{"product_id":"top-roller-rd547-22900-fit-kubota-kx161-3ss-rx303-u30-3-u45-3-u48-4-u50-3-u55-4","title":"Top Roller RD547-22900 Fit Kubota KX161-3SS RX303 U30-3 U45-3 U48-4 U50-3 U55-4","description":"\u003cstrong\u003eThis Top Roller is a high-quality aftermarket replacement part compatible with Kubota KX161-3SS, RX303, U30-3, U45-3, U48-4, U50-3, U55-4 and matches OEM Part# RD547-22900.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis heavy-duty top roller is designed for Kubota mini excavators, ensuring smooth track operation and reduced wear on the undercarriage. Manufactured to meet or exceed original equipment standards, it provides reliable support for the upper track chain during movement.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e High-strength steel construction for long service life in harsh environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmooth Operation:\u003c\/strong\u003e Precision-engineered bearings reduce friction and operational noise.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSealed Design:\u003c\/strong\u003e Helps prevent contamination from dirt and debris to extend component life.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eCompatible Models:\u003c\/strong\u003e Kubota KX161-3SS, RX303, U30-3, U45-3, U48-4, U50-3, U55-4\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e RD547-22900\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent Type:\u003c\/strong\u003e Top Roller \/ Carrier Roller\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Forged steel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this part pre-lubricated? \u003cstrong\u003eA:\u003c\/strong\u003e This top roller is sealed and pre-lubricated for immediate installation and maintenance-free operation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What is the purpose of the top roller? \u003cstrong\u003eA:\u003c\/strong\u003e The carrier roller supports the weight of the track chain as it travels over the top of the undercarriage frame to prevent sagging.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eCompatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"Northline Parts","offers":[{"title":"Default Title","offer_id":42820286939207,"sku":"ZZ2T00662","price":157.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0681\/7123\/5399\/files\/12_244b9bee-82e4-4389-984b-5454b42f9963.jpg?v=1779789631","url":"https:\/\/www.northlineparts.com\/products\/top-roller-rd547-22900-fit-kubota-kx161-3ss-rx303-u30-3-u45-3-u48-4-u50-3-u55-4","provider":"Northline Parts","version":"1.0","type":"link"}