{"product_id":"1858979-piston-as-fits-caterpillar-models","title":"1858979 Piston As Fits Caterpillar Models","description":"\u003ch3\u003eOne New Aftermarket Replacement Piston Assembly for Caterpillar (Cat) Excavators\u003c\/h3\u003e\u003cp\u003eThis aftermarket replacement hydraulic pump piston assembly fits the main hydraulic pump on Caterpillar 311 and 312 series excavators. The piston assembly is a key internal component of the variable displacement swashplate axial piston pump that powers the boom, arm, bucket, and travel functions. Sold as a set of 9 pistons.\u003c\/p\u003e\u003ch4\u003eCompatible Models\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar Excavators:\u003c\/strong\u003e E311, E312, 311, 311B, 312, 312B\u003c\/p\u003e\u003ch4\u003eReplaces Part Number(s):\u003c\/h4\u003e\u003cp\u003e1858979\u003c\/p\u003e\u003ch4\u003eAftermarket Interchange Numbers\u003c\/h4\u003e\u003cp\u003e5I8778, 5I-8778\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":42452133019731,"sku":"1858979","price":160.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0079\/4060\/3955\/files\/1858979_01.jpg?v=1757741395","url":"https:\/\/www.reliableaftermarketparts.co.uk\/products\/1858979-piston-as-fits-caterpillar-models","provider":"Reliable Aftermarket Parts, Inc®","version":"1.0","type":"link"}