{"product_id":"royal-enfield-fork-outer-tube-rh-thunderbird-x-1120015a","title":"Royal Enfield Fork Outer Tube RH (Right Slider) for Thunderbird X 350 \/ X 500 (BS4) | 1120015\/A | Genuine OEM","description":"\u003cp data-start=\"250\" data-end=\"703\"\u003eIf your Royal Enfield Thunderbird X has a \u003cstrong data-start=\"292\" data-end=\"347\"\u003escratched, bent, leaking, or worn front fork slider\u003c\/strong\u003e, the safest fix is to replace the damaged outer tube (also called \u003cstrong data-start=\"414\" data-end=\"456\"\u003efork “lower”, “slider”, or “outer leg”\u003c\/strong\u003e). \u003cstrong data-start=\"459\" data-end=\"486\"\u003eRoyal Enfield 1120015\/A\u003c\/strong\u003e is the \u003cstrong data-start=\"494\" data-end=\"531\"\u003eFork Outer Tube – RH (Right Hand)\u003c\/strong\u003e used on \u003cstrong data-start=\"540\" data-end=\"605\"\u003eThunderbird X 350 and Thunderbird X 500 (BS4 \/ 2018 platform)\u003c\/strong\u003e as listed in the Thunderbird X exclusive parts catalogue. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"705\" data-end=\"1059\"\u003eThis is a \u003cstrong data-start=\"715\" data-end=\"749\"\u003eGenuine OEM Royal Enfield part\u003c\/strong\u003e, meaning factory-spec material, machining, and fitment—critical for \u003cstrong data-start=\"818\" data-end=\"903\"\u003esmooth suspension travel, correct oil-seal alignment, and stable braking\/handling\u003c\/strong\u003e. Dealer listings commonly show this part as \u003cstrong data-start=\"948\" data-end=\"986\"\u003eOUTER TUBE-RH \/ FORK OUTER TUBE-RH\u003c\/strong\u003e under part number \u003cstrong data-start=\"1005\" data-end=\"1018\"\u003e1120015\/A\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1061\" data-end=\"1310\"\u003eBest for owners facing: fork oil leaks after a crash\/impact, deep scoring where the seal rides, or play due to worn bush contact areas. Replace in pairs (LH+RH) if wear is uneven, and always inspect fork bush, oil seal, and dust seal during rebuild.\u003c\/p\u003e\n\u003ch2 data-start=\"1312\" data-end=\"1336\"\u003eKey Features \u003c\/h2\u003e\n\u003cul data-start=\"1337\" data-end=\"2110\"\u003e\n\u003cli data-start=\"1337\" data-end=\"1437\"\u003e\n\u003cp data-start=\"1339\" data-end=\"1437\"\u003e\u003cstrong data-start=\"1339\" data-end=\"1368\"\u003eGenuine Royal Enfield OEM\u003c\/strong\u003e fork outer tube (right side)\u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1438\" data-end=\"1539\"\u003e\n\u003cp data-start=\"1440\" data-end=\"1539\"\u003ePart No: \u003cstrong data-start=\"1449\" data-end=\"1462\"\u003e1120015\/A\u003c\/strong\u003e (FORK OUTER TUBE-RH \/ OUTER TUBE-RH) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1540\" data-end=\"1659\"\u003e\n\u003cp data-start=\"1542\" data-end=\"1659\"\u003eCorrect \u003cstrong data-start=\"1550\" data-end=\"1587\"\u003eRH (Right-Hand) fork slider\/lower\u003c\/strong\u003e for Thunderbird X fork assembly \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1660\" data-end=\"1726\"\u003e\n\u003cp data-start=\"1662\" data-end=\"1726\"\u003eRestores \u003cstrong data-start=\"1671\" data-end=\"1724\"\u003efork alignment, handling stability, and seal life\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1727\" data-end=\"1809\"\u003e\n\u003cp data-start=\"1729\" data-end=\"1809\"\u003eIdeal replacement for \u003cstrong data-start=\"1751\" data-end=\"1807\"\u003eimpact damage, scoring, corrosion, or seal-seat wear\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1810\" data-end=\"1913\"\u003e\n\u003cp data-start=\"1812\" data-end=\"1913\"\u003eOEM machining helps reduce \u003cstrong data-start=\"1839\" data-end=\"1851\"\u003estiction\u003c\/strong\u003e and improves suspension feel versus many aftermarket lowers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1914\" data-end=\"2024\"\u003e\n\u003cp data-start=\"1916\" data-end=\"2024\"\u003eRecommended to change \u003cstrong data-start=\"1938\" data-end=\"1978\"\u003efork oil seal + dust seal + fork oil\u003c\/strong\u003e during installation (service best practice)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2025\" data-end=\"2110\"\u003e\n\u003cp data-start=\"2027\" data-end=\"2110\"\u003eHelps reduce premature \u003cstrong data-start=\"2050\" data-end=\"2070\"\u003efork oil leakage\u003c\/strong\u003e caused by damaged outer tube surfaces\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"2112\" data-end=\"2153\"\u003eCompatibility Table \u003c\/h2\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex w-fit flex-col-reverse\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"2154\" data-end=\"2601\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"2154\" data-end=\"2231\"\u003e\n\u003ctr data-start=\"2154\" data-end=\"2231\"\u003e\n\u003cth data-start=\"2154\" data-end=\"2162\" data-col-size=\"sm\"\u003eModel\u003c\/th\u003e\n\u003cth data-start=\"2162\" data-end=\"2176\" data-col-size=\"sm\"\u003eEngine Type\u003c\/th\u003e\n\u003cth data-start=\"2176\" data-end=\"2187\" data-col-size=\"sm\"\u003eBS Stage\u003c\/th\u003e\n\u003cth data-start=\"2187\" data-end=\"2214\" data-col-size=\"sm\"\u003eYears (as per catalogue)\u003c\/th\u003e\n\u003cth data-start=\"2214\" data-end=\"2231\" data-col-size=\"md\"\u003eFitment Notes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"2256\" data-end=\"2601\"\u003e\n\u003ctr data-start=\"2256\" data-end=\"2428\"\u003e\n\u003ctd data-start=\"2256\" data-end=\"2294\" data-col-size=\"sm\"\u003eRoyal Enfield \u003cstrong data-start=\"2272\" data-end=\"2293\"\u003eThunderbird X 350\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd data-start=\"2294\" data-end=\"2304\" data-col-size=\"sm\"\u003eUCE 350\u003c\/td\u003e\n\u003ctd data-start=\"2304\" data-end=\"2314\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2306\" data-end=\"2313\"\u003eBS4\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"2314\" data-end=\"2325\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2316\" data-end=\"2324\"\u003e2018\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"2325\" data-end=\"2428\" data-col-size=\"md\"\u003eExclusive parts list shows \u003cstrong data-start=\"2354\" data-end=\"2388\"\u003e1120015\/A – Fork Outer Tube RH\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2429\" data-end=\"2601\"\u003e\n\u003ctd data-start=\"2429\" data-end=\"2467\" data-col-size=\"sm\"\u003eRoyal Enfield \u003cstrong data-start=\"2445\" data-end=\"2466\"\u003eThunderbird X 500\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd data-start=\"2467\" data-end=\"2477\" data-col-size=\"sm\"\u003eUCE 500\u003c\/td\u003e\n\u003ctd data-start=\"2477\" data-end=\"2487\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2479\" data-end=\"2486\"\u003eBS4\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"2487\" data-end=\"2498\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2489\" data-end=\"2497\"\u003e2018\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"2498\" data-end=\"2601\" data-col-size=\"md\"\u003eExclusive parts list shows \u003cstrong data-start=\"2527\" data-end=\"2561\"\u003e1120015\/A – Fork Outer Tube RH\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp data-start=\"2603\" data-end=\"2790\"\u003e⚠️ \u003cstrong data-start=\"2606\" data-end=\"2727\"\u003eNot confirmed for standard Thunderbird 350\/500 (non-X), Classic\/Bullet\/Electra, J-Series, 650 Twins, Himalayan\/Scram.\u003c\/strong\u003e If your bike is not \u003cstrong data-start=\"2748\" data-end=\"2765\"\u003eThunderbird X\u003c\/strong\u003e, do not order this part.\u003c\/p\u003e\n\u003ch2 data-start=\"2792\" data-end=\"2805\"\u003eVariants\u003c\/h2\u003e\n\u003cul data-start=\"2806\" data-end=\"2967\"\u003e\n\u003cli data-start=\"2806\" data-end=\"2855\"\u003e\n\u003cp data-start=\"2808\" data-end=\"2855\"\u003e\u003cstrong data-start=\"2808\" data-end=\"2838\"\u003eRH (Right Hand): 1120015\/A\u003c\/strong\u003e (this listing)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2856\" data-end=\"2967\"\u003e\n\u003cp data-start=\"2858\" data-end=\"2967\"\u003e\u003cstrong data-start=\"2858\" data-end=\"2887\"\u003eLH (Left Hand): 1120016\/A\u003c\/strong\u003e (recommend cross-sell as matching pair) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"2969\" data-end=\"2993\"\u003eFAQs\u003c\/h2\u003e\n\u003cp data-start=\"2994\" data-end=\"3177\"\u003e\u003cstrong data-start=\"2994\" data-end=\"3047\"\u003eQ1. What is “Fork Outer Tube RH” in simple words?\u003c\/strong\u003e\u003cbr data-start=\"3047\" data-end=\"3050\"\u003eIt’s the \u003cstrong data-start=\"3059\" data-end=\"3084\"\u003elower fork leg\/slider\u003c\/strong\u003e on the \u003cstrong data-start=\"3092\" data-end=\"3106\"\u003eright side\u003c\/strong\u003e that holds the fork oil seal, bushings, and mates with the inner tube.\u003c\/p\u003e\n\u003cp data-start=\"3179\" data-end=\"3370\"\u003e\u003cstrong data-start=\"3179\" data-end=\"3229\"\u003eQ2. Will this fit Thunderbird 350\/500 (non-X)?\u003c\/strong\u003e\u003cbr data-start=\"3229\" data-end=\"3232\"\u003eNot confirmed. This part is specifically listed for \u003cstrong data-start=\"3284\" data-end=\"3326\"\u003eThunderbird X 350 \/ X 500 (BS4 \/ 2018)\u003c\/strong\u003e only. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"3372\" data-end=\"3543\"\u003e\u003cstrong data-start=\"3372\" data-end=\"3437\"\u003eQ3. Should I replace fork seals when changing the outer tube?\u003c\/strong\u003e\u003cbr data-start=\"3437\" data-end=\"3440\"\u003eYes—best practice is \u003cstrong data-start=\"3461\" data-end=\"3496\"\u003eoil seal + dust seal + fork oil\u003c\/strong\u003e, and inspect bushings to avoid repeat leakage.\u003c\/p\u003e\n\u003cp data-start=\"3545\" data-end=\"3695\"\u003e\u003cstrong data-start=\"3545\" data-end=\"3580\"\u003eQ4. Is this OEM or aftermarket?\u003c\/strong\u003e\u003cbr data-start=\"3580\" data-end=\"3583\"\u003eThis is a \u003cstrong data-start=\"3593\" data-end=\"3618\"\u003eGenuine Royal Enfield\u003c\/strong\u003e part number listing for \u003cstrong data-start=\"3643\" data-end=\"3656\"\u003e1120015\/A\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"3697\" data-end=\"3823\"\u003e\u003cstrong data-start=\"3697\" data-end=\"3733\"\u003eQ5. Do I need one or two pieces?\u003c\/strong\u003e\u003cbr data-start=\"3733\" data-end=\"3736\"\u003eThis is \u003cstrong data-start=\"3744\" data-end=\"3761\"\u003eone side (RH)\u003c\/strong\u003e. If both sides are worn\/scored, replace \u003cstrong data-start=\"3802\" data-end=\"3813\"\u003eLH + RH\u003c\/strong\u003e together.\u003c\/p\u003e","brand":"UNDER THE HOOD","offers":[{"title":"Default Title","offer_id":50867498713383,"sku":null,"price":3060.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/7447\/0183\/files\/royal-enfield-1120015a-fork-outer-tube-rh-thunderbird-x-350-500.png?v=1767008721","url":"https:\/\/underthehood.co.in\/products\/royal-enfield-fork-outer-tube-rh-thunderbird-x-1120015a","provider":"UNDER THE HOOD","version":"1.0","type":"link"}