{"product_id":"lower-roller-rd411-21700-for-kubota-kx-161-3-u-45-3-u-40-3-kx-057-4-u55-4","title":"Lower Roller RD411-21700 For Kubota KX 161-3 U-45-3 U 40-3 KX 057-4 U55-4","description":"\u003cstrong\u003eThis Lower Roller is a high-quality aftermarket replacement part compatible with Kubota KX 161-3, U-45-3, U 40-3, KX 057-4, U55-4 and matches OEM Part# RD411-21700.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe RD411-21700 lower roller is engineered to provide superior support and durability for your Kubota mini excavator's undercarriage system. Manufactured with precision, this component maintains track alignment and distributes machine weight effectively across the track chain.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Strength Materials:\u003c\/strong\u003e Forged from durable steel to withstand rigorous ground conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable Seals:\u003c\/strong\u003e Internal seals prevent dirt and debris from entering the bearing assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance Tested:\u003c\/strong\u003e Built to endure heavy loads and provide long-term reliability in the field.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Brands:\u003c\/strong\u003e Kubota\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Models:\u003c\/strong\u003e KX 161-3, U-45-3, U 40-3, KX 057-4, U55-4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e RD411-21700\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Lower Roller\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e RD411-21700\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Heat-treated 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 compatible with specific serial numbers? \u003cstrong\u003eA:\u003c\/strong\u003e Compatibility can vary by production year; please verify against the equipment manual or existing part before purchase.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What is the benefit of replacing worn lower rollers? \u003cstrong\u003eA:\u003c\/strong\u003e Replacing worn rollers ensures proper track alignment and reduces excessive wear on other expensive undercarriage components.\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":42820474241095,"sku":"ZZ2T03627","price":268.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0681\/7123\/5399\/files\/12_50999e3c-f905-416c-b55c-f2ea27cde9d2.jpg?v=1779791389","url":"https:\/\/www.northlineparts.com\/products\/lower-roller-rd411-21700-for-kubota-kx-161-3-u-45-3-u-40-3-kx-057-4-u55-4","provider":"Northline Parts","version":"1.0","type":"link"}