{"product_id":"coolant-expansion-tank-cap-sensor-for-mercedes-benz-x166-w166-1665000049","title":"Coolant Expansion Tank + Cap + Sensor For Mercedes-Benz X166 W166 1665000049","description":"\u003ch2\u003eCoolant Expansion Tank + Cap + Sensor for Mercedes-Benz\u003c\/h2\u003e\u003cp\u003eThis coolant expansion tank assembly, featuring a recovery cap and integrated level sensor, manages engine coolant expansion and monitors fluid levels for Mercedes-Benz, referencing OEM part number 1665000049.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Coolant Expansion Tank + Cap + Sensor provides a reliable replacement for cracked or leaking factory reservoirs in luxury vehicles. This Coolant Expansion Tank + Cap + Sensor regulates the cooling system's pressure and alerts the driver when fluid levels drop. It is engineered for vehicle owners and technicians seeking to prevent engine overheating due to reservoir failure.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eMolded from durable, heat-resistant plastic to withstand cooling system pressures\u003c\/li\u003e\n\u003cli\u003eIncludes a pre-installed fluid level sensor to provide real-time dashboard alerts\u003c\/li\u003e\n\u003cli\u003eComes with a pressure-rated radiator cap to maintain optimal system pressure\u003c\/li\u003e\n\u003cli\u003eMatches original equipment mounting points for a secure and direct fit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Mercedes-Benz X166\u003c\/li\u003e\n\u003cli\u003efor Mercedes-Benz W166\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eReplacing a cracked coolant reservoir to stop active fluid leaks\u003c\/li\u003e\n\u003cli\u003eRestoring proper cooling system pressure and preventing air locks\u003c\/li\u003e\n\u003cli\u003eResolving false or missing low coolant dashboard warning lights\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1665000049\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIncludes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTank, Cap, Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIndustrial Plastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Why do expansion tanks crack over time? \u003cstrong\u003eA:\u003c\/strong\u003e Constant exposure to extreme temperature cycles and high pressure causes the plastic to become brittle and eventually split.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is the sensor easily replaceable if it fails in the future? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the integrated level sensor can be serviced, though this unit comes with a pre-installed sensor for immediate use.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":44788924383318,"sku":"SZ1E02801","price":123.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/57_d90d1e72-a687-46e2-af32-57578d0e8748.jpg?v=1779934180","url":"https:\/\/www.solidspare.com\/products\/coolant-expansion-tank-cap-sensor-for-mercedes-benz-x166-w166-1665000049","provider":"Solid Spare","version":"1.0","type":"link"}