{"product_id":"a-premium-a-c-suction-discharge-hose-assembly-for-dodge-ram-2500-3500-4000-5-9l-ohv-diesel-direct-fit-4-layer-reinforced","title":"A-Premium A\/C Suction \u0026 Discharge Hose Assembly for Dodge Ram 2500\/3500\/4000 5.9L OHV Diesel — Direct-Fit, 4-Layer Reinforced","description":"\u003cp\u003e\u003cstrong\u003eHigh-strength A\/C suction and discharge hose assembly engineered to replace worn lines on 2003–2005 Dodge Ram 2500\/3500 and Ram 4000 5.9L OHV diesel models.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis A-Premium hose assembly is a direct-fit replacement set designed for diesel-powered Dodge Ram 2500 (2003–2005), Ram 3500 (2003–2005) and Ram 4000 (2005) trucks with the 5.9L OHV engine. It includes both the low-pressure suction line and the high-pressure discharge line, built with a multilayer construction to withstand heat, abrasion and the pressure cycles typical in truck HVAC systems. The part matches common OEM reference numbers and comes with a one-year unlimited-mileage warranty from A-Premium.\u003c\/p\u003e\n\n\u003ch3\u003eWill this hose assembly fit my Dodge Ram 5.9L diesel?\u003c\/h3\u003e\n\n\u003cp\u003eYes — the assembly is sized for specific years and engine types. Confirm your truck is a diesel Ram with the 5.9L OHV engine and one of these model years: Ram 2500 (2003–2005), Ram 3500 (2003–2005) or Ram 4000 (2005).\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eFits Diesel models only — not gasoline variants.\u003c\/li\u003e\n  \u003cli\u003eCompatible with L6 5.9L OHV engines in listed years and trims (including Laramie where specified).\u003c\/li\u003e\n  \u003cli\u003eMatches OEM\/reference numbers: HA10978C, 34-63898, 3463898, 4811798, 5179828AA, T56817.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and reliable are these hoses under heavy-duty use?\u003c\/h3\u003e\n\n\u003cp\u003eThe hoses feature a four-layer construction that resists collapse, abrasion and temperature extremes typical of truck engine bays. This construction helps maintain consistent refrigerant flow and reduces the risk of premature failure under heavy-duty or high-mileage use.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eFour-layer reinforced design for increased strength and burst resistance.\u003c\/li\u003e\n  \u003cli\u003eEngineered for a wide operating temperature range in harsh conditions.\u003c\/li\u003e\n  \u003cli\u003eOEM-style fittings and bends for secure, leak-minimizing connections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat does installation involve and will it restore A\/C performance?\u003c\/h3\u003e\n\n\u003cp\u003eInstallation replaces the suction (low pressure) and discharge (high pressure) lines between compressor, evaporator and condenser. When properly installed and combined with a leak-free system and correct refrigerant charge, these new lines help restore the HVAC system’s ability to cool effectively by eliminating degraded or leaking hoses.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eDirect-fit design reduces the need for modifications or custom routing.\u003c\/li\u003e\n  \u003cli\u003eUse with proper O-rings, fittings and refrigerant service procedures for best results.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation recommended if you lack HVAC tooling or experience.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat warranty and quality assurances does A-Premium provide?\u003c\/h3\u003e\n\n\u003cp\u003eA-Premium backs this A\/C hose assembly with a one-year unlimited-mileage guarantee, reflecting confidence in the part’s manufacturing and fit. The product is presented as a high-quality aftermarket replacement, meeting common reference numbers to aid compatibility checks.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eOne-year unlimited-mileage warranty included.\u003c\/li\u003e\n  \u003cli\u003eManufactured to match common OEM reference numbers for ease of replacement.\u003c\/li\u003e\n  \u003cli\u003eSold as an aftermarket assembly to restore HVAC reliability and serviceability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? This hose assembly is aimed at owners and technicians working on Dodge Ram 2500\/3500 and Ram 4000 trucks from the early 2000s with the 5.9L OHV diesel engine who need a reliable, direct-fit replacement for aging or leaking A\/C lines. It’s appropriate for fleet maintenance, performance-minded owners restoring climate control function, and repair shops seeking a cost-effective, warranty-backed aftermarket option. Confirm your vehicle’s year, engine type and diesel fuel requirement before purchase to ensure proper fitment.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this hose assembly fit gasoline Rams?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. It fits diesel-only 5.9L OHV Dodge Ram 2500\/3500 (2003–2005) and Ram 4000 (2005).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is professional installation required?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Professional installation is recommended to ensure proper sealing, refrigerant handling, and system performance.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"A-Premium","offers":[{"title":"Default Title","offer_id":48084062404766,"sku":"B09QHH5DX3","price":85.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/a-premium-ac-hose-front-assembly.jpg?v=1785845152","url":"https:\/\/northtrailauto.ca\/products\/a-premium-a-c-suction-discharge-hose-assembly-for-dodge-ram-2500-3500-4000-5-9l-ohv-diesel-direct-fit-4-layer-reinforced","provider":"North Trail Auto","version":"1.0","type":"link"}