{"product_id":"cat-259b3-rear-idler-assembly-ctl-undercarriage-part","title":"CAT 259B3 Rear Idler Assembly – CTL Undercarriage Part 304-1894","description":"\u003ch3\u003eSingle Flange Rear Idler Wheel for Caterpillar® 259B3\u003c\/h3\u003e\n\n\u003cp\u003e\nThis replacement single flange rear idler wheel is designed for compatible Caterpillar® 259B3 compact track loader undercarriage systems. Mounted beneath the drive sprocket within the rear section of the undercarriage assembly, the idler helps support rubber track alignment and maintain smoother machine operation across demanding site conditions.\n\u003c\/p\u003e\n\n\u003cp\u003e\nOEM reference \u003cstrong\u003e304-1894\u003c\/strong\u003e is commonly associated with this style of Caterpillar® rear idler assembly. Compatibility should always be confirmed using machine model information, serial range and existing OEM references before ordering replacement undercarriage components.\n\u003c\/p\u003e\n\n\u003ch3\u003eReplacement Rear Undercarriage Idler\u003c\/h3\u003e\n\n\u003cp\u003e\nThis version is the \u003cstrong\u003esingle flange\u003c\/strong\u003e rear idler configuration used on selected Caterpillar® compact track loader systems. Designed for installation below the sprocket assembly, the idler helps maintain proper rubber track positioning during machine operation in abrasive and high-load environments.\n\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eReplacement single flange rear idler wheel\u003c\/li\u003e\n  \u003cli\u003eSuitable for Caterpillar® 259B3 compact track loaders\u003c\/li\u003e\n  \u003cli\u003eDesigned for rear undercarriage fitment below the sprocket\u003c\/li\u003e\n  \u003cli\u003eDirect replacement undercarriage component\u003c\/li\u003e\n  \u003cli\u003eManufactured for demanding machine applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHeavy-Duty Compact Track Loader Component\u003c\/h3\u003e\n\n\u003cp\u003e\nRear idlers are an important part of compact track loader undercarriage systems and help maintain stable rubber track movement while supporting smoother machine travel across uneven and abrasive operating conditions.\n\u003c\/p\u003e\n\n\u003cp\u003e\nProduced using durable undercarriage-grade materials and sealing systems, this rear idler assembly is designed for dependable operation across construction, demolition, landscaping, agricultural and groundwork applications.\n\u003c\/p\u003e\n\n\u003ch3\u003eAdditional Product Information\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003eOEM reference: 304-1894\u003c\/li\u003e\n  \u003cli\u003eSingle flange rear idler wheel assembly\u003c\/li\u003e\n  \u003cli\u003eReplacement compact track loader undercarriage component\u003c\/li\u003e\n  \u003cli\u003eManufactured for Caterpillar® 259B3 applications\u003c\/li\u003e\n  \u003cli\u003eCommercial USA shipping available on qualifying orders\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"IPXGLOBAL","offers":[{"title":"Default Title","offer_id":53879273488711,"sku":"ID-Y003N151-R","price":638.31,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0931\/1404\/0647\/files\/ID-Y003N151-R.png?v=1778598540","url":"https:\/\/www.ipxglobal.com\/products\/cat-259b3-rear-idler-assembly-ctl-undercarriage-part","provider":"IPXGLOBAL","version":"1.0","type":"link"}