{"product_id":"nissens-999415-a-c-expansion-valve","title":"Nissens 999415 A\/C Expansion Valve","description":"\u003ch2\u003eNissens A\/C Expansion Valve for Mercedes-Benz\u003c\/h2\u003e\u003cp\u003eThe Nissens 999415 A\/C expansion valve is a block-style HVAC flow restrictor built from aluminum for R134A systems. It is engineered for precise refrigerant metering in Mercedes-Benz applications, including AMG GT, G-Class, C-Class, E-Class, and GLC models.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: Nissens\u003c\/li\u003e\n\u003cli\u003ePart number: 999415\u003c\/li\u003e\n\u003cli\u003eAluminum construction\u003c\/li\u003e\n\u003cli\u003eBlock-type A\/C expansion valve\u003c\/li\u003e\n\u003cli\u003eRefrigerant type: R134A\u003c\/li\u003e\n\u003cli\u003eMounting hardware included\u003c\/li\u003e\n\u003cli\u003eO-rings included\u003c\/li\u003e\n\u003cli\u003eO-ring quantity: 4\u003c\/li\u003e\n\u003cli\u003eLiquid inlet fitting thread diameter: 0.3500\u003c\/li\u003e\n\u003cli\u003eLiquid outlet fitting thread diameter: 0.4700\u003c\/li\u003e\n\u003cli\u003eSuction inlet fitting thread diameter: 0.7100\u003c\/li\u003e\n\u003cli\u003eSuction outlet fitting thread diameter: 0.7100\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment Coverage\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2021-2022 Mercedes-Benz AMG GT 43, N\/A.\u003c\/li\u003e\n\u003cli\u003eFits 2022 Mercedes-Benz AMG GT 53, N\/A. Notes: Inlet 1: 35.5mm, Inlet 2: 30 mm, Outlet 1: 11.8 mm, Outlet 2: 17.7 mm.\u003c\/li\u003e\n\u003cli\u003eFits 2019-2021 Mercedes-Benz AMG GT 53, N\/A.\u003c\/li\u003e\n\u003cli\u003eFits 2019-2021 Mercedes-Benz AMG GT 63, N\/A.\u003c\/li\u003e\n\u003cli\u003eFits 2019-2021 Mercedes-Benz AMG GT 63 S, N\/A.\u003c\/li\u003e\n\u003cli\u003eFits 2019-2021 Mercedes-Benz G550, N\/A.\u003c\/li\u003e\n\u003cli\u003eFits 2019-2021 Mercedes-Benz G63 AMG, N\/A.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2018 Mercedes-Benz C300, N\/A.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2018 Mercedes-Benz C350e, N\/A.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2018 Mercedes-Benz C43 AMG, N\/A.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2018 Mercedes-Benz C63 AMG, N\/A.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2018 Mercedes-Benz C63 AMG S, N\/A.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2018 Mercedes-Benz E300, N\/A.\u003c\/li\u003e\n\u003cli\u003eFits 2018 Mercedes-Benz E400, N\/A.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2018 Mercedes-Benz E43 AMG, N\/A.\u003c\/li\u003e\n\u003cli\u003eFits 2018 Mercedes-Benz E63 AMG S, N\/A.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2018 Mercedes-Benz GLC300, N\/A.\u003c\/li\u003e\n\u003cli\u003eFits 2017-2018 Mercedes-Benz GLC43 AMG, N\/A.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat This Part Helps Correct\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUneven refrigerant flow through the A\/C system\u003c\/li\u003e\n\u003cli\u003eWeak cabin cooling performance\u003c\/li\u003e\n\u003cli\u003eIncorrect evaporator feed control\u003c\/li\u003e\n\u003cli\u003ePressure-related A\/C performance issues\u003c\/li\u003e\n\u003cli\u003eLeaks at the valve connection points when seals are worn\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify the vehicle’s refrigerant system uses R134A before installation. Confirm the inlet and outlet dimensions against the original valve, especially on the 2022 Mercedes-Benz AMG GT 53 application with listed port measurements. Replace the O-rings during service and inspect the mating surfaces for contamination or damage before reassembly. This part cross-references UAC EX10709C and OE numbers 0998300600, A0998300600 for the same application.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eNissens develops and manufactures thermal management components to consistent production standards, with a focus on aftermarket fit and function. Part number 999415 is built as a direct-service HVAC component for Mercedes-Benz A\/C repair work.\u003c\/p\u003e","brand":"Nissens","offers":[{"title":"Default Title","offer_id":52725015347381,"sku":"BKMH-999415","price":36.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/N1_999415_Fro.jpg?v=1782022738","url":"https:\/\/www.partcatalog.com\/products\/nissens-999415-a-c-expansion-valve","provider":"PartCatalog","version":"1.0","type":"link"}