch2\u003eOE-Style Lower Coolant Hose Kit for BMW X5\u003c\/h2\u003e\u003cp\u003eRein CHK0021 is a specific-fit radiator coolant hose kit for the lower cooling circuit on 2001-2006 BMW X5 models. It is built as a direct replacement for the original hose assembly, with the temperature sensor pre-installed and thermoplastic quick-connect fittings for a factory-style connection.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSpecific-fit lower radiator coolant hose kit for BMW X5 applications\u003c\/li\u003e\n\u003cli\u003ePre-installed temperature sensor to reduce sensor reuse during service\u003c\/li\u003e\n\u003cli\u003eBlack hose construction\u003c\/li\u003e\n\u003cli\u003eThermoplastic quick-connect fittings for OE-style attachment points\u003c\/li\u003e\n\u003cli\u003eDirect replacement design for the original hose and hose assembly\u003c\/li\u003e\n\u003cli\u003ePart number CHK0021\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eRein CHK0021 is engineered for 2001-2006 BMW X5 lower hose service, including applications noted with a temperature switch and quick connectors. The hose follows the original shape and branch layout used on the OE assembly, which helps maintain proper routing and connection fitment in the BMW X5 cooling system. Rein CHK0021 also includes the temperature sensor already installed, which eliminates the need to transfer the old sensor during replacement.\u003c\/p\u003e\u003cp\u003eThis part cross-references Genuine 11537508688 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or aged lower radiator hose on BMW X5 models\u003c\/li\u003e\n\u003cli\u003eCoolant leaks at hose branches or connector points\u003c\/li\u003e\n\u003cli\u003eFaulty temperature sensor service caused by reusing an old sensor\u003c\/li\u003e\n\u003cli\u003eImproper fit from non-specific replacement hoses\u003c\/li\u003e\n\u003cli\u003eCooling system maintenance on 2001-2006 BMW X5 vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eFits 2001-2006 BMW X5, lower. Confirm the hose routing, connector style, and sensor connection before installation. Inspect mating surfaces, clamps, and adjacent cooling components for wear or contamination before reassembly. CHK0021 is a specific-fit replacement, so verify the vehicle’s lower hose configuration matches the listed notes: Incl. Temp. Switch, w\/Quick Connectors.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eRein supplies OE-quality cooling components for European vehicles, with replacement parts patterned after the original hose assembly dimensions and connection style. CHK0021 is built to match the OE application for BMW X5 cooling system service.\u003c\/p\u003e","brand":"Rein","offers":[{"title":"Default Title","offer_id":52431280537781,"sku":"DFBS-CHK0021","price":37.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/C8_CHK0021_Fro.jpg?v=1777850739","url":"https:\/\/www.partcatalog.com\/products\/rein-chk0021-radiator-coolant-hose-kit-lower","provider":"PartCatalog","version":"1.0","type":"link"}