{"product_id":"1709845-seal-buffer-fits-caterpillar-models","title":"1709845 Seal-Buffer Fits Caterpillar Models","description":"\u003ch3\u003eOne New Aftermarket Replacement Buffer Seal for Caterpillar (Cat) Equipment\u003c\/h3\u003e\u003cp\u003eThis hydraulic buffer seal replaces Caterpillar (Cat) part number 170-9845 and is designed for use in lift and hoist cylinder applications. Buffer seals are installed in hydraulic cylinders to protect the primary rod seal from pressure spikes -- their channeled design allows normal fluid flow under standard operating conditions while restricting sudden pressure surges before they can reach and damage the main rod seal. Keeping this seal in good condition is essential for reliable hydraulic cylinder performance on Caterpillar construction equipment.\u003c\/p\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eInner Diameter: 89mm\u003c\/li\u003e\n\u003cli\u003eApplication: Lift cylinder, hoist cylinder\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatible Models\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar:\u003c\/strong\u003e Fits Caterpillar equipment equipped with 89mm ID lift or hoist hydraulic cylinders. Verify fitment by model and serial number before ordering.\u003c\/p\u003e\u003ch4\u003eReplaces Part Number(s):\u003c\/h4\u003e\u003cp\u003e1709845, 170-9845\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":42452368031827,"sku":"1709845","price":21.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0079\/4060\/3955\/files\/1709845_01.jpg?v=1757794344","url":"https:\/\/www.reliableaftermarketparts.co.uk\/products\/1709845-seal-buffer-fits-caterpillar-models","provider":"Reliable Aftermarket Parts, Inc®","version":"1.0","type":"link"}