{"product_id":"x-lab-universal-derailleur-hanger-udh-ad8-ad9-rt9-gt8","title":"X-LAB Universal Derailleur Hanger (UDH) | AD8, AD9, RT9, GT8, ST5+ \u0026 SP5+","description":"\u003ch2\u003eX-LAB Universal Derailleur Hanger (UDH)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eProtect your drivetrain and restore factory shifting performance with the genuine X-LAB Universal Derailleur Hanger.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe X-LAB Universal Derailleur Hanger (UDH) is the OEM replacement hanger for multiple X-LAB road, gravel, and electric bicycle platforms. Precision-machined from \u003cstrong\u003e6061 aluminum\u003c\/strong\u003e, it is designed to protect both the frame and rear derailleur by acting as a sacrificial component during impacts while maintaining accurate derailleur alignment for crisp shifting.\u003c\/p\u003e\n\n\u003cp\u003eCompatible with the \u003cstrong\u003eAD8, AD9, RT9, GT8, ST5+, and SP5+\u003c\/strong\u003e, this hanger uses the industry-standard Universal Derailleur Hanger (UDH) interface, making replacement easier while supporting today's latest drivetrain systems.\u003c\/p\u003e\n\n\u003cp\u003eWhether you've bent your hanger in a crash or simply want a spare in your toolbox, this genuine X-LAB replacement restores factory performance and helps keep you riding.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eGenuine X-LAB OEM replacement derailleur hanger\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple X-LAB bicycle platforms\u003c\/li\u003e\n\u003cli\u003eUniversal Derailleur Hanger (UDH) design\u003c\/li\u003e\n\u003cli\u003ePrecision CNC-machined from lightweight 6061 aluminum\u003c\/li\u003e\n\u003cli\u003eDesigned to absorb impacts and protect your frame\u003c\/li\u003e\n\u003cli\u003eRestores accurate derailleur alignment and shifting\u003c\/li\u003e\n\u003cli\u003eEasy replacement using factory mounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible Models\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eX-LAB AD8\u003c\/li\u003e\n\u003cli\u003eX-LAB AD9\u003c\/li\u003e\n\u003cli\u003eX-LAB RT9\u003c\/li\u003e\n\u003cli\u003eX-LAB GT8\u003c\/li\u003e\n\u003cli\u003eX-LAB ST5+\u003c\/li\u003e\n\u003cli\u003eX-LAB SP5+\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e X-LAB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent:\u003c\/strong\u003e Rear Derailleur Hanger\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard:\u003c\/strong\u003e Universal Derailleur Hanger (UDH)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e CNC-machined 6061 Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Specification:\u003c\/strong\u003e M12 × P1.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Models:\u003c\/strong\u003e AD8, AD9, RT9, GT8, ST5+, SP5+\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e 8040-15998\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible Drivetrains\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eShimano Mechanical\u003c\/li\u003e\n\u003cli\u003eShimano Di2\u003c\/li\u003e\n\u003cli\u003eSRAM Mechanical\u003c\/li\u003e\n\u003cli\u003eSRAM AXS Electronic\u003c\/li\u003e\n\u003cli\u003eSRAM Transmission (UDH compatible)\u003c\/li\u003e\n\u003cli\u003eOther UDH-compatible rear derailleur systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Replace a Derailleur Hanger?\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eRestores precise shifting after a crash or impact\u003c\/li\u003e\n\u003cli\u003eProtects your frame from expensive damage\u003c\/li\u003e\n\u003cli\u003ePrevents poor shifting caused by a bent hanger\u003c\/li\u003e\n\u003cli\u003eEasy and inexpensive insurance for long rides and race travel\u003c\/li\u003e\n\u003cli\u003eOEM fit ensures factory-level drivetrain performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBefore You Buy\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eFits only compatible X-LAB models listed above.\u003c\/li\u003e\n\u003cli\u003eUses the Universal Derailleur Hanger (UDH) standard.\u003c\/li\u003e\n\u003cli\u003eAlways inspect your derailleur after a crash or bent hanger.\u003c\/li\u003e\n\u003cli\u003eProfessional derailleur alignment is recommended after installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eX-LAB Universal Derailleur Hanger\u003c\/strong\u003e is the genuine replacement component designed to restore precise shifting while protecting your investment. Whether you're riding road, gravel, or electric, carrying a spare derailleur hanger is one of the smartest accessories every cyclist should own.\u003c\/p\u003e\n\n\u003cdiv data-ai=\"buying-guide\" style=\"display:none;\"\u003e\nX-LAB derailleur hanger. X-LAB UDH. Universal Derailleur Hanger. AD8 derailleur hanger. AD9 derailleur hanger. RT9 derailleur hanger. GT8 derailleur hanger. ST5+ derailleur hanger. SP5+ derailleur hanger. UDH replacement. SRAM UDH compatible. SRAM Transmission compatible. Shimano derailleur hanger. OEM derailleur hanger. 6061 aluminum derailleur hanger. M12 P1.5 derailleur hanger. Bicycle derailleur hanger replacement. Genuine X-LAB replacement parts. Part number 8040-15998.\n\u003c\/div\u003e","brand":"XDS","offers":[{"title":"Default Title","offer_id":53827709370682,"sku":"GG-XLAB-UDH-ROAD-GRAVEL","price":17.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5735\/8394\/files\/hanger-8040-15998_png.webp?v=1785540667","url":"https:\/\/gograva.com\/products\/x-lab-universal-derailleur-hanger-udh-ad8-ad9-rt9-gt8","provider":"Grava Adventure Corporation","version":"1.0","type":"link"}