{"product_id":"2s4357-pinion-fd-fits-caterpillar-models","title":"2S4357 Pinion  Fd Fits Caterpillar Models","description":"\u003ch3\u003eOne New Aftermarket Replacement Final Drive Pinion for Caterpillar (Cat) Track-Type Tractors and Pipelayers\u003c\/h3\u003e\u003cp\u003eThis 12-tooth final drive pinion (part number 2S4357, also formatted as 2S-4357) is a direct aftermarket replacement for Caterpillar (Cat) D8H and D8K crawler dozers and the 583K pipelayer. The pinion is a critical component of the final drive assembly, transferring power from the drive train to the undercarriage. Note: OEM part number 2S-4357 has been superseded by Caterpillar part number 217-7706; verify your machine's current service parts requirement before ordering.\u003c\/p\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTeeth: 12\u003c\/li\u003e\n\u003cli\u003eOuter Diameter: 127.7 mm\u003c\/li\u003e\n\u003cli\u003eDuty Rating: General Duty\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatible Models\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar (Cat) Track-Type Tractors:\u003c\/strong\u003e D8H, D8K\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar (Cat) Pipelayers:\u003c\/strong\u003e 583K\u003c\/p\u003e\u003ch4\u003eReplaces Part Number(s):\u003c\/h4\u003e\u003cp\u003e2S4357, 2S-4357\u003c\/p\u003e\u003ch4\u003eAftermarket Interchange Numbers\u003c\/h4\u003e\u003cp\u003eSupersedes to Caterpillar OEM number: 217-7706\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":42453155151955,"sku":"2S4357","price":424.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0079\/4060\/3955\/files\/2S4357_01.jpg?v=1757638067","url":"https:\/\/www.reliableaftermarketparts.com\/products\/2s4357-pinion-fd-fits-caterpillar-models","provider":"Reliable Aftermarket Parts, Inc®","version":"1.0","type":"link"}