{"product_id":"2w8271-arm-a-fits-caterpillar-models","title":"2W8271 Arm A Fits Caterpillar Models","description":"\u003ch3\u003eOne New Aftermarket Replacement Rocker Arm (Arm A) for Caterpillar (Cat) Diesel Engines\u003c\/h3\u003e\u003cp\u003eThis aftermarket replacement rocker arm (Caterpillar internal designation \"Arm A\", part number 2W8271) is a valvetrain component used in Caterpillar diesel engines. Rocker arms transfer motion from the camshaft to open and close intake and exhaust valves; worn or damaged rocker arms can cause valve sealing problems, increased oil consumption, and loss of engine performance. This part is commonly associated with the Caterpillar 3406 engine series, a heavy-duty inline six-cylinder diesel platform used across construction equipment, heavy trucks, agricultural machinery, and industrial power generation applications.\u003c\/p\u003e\u003ch4\u003eCompatible Engines\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar 3406 Series:\u003c\/strong\u003e 3406, 3406A, 3406B, 3406C, 3406E (verify engine serial number and arrangement against your parts manual before ordering)\u003c\/p\u003e\u003ch4\u003eReplaces Part Number(s):\u003c\/h4\u003e\u003cp\u003e2W8271, 9N5588, 0R2278, 9L6386, 9L9402\u003c\/p\u003e\u003cp\u003eNew aftermarket replacement part - not remanufactured, not used.\u003c\/p\u003e","brand":"Reliable Aftermarket Parts, Inc® -OD","offers":[{"title":"Default Title","offer_id":42453941321811,"sku":"2W8271","price":48.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0079\/4060\/3955\/files\/2W8271_01.jpg?v=1757754682","url":"https:\/\/www.reliableaftermarketparts.com\/products\/2w8271-arm-a-fits-caterpillar-models","provider":"Reliable Aftermarket Parts, Inc®","version":"1.0","type":"link"}