{"product_id":"supaland-cas3-key-fob-replacement-for-bmw-3-5-series-2004-2014-3-button-with-pre-installed-board-battery","title":"SUPALAND CAS3 Key Fob Replacement for BMW 3 \u0026 5 Series (2004–2014) — 3-Button with Pre‑installed Board \u0026 Battery","description":"\u003cstrong\u003eSUPALAND CAS3 replacement key fob is a brand-new 3-button remote that replaces OEM KR55WK49127 \/ KR55WK49123 keyless entry units for many BMW 3 and 5 Series models (2004–2014) but requires professional programming and key cutting before use.\u003c\/strong\u003e\n\n\u003cp\u003eIf your BMW’s original remote is lost, damaged, or the battery is failing, this SUPALAND CAS3 key fob offers a cost-effective aftermarket replacement that houses the electronic board and battery pre-installed. It’s made to match OEM part numbers and FCC IDs commonly used across BMW 3 and 5 Series vehicles—so confirming your vehicle’s FCC ID, frequency, and part number before purchase ensures compatibility. Note: the unit is not user-programmable and must be cut and programmed by a locksmith or dealership.\u003c\/p\u003e\n\n\u003ch3\u003eWill this key fob physically fit my BMW model?\u003c\/h3\u003e\n\u003cp\u003eCompatibility is based on part numbers and FCC IDs rather than model year alone. This SUPALAND fob is made to match replacements for part number 66126986583 and FCC IDs KR55WK49127 \/ KR55WK49123, commonly found on BMW 3 and 5 Series from about 2004 through 2014.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits many BMW 3 Series: 325i, 328i, 330i, 335i (model years listed).\u003c\/li\u003e\n  \u003cli\u003eFits many BMW 5 Series: 525i, 528i, 530i, 535i, 550i (model years listed).\u003c\/li\u003e\n  \u003cli\u003eCompare your OEM part number and FCC ID to the listing before ordering.\u003c\/li\u003e\n  \u003cli\u003eContact SUPALAND or a dealer if you’re unsure about compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I get the fob programmed and the key cut?\u003c\/h3\u003e\n\u003cp\u003eThis remote contains the electronic board and battery but cannot be programmed using onboard vehicle menus. A qualified locksmith or authorized BMW dealer must perform key cutting and electronic programming so the transponder and remote functions work with your vehicle.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBring the fob and proof of ownership to a locksmith or dealer.\u003c\/li\u003e\n  \u003cli\u003eRequest programming for CAS3\/CAS system or the specific BMW immobilizer system.\u003c\/li\u003e\n  \u003cli\u003eAsk for both remote pairing and physical key cutting in one visit if possible.\u003c\/li\u003e\n  \u003cli\u003eSave receipts and confirm remote functions (lock\/unlock\/panic) after programming.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat comes in the box and how is quality assured?\u003c\/h3\u003e\n\u003cp\u003eThe SUPALAND key fob arrives as a complete unit: a 3-button keyless remote with the electronic board and battery already installed, plus a blank physical key to be cut. Each item is tested prior to shipping to ensure the electronics and battery are functioning on arrival.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOne 3-button SUPALAND CAS3 remote with pre-installed electronics and battery.\u003c\/li\u003e\n  \u003cli\u003eOne blank key blade for cutting to your vehicle.\u003c\/li\u003e\n  \u003cli\u003ePre-shipment testing of remote electronics and battery life.\u003c\/li\u003e\n  \u003cli\u003eInstructions included; customer support available for identification questions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I check before buying to avoid returns?\u003c\/h3\u003e\n\u003cp\u003eTo prevent ordering the wrong replacement, verify the FCC ID, part number and physical button layout on your original remote match the SUPALAND listing. If any of these differ, the fob may not function with your car’s immobilizer or may not fit into your key slot.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConfirm OEM part number (e.g., 66126986583) and FCC ID match listing.\u003c\/li\u003e\n  \u003cli\u003eCompare button count and shape to your existing remote.\u003c\/li\u003e\n  \u003cli\u003eCheck vehicle compatibility years and model variants carefully.\u003c\/li\u003e\n  \u003cli\u003eContact SUPALAND or a dealer for help if uncertain.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this product is for: Drivers who own compatible BMW 3 or 5 Series models from the indicated years and need a cost-effective OEM-style remote replacement, and who have access to a locksmith or dealership to handle transponder programming and key cutting. This option is ideal for owners replacing a lost or damaged fob who want a fully assembled remote with battery included and pre-tested electronics. If you prefer user-programmable remotes or DIY immobilizer work, this product will not meet those needs.\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: Can I program this SUPALAND key fob myself?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. This CAS3 remote is not onboard-programmable; a locksmith or BMW dealer must program it.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the fob include a battery and key blank?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The remote ships with the battery pre-installed and includes a blank key for cutting.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SUPALAND","offers":[{"title":"Default Title","offer_id":48084353613982,"sku":"B0F8VP94ZR","price":31.92,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/supaland-fob-front-profile.jpg?v=1785851582","url":"https:\/\/northtrailauto.ca\/products\/supaland-cas3-key-fob-replacement-for-bmw-3-5-series-2004-2014-3-button-with-pre-installed-board-battery","provider":"North Trail Auto","version":"1.0","type":"link"}