{"product_id":"bottom-roller-9239528-for-komatsu-50mr-2-58uu-3-45mr3-40r-8-40mr-1-excavator","title":"Bottom Roller 9239528 for Komatsu 50MR-2 58UU-3 45MR3 40R-8 40MR-1 Excavator","description":"\u003cstrong\u003eThis Bottom Roller is a high-quality aftermarket replacement part compatible with Komatsu 50MR-2, 58UU-3, 45MR3, 40R-8, 40MR-1 and matches OEM Part# 9239528.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis bottom roller is engineered to provide superior undercarriage support and track guidance for heavy-duty excavation tasks. It ensures operational stability and longevity even in demanding job site conditions.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-Treated Steel:\u003c\/strong\u003e Constructed with hardened steel components to ensure maximum wear resistance and durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuperior Sealing:\u003c\/strong\u003e Features high-performance seals to prevent internal lubrication loss and block external contaminants.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance-Free Design:\u003c\/strong\u003e Designed for long-term reliability with internal lubrication that reduces service intervals.\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 Komatsu 50MR-2, 58UU-3, 45MR3, 40R-8, 40MR-1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMachine Type:\u003c\/strong\u003e Excavator\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Name:\u003c\/strong\u003e Bottom Roller\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 9239528\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this roller require regular lubrication? \u003cstrong\u003eA:\u003c\/strong\u003e This bottom roller is designed as a sealed unit with internal lubrication to ensure maintenance-free operation under standard conditions.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will this fit the specific excavator model? \u003cstrong\u003eA:\u003c\/strong\u003e This part is compatible with Komatsu 50MR-2, 58UU-3, 45MR3, 40R-8, and 40MR-1 models, provided the OEM part number 9239528 matches.\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":53488829726993,"sku":"ZZ2T01282","price":182.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/12_b20a220d-00d0-480b-9ec1-ea232903b665.jpg?v=1777695369","url":"https:\/\/www.duraforce.com\/products\/bottom-roller-9239528-for-komatsu-50mr-2-58uu-3-45mr3-40r-8-40mr-1-excavator","provider":"DURAFORCE","version":"1.0","type":"link"}