{"product_id":"707-99-72320-komatsu","title":"707-99-72320 Boom Cylinder Seal Kit For Komatsu Excavator | Ruijueparts","description":"\u003cul\u003e\u003c\/ul\u003e\n\u003ch2 class=\"sec-head\"\u003eProduct Description\u003c\/h2\u003e\n\u003cp data-path-to-node=\"5\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003eKeep your hydraulic systems running at peak efficiency with the high-quality 707-99-72320 Boom Cylinder Seal Kit from Ruijueparts. Designed as a premium aftermarket replacement for Komatsu heavy machinery, this repair kit contains all the essential wear-resistant components required to prevent fluid leaks, safeguard sensitive systems against dirt and dust, and restore reliable pressure to your excavator's boom cylinder. We understand that fleet downtime is costly; therefore, our seals are sourced from precision manufacturers to match original operational parameters without the OEM price tag. Whether you are maintaining a modern fleet or extending the service life of an older model, this comprehensive kit ensures simple maintenance, precise fitment, and long-term durability in severe working environments.\u003cbr\u003e\u003c\/p\u003e\n\u003ch2 id=\"s0-2-1-25-5-20-1-101[1]-2-3-7[0]-4[0]-3[0]-11[1]-1-5-title\" class=\"section-title__title\"\u003e\u003cspan data-testid=\"ux-textual-display\" class=\"ux-layout-section-module-evo__title\"\u003e\u003cspan class=\"ux-textspans\"\u003eItem specifics\u003c\/span\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable width=\"100%\" style=\"width: 100.088%; height: 251.125px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.7188%; height: 19.5938px;\"\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003ePart Number:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.8534%; height: 19.5938px;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e707-99-72320\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.7188%; height: 19.5938px;\"\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003eFits Models:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.8534%; height: 19.5938px;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cmeta charset=\"utf-8\"\u003ePC450-8 S\/N 70001-UP, PC400-7 S\/N 50001-UP\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.7188%; height: 19.5938px;\"\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003eBrand:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.8534%; height: 19.5938px;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eKOMATSU \u003cmeta charset=\"utf-8\"\u003ereplacement\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 33.7188%; height: 39.1875px;\"\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003eType:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.8534%; height: 39.1875px;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003eBoom Cylinder Seal Kit \/ Hydraulic Cylinder Seal Kit\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 133.562px;\"\u003e\n\u003ctd style=\"width: 33.7188%; height: 133.562px;\"\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cspan data-path-to-node=\"3,9,1,0\"\u003eApplication:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.8534%; height: 133.562px;\"\u003e\n\u003cp data-path-to-node=\"4\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003eThis premium aftermarket \u003cb data-path-to-node=\"5,1\" data-index-in-node=\"25\"\u003e707-99-72320 Boom Cylinder Seal Kit\u003c\/b\u003e is precision-engineered to fit the following Komatsu heavy excavator models:\u003cbr\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"5\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,0,0\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cb data-path-to-node=\"5,2,0,0\" data-index-in-node=\"0\"\u003ePC400-8 \/ PC400LC-8\u003c\/b\u003e (Standard \u0026amp; Long Crawler Hydraulic Excavators)\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,1,0\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cb data-path-to-node=\"5,2,1,0\" data-index-in-node=\"0\"\u003ePC450-8 \/ PC450LC-8\u003c\/b\u003e (Heavy Duty \u0026amp; Long Crawler Hydraulic Excavators)\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.7188%; height: 19.5938px;\"\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003eSize:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.8534%; height: 19.5938px;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eStandard Size\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eFAQ\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eQ1: \u003cmeta charset=\"utf-8\"\u003eIs this 707-99-72320 seal kit an original Komatsu part?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e \u003cmeta charset=\"utf-8\"\u003eNo, this is a premium quality aftermarket replacement kit manufactured to meet or exceed the performance specifications of the original equipment. It offers a cost-effective, high-durability solution without compromising on machinery safety.\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eQ2: \u003cmeta charset=\"utf-8\"\u003eHow can I confirm if this kit precisely fits my specific Komatsu model?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e \u003cmeta charset=\"utf-8\"\u003eWith access to our cross-reference database containing over 30,000 part numbers, our team can verify compatibility for you. Simply provide us with your equipment model and machine serial number before purchasing, and we will confirm the exact fitment.\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eQ3: Do you offer custom sealing solutions or flexible packaging options for large orders?\u003cbr\u003eA: \u003c\/strong\u003eYes, we specialized in supporting older or legacy machinery with custom-tailored sealing solutions. Additionally, we provide flexible packaging choices—we can deliver items in neutral packaging to protect your market privacy or customize the packaging according to your specific branding requirements.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RuiJueParts","offers":[{"title":"Default Title","offer_id":51762782044391,"sku":"707-99-72320","price":36.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/5251\/9399\/files\/7079972320_seal.jpg?v=1780310962","url":"https:\/\/www.ruijueparts.com\/products\/707-99-72320-komatsu","provider":"RuiJueParts","version":"1.0","type":"link"}