{"product_id":"tj-replacement-cylinder","title":"EQ Systems TJ Replacement Hydraulic Cylinder | Part 1218EQ | Bumper Pull Tongue Jack","description":"\u003cp\u003eReplace a leaking, pressure-losing, or non-holding cylinder in your \u003cstrong\u003eEQ Systems TJ bumper-pull tongue jack\u003c\/strong\u003e with the \u003cstrong\u003eEQ Systems TJ Replacement Cylinder (Part 1218EQ)\u003c\/strong\u003e. The TJ is EQ Systems' bumper-pull jack — 6,000 lbs capacity, 16\" stroke — and this is the working part inside; \u003cstrong\u003eouter tube, mounting and foot stay on the trailer, only the cylinder gets swapped\u003c\/strong\u003e. Available at The RV Surplus.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFitment critical:\u003c\/strong\u003e Verify parts against parts ID charts before ordering. Call EQ Systems at \u003cstrong\u003e800-846-9659\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003e⭐ TJ Bumper-Pull Tongue Jack Cylinder\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFits the EQ Systems \u003cstrong\u003eTJ tongue pull jack\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003eJack capacity: 6,000 lbs\u003c\/li\u003e\n  \u003cli\u003eJack stroke: 16\"\u003c\/li\u003e\n  \u003cli\u003eDesigned for bumper-pull applications\u003c\/li\u003e\n  \u003cli\u003eCompatible with TJ jacks supplied with manual override as standard\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e⭐ When to Replace the Cylinder\u003c\/h3\u003e\n\u003cp\u003eThe cylinder is the right part when the jack:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLeaks fluid\u003c\/li\u003e\n  \u003cli\u003eWill not hold a load\u003c\/li\u003e\n  \u003cli\u003eWill not build pressure while the pump and valves test good\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e⭐ Check Your Fittings — NPTF vs SAE\u003c\/h3\u003e\n\u003cp\u003eOlder EQ Systems cylinders were built with \u003cstrong\u003eNPTF fittings\u003c\/strong\u003e; current production uses \u003cstrong\u003eSAE\u003c\/strong\u003e. Quick check:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSAE:\u003c\/strong\u003e no threads exposed between the cylinder body and the hex\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNPTF:\u003c\/strong\u003e threads exposed between the cylinder body and the hex\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eIf your jack has NPTF fittings, call EQ Systems at 800-846-9659 before ordering\u003c\/strong\u003e so the correct fittings go out with the cylinder.\u003c\/p\u003e\n\n\u003ch3\u003e⭐ TJ Component History\u003c\/h3\u003e\n\u003cp\u003eOther TJ components have varied over production years. Verify your parts against the \u003ca href=\"https:\/\/eqsystems.us\/pages\/parts-identification-documents\" target=\"_blank\"\u003eparts identification charts\u003c\/a\u003e or call EQ Systems at 800-846-9659 before ordering additional replacements.\u003c\/p\u003e\n\n\u003ch3\u003eDocuments\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/eqsystems.us\/cdn\/shop\/files\/EQS03R11-EQ-Systems-Trailer.pdf\" target=\"_blank\"\u003eEQ Systems Lifting Systems for Any Size Trailer (PDF)\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/eqsystems.us\/cdn\/shop\/files\/Hydraulic_Cylinder_Identification_for_Tube-in-Tube_Jacks.pdf\" target=\"_blank\"\u003eHydraulic Cylinder Identification for Tube-in-Tube Jacks (PDF)\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/eqsystems.us\/cdn\/shop\/files\/Required-Maintenance-Items-Hydraulic-Systems-EQ-TM.pdf\" target=\"_blank\"\u003eRequired Maintenance Items for EQ Hydraulic Jacks \u0026amp; Slide Systems (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated TJ Jack\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"\/en-au\/products\/hydraulic-bumper-pull-tj\"\u003e\u003cstrong\u003eHydraulic Bumper Pull TJ Tongue Jack (8065M)\u003c\/strong\u003e\u003c\/a\u003e — complete jack that uses this cylinder\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eOther Cylinders\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"\/en-au\/products\/aj-70-cylinder\"\u003e\u003cstrong\u003eAJ 70 Cylinder (2505EQ)\u003c\/strong\u003e\u003c\/a\u003e — AJ series gooseneck jack (3.5\" tube, 8,000 lbs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/en-au\/products\/am-24-cylinder\"\u003e\u003cstrong\u003eAM 24 Cylinder (1179EQ)\u003c\/strong\u003e\u003c\/a\u003e — AM series gooseneck jack (4\" tube, 12,000 lbs)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e90-Day Warranty\u003c\/h3\u003e\n\u003cp\u003eBacked by EQ Systems' \u003cstrong\u003e90-day replacement part warranty\u003c\/strong\u003e. Check documentation for full terms.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBrand: EQ Systems\u003c\/li\u003e\n  \u003cli\u003eModel: TJ Replacement Cylinder\u003c\/li\u003e\n  \u003cli\u003eSKU: 1218EQ\u003c\/li\u003e\n  \u003cli\u003eApplication: TJ bumper-pull tongue jack\u003c\/li\u003e\n  \u003cli\u003eJack Capacity: 6,000 lbs\u003c\/li\u003e\n  \u003cli\u003eJack Stroke: 16\"\u003c\/li\u003e\n  \u003cli\u003eFittings: NPTF or SAE (verify before ordering)\u003c\/li\u003e\n  \u003cli\u003eWarranty: 90-day replacement part warranty\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"EQ Systems","offers":[{"title":"Default Title","offer_id":58472495218991,"sku":"1218EQ","price":812.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/7663\/0063\/files\/1218-1.jpg?v=1789494557","url":"https:\/\/thervsurplus.com\/en-au\/products\/tj-replacement-cylinder","provider":"The RV Surplus","version":"1.0","type":"link"}