{"product_id":"1721965-sprocket-fits-caterpillar-models","title":"1721965 Sprocket Fits Caterpillar Models","description":"\u003ch3\u003eOne New Aftermarket Replacement Drive Sprocket for Caterpillar (Cat) Mini Excavators\u003c\/h3\u003e\u003cp\u003eThis aftermarket replacement drive sprocket fits the Caterpillar (Cat) 303.5 and E303.5 mini excavator undercarriage system. The drive sprocket engages the track link assembly to transmit power from the travel motor into forward and reverse machine movement. Replaces OEM Caterpillar part number 172-1965 (also written as 1721965).\u003c\/p\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTeeth: 21\u003c\/li\u003e\n\u003cli\u003eBolt Holes: 9\u003c\/li\u003e\n\u003cli\u003eWeight: Approx. 17 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatible Models\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar (Cat) Mini Excavators:\u003c\/strong\u003e 303.5, E303.5\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIHI Mini Excavators:\u003c\/strong\u003e 25-J, 28-J, 30-J, 30-JX, 35-J, 35-JX\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSumitomo Mini Excavators:\u003c\/strong\u003e SH-30-J\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The Caterpillar 303.5 series includes multiple sub-models (C, CR, CCR, D, DCR and others). Verify your exact model number against your machine serial plate before ordering, as some sub-model variants may use different undercarriage components.\u003c\/p\u003e\u003ch4\u003eReplaces Part Number(s):\u003c\/h4\u003e\u003cp\u003e172-1965, 1721965\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":42451597361235,"sku":"1721965","price":357.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0079\/4060\/3955\/files\/RAP_ComingSoon_Tractor_4bf34e3d-d739-444d-815a-c96a023f0197.jpg?v=1757722589","url":"https:\/\/www.reliableaftermarketparts.com\/en-au\/products\/1721965-sprocket-fits-caterpillar-models","provider":"Reliable Aftermarket Parts, Inc®","version":"1.0","type":"link"}