{"product_id":"99100021-hydraulic-cylinder-seal-kit","title":"991\/00021 Hydraulic Cylinder Seal Kit For JCB 3CX | Ruijueparts","description":"\u003ch2 class=\"sec-head\"\u003eProduct Description\u003c\/h2\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003e\n\u003cp\u003e\u003cspan\u003eThis aftermarket 991\/00021 hydraulic cylinder seal kit is referenced for selected JCB cylinders with a 30 mm piston rod and 60 mm cylinder bore. Its primary application is on selected backhoe loader steering rams, while the same reference is also listed for certain telehandler tilt and side-tilt cylinders. Because one seal-kit number can serve different cylinder functions, buyers should verify the cylinder location, machine serial number, cylinder reference, and dimensions before ordering. Ruijueparts supports part-number lookup, older-equipment reference checks, and consolidated B2B purchasing lists.\u003c\/span\u003e\u003c\/p\u003e\n\u003cbr\u003e\u003c!--TgQPHd||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"Fsg96\"\u003e\u003c!--TgQPHd||[]--\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 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\/00021, 99100021\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\"\u003e3CX, 3CX Sitemaster, 4CN, 4C Turbo\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\"\u003eLift Cylinder Seal Kit \/ Hydraulic Cylinder Seal Kits \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\u003eApplication:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.8534%;\"\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eHydraulic system: Repairs selected steering, tilt, and side-tilt hydraulic cylinders by renewing the rod and piston sealing areas.\u003cbr\u003eEquipment use: Backhoe loader 2WD\/4WD steering rams and selected telehandler tilt cylinders.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eBackhoe Loaders: 3CX, 3CX Sitemaster, 4CN, 4C Turbo\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\u003cp\u003e1. What is JCB 991\/00021 used for?\u003cbr\u003eIt is a 30 mm rod × 60 mm bore hydraulic cylinder seal kit. It is commonly listed for selected JCB steering rams and certain telehandler tilt or side-tilt cylinders.\u003c\/p\u003e\n\u003cp\u003e2. Is 991\/00021 only a steering cylinder seal kit?\u003cbr\u003eNo. Although steering applications are common, the same reference is also listed for selected telehandler tilt cylinders. Always identify the actual cylinder function before ordering.\u003c\/p\u003e\n\u003cp\u003e3. What is the difference between 991\/00021 and 991\/00036?\u003cbr\u003eThey are both associated with selected JCB steering applications, but their sizes and serial ranges differ. 991\/00021 is generally 30 × 60 mm for earlier listed ranges, while 991\/00036 is generally 30 × 70 mm for other steering-cylinder applications.\u003c\/p\u003e\n\u003cp\u003e4. How can I confirm the right kit when the part number is missing?\u003cbr\u003eProvide the machine model, serial number, cylinder function, cylinder number, and rod\/bore measurements. Ruijueparts can compare these details against 100,000+ part-number references.\u003c\/p\u003e","brand":"RuiJueParts","offers":[{"title":"Default Title","offer_id":52637956440295,"sku":"991\/00021","price":8.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/5251\/9399\/files\/99100021_seal.jpg?v=1789487571","url":"https:\/\/www.ruijueparts.com\/products\/99100021-hydraulic-cylinder-seal-kit","provider":"RuiJueParts","version":"1.0","type":"link"}