{"product_id":"dayco-71129-radiator-coolant-hose-lower","title":"Dayco 71129 Radiator Coolant Hose - Lower","description":"\u003ch2\u003eDurable Radiator Coolant Hose for Select GM Vehicles\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 71129 is engineered to provide reliable coolant flow for various Buick, Chevrolet, Oldsmobile, and Pontiac models. Designed with precision, this dual inside diameter hose ensures a secure fit and efficient cooling system performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from EPDM material for heat and chemical resistance\u003c\/li\u003e\n\u003cli\u003eBlack color for standard OEM appearance\u003c\/li\u003e\n\u003cli\u003eDual inside diameters: 1 1\/2 inch and 1 25\/32 inch ends\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 of 19 1\/2 inches for proper routing\u003c\/li\u003e\n\u003cli\u003eDoes not include heat shield or protective sleeve\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Dayco Curved Radiator Hose Product Line\u003c\/h2\u003e\u003cp\u003eThe Curved Radiator Hose line by Dayco focuses on delivering hoses with precise bends and dual inside diameters to accommodate specific radiator and engine connections. This product line is designed to meet stringent SAE standards, ensuring compatibility and durability for cooling systems in classic and modern GM vehicles.\u003c\/p\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThis radiator coolant hose is made from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and coolant chemicals, making it suitable for long-term use in automotive cooling systems. The hose features two different inside diameters—1 1\/2 inch on one end and 1 25\/32 inch on the other—allowing it to connect components with varying sizes securely. Its black color matches OEM styling, and the 19 1\/2 inch trunk height supports proper installation without kinking. The hose meets SAE J20R4 Class D-1 and SAE J1684 Type EC standards, confirming its compliance with industry requirements for coolant hoses.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Common Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBuick models including LeSabre and Regal\u003c\/li\u003e\n\u003cli\u003eChevrolet models such as Caprice, Impala, Malibu, Monte Carlo, El Camino, and Custom Cruiser\u003c\/li\u003e\n\u003cli\u003eOldsmobile models like the Cutlass and 88 series\u003c\/li\u003e\n\u003cli\u003ePontiac models including Bonneville and Grand Prix\u003c\/li\u003e\n\u003cli\u003eG-series vans: G10, G20, G30\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify hose dimensions and fitment with your vehicle’s cooling system before installation\u003c\/li\u003e\n\u003cli\u003eEnsure both radiator and engine connections are clean and free of debris\u003c\/li\u003e\n\u003cli\u003eUse appropriate clamps to secure the hose ends firmly\u003c\/li\u003e\n\u003cli\u003eCheck for leaks after installation and during initial engine operation\u003c\/li\u003e\n\u003cli\u003eReplace any worn or damaged clamps to maintain a secure seal\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco manufactures the Curved Radiator Hose 71129 to meet SAE specifications, ensuring consistent quality and performance. While specific warranty details are not provided, Dayco products typically adhere to industry standards for durability and reliability in automotive cooling applications.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":51847559676085,"sku":"BCWL-71129","price":27.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_71129_Fro.jpg?v=1774728337","url":"https:\/\/www.partcatalog.com\/products\/dayco-71129-radiator-coolant-hose-lower","provider":"PartCatalog","version":"1.0","type":"link"}