{"product_id":"a-premium-serpentine-belt-6-rib-86-64-in-epdm-k-section-oem-fit-oil-resistant","title":"A-Premium Serpentine Belt 6-Rib 86.64 in — EPDM K-Section, OEM Fit \u0026 Oil-Resistant","description":"\u003cp\u003e\u003cstrong\u003eThe A-Premium 6-rib serpentine belt (86.64 in) is a heavy-duty EPDM replacement belt engineered to restore accessory drive performance and reduce noise and wear.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis 6-rib serpentine belt from A-Premium is designed for direct-fit replacement on a wide range of vehicles that use an 86.64-inch effective length and K cross-section. Made from EPDM rubber with polyester cords, it matches OEM dimensions for consistent tension, smooth accessory operation, and improved resistance to cracking, oils, and environmental contaminants. Before you install, confirm fitment with your vehicle details to ensure compatibility.\u003c\/p\u003e\n\n\u003ch3\u003eWhich vehicles does this 86.64-inch belt fit?\u003c\/h3\u003e\n\u003cp\u003eThe belt fits many models from Dodge, Ford, Jeep, Mazda, Mercury, and Mitsubishi that specify a 6-rib K-section belt with an effective length of 86.64 inches. Fitment varies by engine and year, so always verify your application using the vehicle lookup before purchasing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDodge: Nitro 2007–2011 V6 4.0L\u003c\/li\u003e\n  \u003cli\u003eFord: Explorer (2000–2001, 2004–2005), Explorer Sport (2001–2003), Sport Trac (2002–2005), Ranger (2001–2011) — V6 4.0L\u003c\/li\u003e\n  \u003cli\u003eJeep: Commander 2006 (3.7L\/4.7L), Grand Cherokee 2004–2006 (3.7L\/4.7L)\u003c\/li\u003e\n  \u003cli\u003eMazda: B4000 2001–2002, 2004–2010 (V6 4.0L)\u003c\/li\u003e\n  \u003cli\u003eMercury: Mountaineer 2000–2001 V6 4.0L\u003c\/li\u003e\n  \u003cli\u003eMitsubishi: Lancer, Outlander, Outlander Sport, RVR models with 2.0L and 2.4L engines (years vary)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this belt resist wear and contamination?\u003c\/h3\u003e\n\u003cp\u003eConstructed from premium EPDM compound, the belt resists common causes of premature failure such as ozone cracking, oil exposure, and heat aging. Polyester cords provide dimensional stability so the belt maintains correct tension and alignment under load, reducing accessory slip and vibration.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEPDM rubber for improved crack and heat resistance\u003c\/li\u003e\n  \u003cli\u003ePolyester cord core for stable length and tension\u003c\/li\u003e\n  \u003cli\u003ePrecision cross-section (K) to match OEM pulley geometry\u003c\/li\u003e\n  \u003cli\u003eResists oils and typical engine contaminants\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the key specifications and reference numbers?\u003c\/h3\u003e\n\u003cp\u003eThis belt’s effective length is 86.64 inches with an outside circumference near 87.37 inches, a top width of 0.807 inches, and six longitudinal ribs. It carries a wide set of cross-reference numbers to help you confirm compatibility across OEM and aftermarket catalogs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEffective length: 86.64 in; Outside circumference: 87.370 in\u003c\/li\u003e\n  \u003cli\u003eRib count: 6; Top width: 0.807 in; Cross-section: K\u003c\/li\u003e\n  \u003cli\u003eMaterials: EPDM rubber body, polyester cord\u003c\/li\u003e\n  \u003cli\u003eReference numbers include K060866, 1340A150, 53013864AA, 9091602437, and more\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I check before and during installation?\u003c\/h3\u003e\n\u003cp\u003eFor long-term performance, inspect the belt tensioner, idler pulleys, and accessory bearings before installing the new belt. Proper tension and pulley alignment are essential to prevent premature wear and noise; replace any worn or seized components at the same time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify vehicle-specific fitment using VIN or year\/model lookup\u003c\/li\u003e\n  \u003cli\u003eInspect and, if needed, replace the tensioner and idler pulleys\u003c\/li\u003e\n  \u003cli\u003eAlign pulleys and set correct tension per manufacturer specs\u003c\/li\u003e\n  \u003cli\u003eRun engine briefly and recheck tension after initial break-in\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? If you drive a vehicle listed above or any model requiring a 6-rib, 86.64-inch K-section belt and you want an OEM-dimension replacement built from modern EPDM materials, this A-Premium belt is a practical choice. It suits DIY mechanics, independent repair shops, and fleet maintenance teams needing a durable serpentine belt that resists environmental degradation while restoring smooth accessory operation. Remember to confirm fitment specifics for your exact engine and year before ordering.\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: Is this belt the right size for my vehicle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Check your vehicle year, make, model, and engine against the listed fitment; use VIN lookup if unsure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What warranty does A-Premium provide?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A-Premium includes a one-year unlimited-mileage guarantee on this serpentine belt.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"A-Premium","offers":[{"title":"Default Title","offer_id":48085777612958,"sku":"B0D7MPQ153","price":49.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/a-premium-front-packaging-belt_0fd94ed3-55b2-4ded-a02f-a82ef2d3ff5a.jpg?v=1785877342","url":"https:\/\/northtrailauto.ca\/products\/a-premium-serpentine-belt-6-rib-86-64-in-epdm-k-section-oem-fit-oil-resistant","provider":"North Trail Auto","version":"1.0","type":"link"}