{"product_id":"bmw-e39-lower-radiator-hose-11531705224","title":"BMW E39 5-Series Lower Radiator Coolant Hose OEM 11531705224","description":"\u003cp\u003eRestore dependable coolant flow in your BMW E39 5-Series with this Rein lower radiator coolant hose assembly. Designed as a direct replacement for the original lower radiator hose, it connects the radiator to the engine cooling system and helps maintain proper coolant circulation. This hose supports efficient heat transfer and helps your cooling system operate as intended during daily driving, highway travel, and demanding conditions.\u003c\/p\u003e\u003cp\u003eRein manufactures this replacement hose to meet the fit and performance requirements of the BMW cooling system. Its application-specific design helps simplify installation and provides a reliable solution when the original hose becomes cracked, brittle, swollen, soft, or damaged. Replacing a worn lower radiator hose can help reduce the risk of coolant leaks, overheating, and unexpected cooling-system failure.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDirect-fit lower radiator hose assembly for select BMW E39 5-Series models.\u003c\/li\u003e\n\u003cli\u003eManufactured by Rein for dependable replacement performance and accurate fitment.\u003c\/li\u003e\n\u003cli\u003eHelps maintain consistent coolant circulation between the radiator and engine.\u003c\/li\u003e\n\u003cli\u003eReplaces a deteriorated or leaking factory-style lower radiator hose.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis BMW radiator hose is identified by BMW part number 11531705224, also written as 11 53 1 705 224. Always compare the part number, vehicle application, and hose configuration before ordering to confirm compatibility with your specific E39 5-Series.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation note:\u003c\/strong\u003e Some applications use an auxiliary fan switch installed in the lower radiator hose. If the old auxiliary fan switch does not seal correctly in the replacement hose, the issue may be the aged or flattened O-ring on the existing switch rather than a defect in the new hose. Inspect the switch and install a suitable replacement O-ring when necessary. Properly seat all connections, secure the clamps, and check the cooling system for leaks after installation.\u003c\/p\u003e\u003cp\u003eChoose this Rein lower radiator coolant hose to help keep your BMW E39 cooling system secure, efficient, and ready for reliable operation.\u003c\/p\u003e","brand":"Rein","offers":[{"title":"525i 2001-2003","offer_id":35928191303840,"sku":"11531705224R","price":39.44,"currency_code":"USD","in_stock":true},{"title":"530i 2001-2003","offer_id":35928191336608,"sku":"11531705224R","price":39.44,"currency_code":"USD","in_stock":true},{"title":"528i 09\/1998-2000","offer_id":35928191369376,"sku":"11531705224R","price":39.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0441\/8748\/4320\/products\/11531705224E39-2_f55b27a2-bfff-4d98-8b6b-6a1f0416eb76.jpg?v=1602870852","url":"https:\/\/oembimmerparts.com\/products\/bmw-e39-lower-radiator-hose-11531705224","provider":"OEMBimmerParts","version":"1.0","type":"link"}