{"product_id":"1793048-ring-backup-fits-caterpillar-models","title":"1793048 Ring-Backup Fits Caterpillar Models","description":"\u003ch3\u003eOne New Aftermarket Replacement Backup Ring (Seal) for Caterpillar (Cat) Construction Equipment\u003c\/h3\u003e\u003cp\u003eThis backup ring is a hydraulic sealing component used in the recoil track adjuster system on Caterpillar construction equipment. It prevents fluid leakage from the track adjuster, maintaining proper track tension and protecting the integrity of the hydraulic seal under high-pressure operating conditions. Backup rings are installed alongside primary O-ring seals to resist seal extrusion in dynamic and static hydraulic applications.\u003c\/p\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eOuter Diameter: 90mm\u003c\/li\u003e\n\u003cli\u003eApplication: Recoil track adjuster sealing system\u003c\/li\u003e\n\u003cli\u003ePart Type: Backup ring \/ anti-extrusion ring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatible Models\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar (Cat):\u003c\/strong\u003e Verify fitment by model and serial number - this part is used across multiple Caterpillar excavator and crawler dozer platforms. Consult your parts manual or Cat dealer to confirm compatibility for your specific machine configuration.\u003c\/p\u003e\u003ch4\u003eReplaces Part Number(s):\u003c\/h4\u003e\u003cp\u003e1793048, 179-3048\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":42453547483219,"sku":"1793048","price":22.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0079\/4060\/3955\/files\/1793048_01.jpg?v=1757643654","url":"https:\/\/www.reliableaftermarketparts.co.uk\/products\/1793048-ring-backup-fits-caterpillar-models","provider":"Reliable Aftermarket Parts, Inc®","version":"1.0","type":"link"}