{"product_id":"lower-bottom-roller-rd411-21700-for-kubota-kx161-3-u40-3-u45-u45-3-excavator","title":"Lower Bottom Roller RD411-21700 for Kubota KX161-3 U40-3 U45 U45-3 Excavator","description":"\u003cstrong\u003eThis Lower Bottom Roller is a high-quality aftermarket replacement part compatible with Kubota KX161-3, U40-3, U45, and U45-3 Excavator models and matches OEM Part# RD411-21700.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe Lower Bottom Roller RD411-21700 is engineered to provide stable support and fluid movement for excavator undercarriages. This heavy-duty component is manufactured to strict industry standards to ensure long-lasting service life and reliability in the field.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty Design:\u003c\/strong\u003e Constructed from high-strength steel to resist wear and deformation under heavy loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Engineering:\u003c\/strong\u003e Designed for a precise fit to minimize track friction and energy loss.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliability:\u003c\/strong\u003e Built to handle the rigorous demands of construction and excavation environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Models:\u003c\/strong\u003e Kubota KX161-3, U40-3, U45, U45-3 Excavator\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Excavator Undercarriage\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e RD411-21700\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent Type:\u003c\/strong\u003e Lower Bottom Roller\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-Strength Steel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this roller a direct replacement for the original Kubota part? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, it is designed to match the dimensions and performance of OEM part number RD411-21700 for a seamless fit.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does the roller come pre-lubricated? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, these rollers are typically sealed and lubricated for life to reduce maintenance requirements.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eCompatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53488887791889,"sku":"ZZ2T03624","price":268.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/12_46ac8c53-9949-465a-90eb-9014ecba063e.jpg?v=1777696467","url":"https:\/\/www.duraforce.com\/products\/lower-bottom-roller-rd411-21700-for-kubota-kx161-3-u40-3-u45-u45-3-excavator","provider":"DURAFORCE","version":"1.0","type":"link"}