{"product_id":"front-idler-304-1878","title":"CAT 259B3 Front Idler | Part #304-1878","description":"\u003ch2\u003eCAT 259B3 Front Idler | Part #304-1878\u003c\/h2\u003e\u003cp\u003eThis replacement \u003cstrong\u003efront idler\u003c\/strong\u003e is cataloged for \u003cstrong\u003eCAT 259B3\u003c\/strong\u003e and is intended for service in the tracked undercarriage. The front idler supports track routing, tension, and alignment through the undercarriage.\u003c\/p\u003e\u003ch2\u003eBuilt for Undercarriage Service\u003c\/h2\u003e\u003cp\u003eWear components operate as a system. Correct geometry, mounting, and alignment matter because a worn sprocket, seized roller, damaged idler, or incorrect tension can accelerate wear across new and existing components.\u003c\/p\u003e\u003ch2\u003eConfirm Fitment Before Installation\u003c\/h2\u003e\u003cp\u003eMatch the machine model and the physical part configuration before installation. TrackTECH can verify the application using the machine model, existing part information, and undercarriage details when needed.\u003c\/p\u003e\u003ch2\u003eService the System, Not Just One Part\u003c\/h2\u003e\u003cp\u003eInspect the track, sprocket teeth, rollers, idlers, guards, alignment, and tension while the machine is accessible. Replacing a failed component without correcting related wear can shorten service life and create tracking problems.\u003c\/p\u003e\u003cp\u003eTrackTECH provides fitment support before shipment and 24-month warranty coverage against manufacturing defects.\u003c\/p\u003e","brand":"TrackTECH","offers":[{"title":"PN 304-1878","offer_id":53009741873464,"sku":"TT-259B3-FI-304-1878","price":586.25,"currency_code":"USD","in_stock":false},{"title":"PN 348-9647","offer_id":53009741939000,"sku":"TT-259B3-FI-348-9647","price":1001.25,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/3493\/3560\/files\/fi304-1878-hero-01_61fa8294-ee93-41c5-924a-2a8816e1ea3a.webp?v=1784326759","url":"https:\/\/newrubbertrack.com\/products\/front-idler-304-1878","provider":"TrackTECH","version":"1.0","type":"link"}