{"title":"Cat 303CR","description":null,"products":[{"product_id":"rta-300x525nx84-directional","title":"300X52.5NX84 Directional Pattern Rubber Track","description":"\u003cp\u003eThe RTA 300X52.5NX84 is a D2 directional-pattern rubber track engineered for reliable traction and smooth operation on the Cat 303.5 mini excavator. Lug dimensions measure approximately 76mm outside-to-outside and 33mm inside-to-inside. Built as a direct replacement, this track delivers consistent performance in demanding job site conditions.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-family: sans-serif; font-size: 14px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #003478; color: #ffffff;\"\u003e\n\u003cth style=\"padding: 10px 14px; text-align: left;\" colspan=\"2\"\u003eProduct Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f4f6f9;\"\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600; width: 40%;\"\u003eSKU\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e300X52.5NX84\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e300X52.5NX84\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f4f6f9;\"\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eTread Pattern\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003eDirectional (D2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eTrack Width\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e300mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f4f6f9;\"\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eTrack Pitch\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e52.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eLink Count\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e84\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f4f6f9;\"\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eLug Width (O\/O)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e~76mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eLug Width (I\/I)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e~33mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f4f6f9;\"\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eCompatible Model\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003eCat 303.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eItem Weight\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e316.00 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f4f6f9;\"\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eSet Quantity\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eCategory\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003eRubber Tracks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Irontrack Supply","offers":[{"title":"300MM \/ 52.5 \/ 84","offer_id":48911716679863,"sku":"07138303","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/2331\/2311\/files\/ITSDirectionalPatternRubberTrack.png?v=1784684135"},{"product_id":"303e-sprocket-21t-9bh-12mm-bolt","title":"1937091 Sprocket 21T","description":"\u003cp\u003eThe 1937091 Sprocket is a 21-tooth cast sprocket engineered for reliable drive performance on the Cat 303E and 303CR mini excavators. Featuring a 9-bolt hole pattern with 12mm bolts (13mm bolt hole), this direct replacement sprocket delivers consistent operation in demanding job site conditions.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-family: sans-serif; font-size: 14px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #003478; color: #ffffff;\"\u003e\n\u003cth style=\"padding: 10px 14px; text-align: left;\" colspan=\"2\"\u003eProduct Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f4f6f9;\"\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600; width: 40%;\"\u003eSKU\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e\u003cspan\u003e1937091\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e1937091\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f4f6f9;\"\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003eSprocket (Cast)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eTooth Count\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e21T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f4f6f9;\"\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eBolt Holes\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eBolt Size\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e12mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f4f6f9;\"\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eBolt Hole Diameter\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e13mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eCompatible Models\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003eCat 303E, Cat 303CR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f4f6f9;\"\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eItem Weight\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e18.00 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eSet Quantity\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f4f6f9;\"\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eCategory\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003eSprockets \u0026amp; Sprocket Hubs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Irontrack Supply","offers":[{"title":"21 \/ 12MM","offer_id":48911724150967,"sku":"07118303","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/2331\/2311\/files\/ITSMiniExcavatorSprocketRim.png?v=1784555147"},{"product_id":"303cr-tcr","title":"1937070 Top Carrier Roller","description":"\u003cp\u003eThe 1937070 Top Carrier Roller is engineered for reliable track support on the Cat 303CR mini excavator. This roller features a 110mm wide shell (SKU 07088300). Note: SKU 07088303 uses a 100mm shell — verify your shell width before ordering. Built as a direct replacement, it delivers consistent operation in demanding job site conditions.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-family: sans-serif; font-size: 14px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #003478; color: #ffffff;\"\u003e\n\u003cth style=\"padding: 10px 14px; text-align: left;\" colspan=\"2\"\u003eProduct Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f4f6f9;\"\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600; width: 40%;\"\u003eSKU\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e\u003cspan\u003e1937070\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e1937070\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f4f6f9;\"\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003eTop Carrier Roller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eShell Width\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e110mm (07088300) \/ 100mm (07088303)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f4f6f9;\"\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eCompatible Model\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003eCat 303CR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eItem Weight\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e8.00 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f4f6f9;\"\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eSet Quantity\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eCategory\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003eTop Roller Groups \u0026amp; Shells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Irontrack Supply","offers":[{"title":"Default Title","offer_id":48911725330615,"sku":"07088300","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/2331\/2311\/files\/ITSTopCarrierRoller.png?v=1784685294"},{"product_id":"303cr-idler-grp","title":"1722100 Idler Group","description":"\u003cp\u003eThe 1722100 Idler Group is a front idler and shaft assembly engineered for reliable performance on the Cat 303CR, 303, and 303.5 mini excavators. Note: this assembly includes the idler and shaft only — mounting brackets are not included. Built as a direct replacement, it delivers consistent operation in demanding job site conditions.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-family: sans-serif; font-size: 14px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #003478; color: #ffffff;\"\u003e\n\u003cth style=\"padding: 10px 14px; text-align: left;\" colspan=\"2\"\u003eProduct Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f4f6f9;\"\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600; width: 40%;\"\u003eSKU\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e\n\u003cimg\u003e1722100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e1722100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f4f6f9;\"\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003eIdler \u0026amp; Shaft Assembly (no mounting brackets)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eCompatible Models\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003eCat 303CR, Cat 303, Cat 303.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f4f6f9;\"\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eItem Weight\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e50.00 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eSet Quantity\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f4f6f9;\"\u003e\n\u003ctd style=\"padding: 10px 14px; font-weight: 600;\"\u003eCategory\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 14px;\"\u003eIdler Groups \u0026amp; Shells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Irontrack Supply","offers":[{"title":"Default Title","offer_id":48911726870711,"sku":"07108303","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/2331\/2311\/files\/ITSMiniExcavatorIdler6holes.png?v=1784727955"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/2331\/2311\/collections\/Mini_Excavator_Icon_7efdec0a-c2cf-44df-beb6-6c676ecce431.png?v=1784490314","url":"https:\/\/irontracksupply.com\/collections\/cat-303cr.oembed","provider":"IronTrack Supply","version":"1.0","type":"link"}