{"product_id":"boom-seal-kit-707-99-72370-7079972370-komatsu","title":"Boom Hydraulic Cylinder Seal Kit 707-99-72370\/7079972370 for Komatsu","description":"\u003ch1 data-section-id=\"xm4euj\" data-start=\"967\" data-end=\"992\" class=\"PDq2pG_selectionAnchorContainer\"\u003e\n\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"969\" data-end=\"992\"\u003eProduct Description\u003c\/strong\u003e\u003c\/span\u003e\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp data-start=\"994\" data-end=\"1041\"\u003e\u003cstrong data-start=\"994\" data-end=\"1008\"\u003ePart Name:\u003c\/strong\u003e Boom Hydraulic Cylinder Seal Kit\u003c\/p\u003e\n\u003cp data-start=\"1043\" data-end=\"1075\"\u003e\u003cstrong data-start=\"1043\" data-end=\"1062\"\u003ePart Number(s):\u003c\/strong\u003e 707-99-72370\u003c\/p\u003e\n\u003cp data-start=\"1077\" data-end=\"1109\"\u003e\u003cstrong data-start=\"1077\" data-end=\"1101\"\u003eBrand Compatibility:\u003c\/strong\u003e Komatsu\u003c\/p\u003e\n\u003cp data-start=\"1111\" data-end=\"1163\"\u003e\u003cstrong data-start=\"1111\" data-end=\"1128\"\u003eMachine Type:\u003c\/strong\u003e Excavator \/ Construction Equipment\u003c\/p\u003e\n\u003cp data-start=\"1165\" data-end=\"1203\"\u003e\u003cstrong data-start=\"1165\" data-end=\"1179\"\u003eComponent:\u003c\/strong\u003e Boom Hydraulic Cylinder\u003c\/p\u003e\n\u003cp data-start=\"1205\" data-end=\"1229\"\u003e\u003cstrong data-start=\"1205\" data-end=\"1219\"\u003eCondition:\u003c\/strong\u003e Brand New\u003c\/p\u003e\n\u003cp data-start=\"1231\" data-end=\"1352\"\u003e\u003cstrong data-start=\"1231\" data-end=\"1244\"\u003eShipping:\u003c\/strong\u003e Fast worldwide shipping with secure packaging and reliable international delivery within 2–7 business days.\u003c\/p\u003e\n\u003cp data-start=\"1354\" data-end=\"1924\"\u003eThe \u003cstrong data-start=\"1358\" data-end=\"1407\"\u003e707-99-72370 Boom Hydraulic Cylinder Seal Kit\u003c\/strong\u003e is designed for the \u003cstrong data-start=\"1428\" data-end=\"1455\"\u003eboom hydraulic cylinder\u003c\/strong\u003e used on selected \u003cstrong data-start=\"1473\" data-end=\"1507\"\u003eKomatsu construction equipment\u003c\/strong\u003e. This hydraulic cylinder seal kit is intended to restore reliable sealing performance within the boom cylinder, helping prevent hydraulic oil leakage and maintain the hydraulic pressure required for controlled boom raising and lowering. It is suited to demanding construction, earthmoving, mining, quarrying and heavy excavation applications where hydraulic cylinder reliability is essential to machine productivity.\u003c\/p\u003e\n\u003cp data-start=\"1926\" data-end=\"2505\"\u003eThe boom hydraulic cylinder supports the primary lifting and lowering movement of the excavator front attachment. It operates under substantial hydraulic pressure and repeated loading cycles, making its sealing components subject to progressive wear. Damaged or worn seals can contribute to external hydraulic oil leakage, reduced hydraulic efficiency, slow boom movement, boom drift and internal pressure bypass. Replacing worn sealing components with the correct seal kit can help restore cylinder performance, maintain hydraulic pressure and reduce unplanned machine downtime.\u003c\/p\u003e\n\u003cp data-start=\"2507\" data-end=\"2531\"\u003e\u003cstrong data-start=\"2507\" data-end=\"2531\"\u003eTypical Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2533\" data-end=\"2675\"\u003eConstruction • Earthmoving • Mining • Quarrying • Heavy Excavation • Civil Infrastructure • Road Construction • Demolition • Material Handling\u003c\/p\u003e\n\u003cp data-start=\"2677\" data-end=\"2696\"\u003e\u003cstrong data-start=\"2677\" data-end=\"2696\"\u003eCommon Symptoms\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2698\" data-end=\"2958\"\u003e\n\u003cli data-section-id=\"1akv3w5\" data-start=\"2698\" data-end=\"2744\"\u003eHydraulic oil leakage from the boom cylinder\u003c\/li\u003e\n\u003cli data-section-id=\"dgrbdo\" data-start=\"2745\" data-end=\"2777\"\u003eBoom drifting during operation\u003c\/li\u003e\n\u003cli data-section-id=\"r7g28n\" data-start=\"2778\" data-end=\"2809\"\u003eSlow boom raising or lowering\u003c\/li\u003e\n\u003cli data-section-id=\"m0rhzg\" data-start=\"2810\" data-end=\"2844\"\u003eReduced boom lifting performance\u003c\/li\u003e\n\u003cli data-section-id=\"5jk99x\" data-start=\"2845\" data-end=\"2881\"\u003eInternal hydraulic pressure bypass\u003c\/li\u003e\n\u003cli data-section-id=\"2kva38\" data-start=\"2882\" data-end=\"2920\"\u003eDifficulty maintaining boom position\u003c\/li\u003e\n\u003cli data-section-id=\"17ccprf\" data-start=\"2921\" data-end=\"2958\"\u003eReduced hydraulic system efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2960\" data-end=\"2992\"\u003e\u003cstrong data-start=\"2960\" data-end=\"2992\"\u003eCross-Reference Part Numbers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2994\" data-end=\"3027\"\u003e\u003cstrong data-start=\"2994\" data-end=\"3014\"\u003eOEM Part Number:\u003c\/strong\u003e 707-99-72370\u003cstrong data-start=\"3029\" data-end=\"3062\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"3124\" data-end=\"3145\"\u003e\u003cstrong data-start=\"3124\" data-end=\"3145\"\u003eCompatible Models\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"3147\" data-end=\"3354\"\u003e\u003cstrong data-start=\"3147\" data-end=\"3182\"\u003eKomatsu Construction Equipment:\u003c\/strong\u003e Specific machine models not provided. Verify compatibility using OEM part number \u003cstrong data-start=\"3264\" data-end=\"3280\"\u003e707-99-72370\u003c\/strong\u003e, machine model, serial number and boom cylinder assembly before ordering.\u003c\/p\u003e\n\u003cp data-start=\"3356\" data-end=\"3372\"\u003e\u003cstrong data-start=\"3356\" data-end=\"3372\"\u003eFitment Note\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"3374\" data-end=\"3702\"\u003ePlease verify the OEM part number, machine model, serial number and \u003cstrong data-start=\"3442\" data-end=\"3478\"\u003eboom hydraulic cylinder assembly\u003c\/strong\u003e before ordering. Komatsu may use different boom cylinder configurations depending on machine model, production series and serial number. Contact Imara Engineering Supplies if you require assistance confirming compatibility.\u003c\/p\u003e","brand":"Imara Engineering Supplies","offers":[{"title":"Default Title","offer_id":45129191948488,"sku":"707-99-72370","price":210.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0600\/5348\/7816\/files\/Bucket_Cylinder_Seal_Kit_707-99-66380_for_Komatsu_WA430-6_Wheel_Loader.png?v=1784749445","url":"https:\/\/imaraengineeringsupplies.com\/products\/boom-seal-kit-707-99-72370-7079972370-komatsu","provider":"Imara Engineering Supplies","version":"1.0","type":"link"}