{"product_id":"dayco-72838-radiator-coolant-hose-lower","title":"Dayco 72838 Radiator Coolant Hose - Lower","description":"\u003ch2\u003eOverview of Dayco Curved Radiator Hose 72838\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 72838 is designed specifically for Mercedes-Benz Sprinter models, including the 1500, 2500, 3500, and 3500XD. This branched radiator coolant hose is constructed from durable EPDM material, ensuring reliable performance in demanding cooling system applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaterial: EPDM for heat and chemical resistance\u003c\/li\u003e\n\u003cli\u003eColor: Black\u003c\/li\u003e\n\u003cli\u003eBranched hose design with three different inside diameters\u003c\/li\u003e\n\u003cli\u003eEnd 1 Inside Diameter: 1 9\/32 inches\u003c\/li\u003e\n\u003cli\u003eEnd 2 Inside Diameter: 1 9\/32 inches\u003c\/li\u003e\n\u003cli\u003eEnd 3 Inside Diameter: 21\/32 inches\u003c\/li\u003e\n\u003cli\u003eComplies with SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eTrunk height: 12 inches\u003c\/li\u003e\n\u003cli\u003eDoes not include heat shield or protective sleeve\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 72838 is engineered to meet the specific cooling system requirements of Mercedes-Benz Sprinter vans. Made from EPDM (ethylene propylene diene monomer), this hose offers excellent resistance to heat, ozone, and coolant chemicals, which helps maintain system integrity under high-temperature conditions. The branched hose design features three connection points with varying inside diameters—1 9\/32 inches for both End 1 and End 2, and 21\/32 inches for End 3—allowing it to fit complex radiator configurations. The outside diameters are precisely sized to 1 21\/32 inches, 1 7\/8 inches, and 15\/16 inches respectively, ensuring a secure fit with compatible clamps and connectors. This hose complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, confirming its suitability for automotive coolant systems.\u003c\/p\u003e\u003cp\u003eThe Dayco Curved Radiator Hose product line focuses on providing shaped hoses that accommodate specific vehicle cooling system layouts, reducing the need for modifications or additional fittings. This hose is part of that line, designed to replace original equipment on Mercedes-Benz Sprinter models, maintaining proper coolant flow and system pressure.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or cracked radiator coolant hoses on Mercedes-Benz Sprinter 1500, 2500, 3500, and 3500XD\u003c\/li\u003e\n\u003cli\u003eResolving coolant leaks caused by hose degradation or damage\u003c\/li\u003e\n\u003cli\u003eAddressing overheating issues related to compromised coolant flow\u003c\/li\u003e\n\u003cli\u003eRestoring proper coolant circulation in branched radiator hose configurations\u003c\/li\u003e\n\u003cli\u003eMaintaining system pressure and preventing coolant loss in complex hose assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dayco Curved Radiator Hose 72838, ensure all connections are clean and free of debris before fitting the hose. Use appropriate clamps sized for the hose outside diameters (1 21\/32 inches, 1 7\/8 inches, and 15\/16 inches) to secure the hose ends firmly. Avoid twisting or stretching the hose during installation to maintain its shape and integrity. Since this hose does not include a heat shield or protective sleeve, verify that it is routed away from excessive heat sources or moving parts to prevent premature wear.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco manufactures the Curved Radiator Hose 72838 to meet strict SAE specifications, including J20R4 Class D-1 and J1684 Type EC, ensuring compatibility and durability in automotive cooling systems. While specific warranty details are not provided, Dayco products are generally backed by quality standards consistent with OEM replacement parts.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":51995881996469,"sku":"BCWL-72838","price":42.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_72838_Fro.jpg?v=1775164183","url":"https:\/\/www.partcatalog.com\/products\/dayco-72838-radiator-coolant-hose-lower","provider":"PartCatalog","version":"1.0","type":"link"}