{"product_id":"991-00122-hydraulic-cylinder-seal-kit-for-jcb","title":"991\/00122 Hydraulic Cylinder Seal Kit For JCB Backhoe Loader | Ruijueparts","description":"\u003ch2 class=\"sec-head\"\u003eProduct Description\u003c\/h2\u003e\n\u003cdiv data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);' data-processed=\"true\" data-complete=\"true\" data-hveid=\"CAAIFhAA\" data-sfc-cb=\"\" data-sfc-root=\"ep\" data-sfc-cp=\"\" class=\"n6owBd awi2gc\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cmeta charset=\"utf-8\"\u003eEliminate fluid leaks and restore full hydraulic pressure with this premium aftermarket 991\/00122 hydraulic cylinder seal kit, engineered for heavy-duty JCB equipment. Developed as a 1:1 exact replica of factory specifications, this kit seamlessly fits standard rams with a \u003cb data-path-to-node=\"5\" data-index-in-node=\"274\"\u003e50mm rod diameter and 90mm bore size\u003c\/b\u003e. Manufactured from industrial-grade 93-95 Shore A polyurethane and NBR blend, it ensures zero-gap performance under rugged friction. To eliminate purchasing errors, we offer a rapid cross-checking service utilizing our database of 30,000+ part numbers. We also support B2B trade clients with mixed small-volume orders, neutral packaging, or custom branding.\u003cbr\u003e\u003c!--TgQPHd||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 14px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);' data-sfc-inited=\"2\" data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"ep\" data-sfc-cp=\"\" class=\"Fsg96\"\u003e\u003c!--TgQPHd||[]--\u003e\u003c\/div\u003e\n\u003cdiv data-copy-service-computed-style='font-family: \"Google Sans\", Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);' aria-owns=\"action-menu-parent-container\" data-sae=\"\" data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"ep\" data-sfc-cp=\"\" data-animation-nesting=\"\" role=\"heading\" aria-level=\"3\" class=\"otQkpb\"\u003e\u003cbr\u003e\u003c\/div\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%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 33.7188%;\"\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003ePart Number:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.8534%;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e991\/00122\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 33.7188%;\"\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003eFits Models:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.8534%;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cmeta charset=\"utf-8\"\u003eJCB 3CX, 3CX Super, 4CX, 214, 214E, 215, 217.\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 33.7188%;\"\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003eBrand:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.8534%;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eJCB replacement\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 33.7188%;\"\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003eType:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.8534%;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003eHydraulic Cylinder Seal Kit \/ Aftermarket Replacement Parts\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 33.7188%;\"\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%;\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cmeta charset=\"utf-8\"\u003e \u003cb data-path-to-node=\"13,0,0\" data-index-in-node=\"0\"\u003eBackhoe Loaders:\u003c\/b\u003e JCB 3CX, 3CX Super, 4CX, 214, 214E, 215, and 217 (Commonly matches heavy-duty \u003cb data-path-to-node=\"13,0,0\" data-index-in-node=\"91\"\u003eboom lift\u003c\/b\u003e or \u003cb data-path-to-node=\"13,0,0\" data-index-in-node=\"104\"\u003estabilizer\/jack\u003c\/b\u003e cylinders depending on serial number breaks).\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cmeta charset=\"utf-8\"\u003e \u003cb data-path-to-node=\"13,1,0\" data-index-in-node=\"0\"\u003eTechnical Note:\u003c\/b\u003e This is a 50x90mm sealing profile. Because JCB configures multiple internal RAM groups for identical machine models based on manufacturing years, matching by your specific part number is the most accurate method. Contact our data desk to verify your VIN.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cmeta charset=\"utf-8\"\u003e \u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003eSeal and rebuild\u003c\/b\u003e leaking heavy-duty boom lift, stabilizer\/jack, or auxiliary tool cylinders on mid-to-large machinery.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cmeta charset=\"utf-8\"\u003e \u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003eAbsorb high-frequency shockwaves\u003c\/b\u003e and pressure spikes during intensive digging, rock-breaking, or deep grading operations.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 33.7188%;\"\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003eSize:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.8534%;\"\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\"\u003eThese are aftermarket replacements; are they identical in size and performance to the genuine JCB seals?\u003c\/strong\u003e\u003cbr\u003e\u003cb data-path-to-node=\"21,0,1,0,0\" data-index-in-node=\"3\"\u003eA: Yes, absolutely. This 991\/00122 kit is a 1:1 exact replica engineered directly from factory blueprints.\u003c\/b\u003e Every single lip profile, inner diameter, and thickness matches the original specification perfectly to ensure a zero-gap fit and seamless field replacement. While matching by the specific part number is always the most accurate method, you can also send us your machine series or VIN, and our technical desk will instantly cross-verify it against our database of 30,000+ part numbers to guarantee a flawless match.\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eQ2: \u003cmeta charset=\"utf-8\"\u003eSince JCB 3CX boom and stabilizer cylinders endure extreme loads, can these seals handle instant pressure spikes?\u003c\/strong\u003e\u003cbr\u003e\u003cb data-path-to-node=\"21,1,1,0,0\" data-index-in-node=\"3\"\u003eA: Yes, they are fortified for high-cycle, high-vibration heavy excavation environments.\u003c\/b\u003e Our primary U-cup rod seals are molded from premium polyurethane with a high hardness rating of \u003cb data-path-to-node=\"21,1,1,0,0\" data-index-in-node=\"185\"\u003e93-95 Shore A\u003c\/b\u003e to resist extrusion under stress. The kit also includes heavy-duty PTFE backup rings where necessary to absorb extreme hydraulic shockwaves, ensuring the seal lips will not roll or blow out when handling heavy clay or rock.\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eQ3: As a stocking distributor, what is the warehouse shelf life of this 991\/00122 kit? Will it degrade over time?\u003cbr\u003eA: \u003c\/strong\u003eOur seal kits boast a long-term shelf life of 5 to 10 years when kept in a cool, dry, and UV-protected warehouse environment. We enrich our elastomeric compounds with specialized anti-hydrolysis and anti-aging stabilizers. This prevents the polyurethane from breaking down or becoming sticky and stops the NBR from cracking over time, guaranteeing that the inventory performs like brand-new stock when you eventually sell it to your local repair contractors.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RuiJueParts","offers":[{"title":"Default Title","offer_id":52271508586727,"sku":"991\/00122","price":13.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/5251\/9399\/files\/99100122_seal.jpg?v=1782987365","url":"https:\/\/www.ruijueparts.com\/products\/991-00122-hydraulic-cylinder-seal-kit-for-jcb","provider":"RuiJueParts","version":"1.0","type":"link"}