{"product_id":"yokomo-rd-sd-aluminium-heatsink-motor-mount-black-rd-304bk-1","title":"Yokomo RD SD MD Aluminium Top Shaft 48P 20T RD-631","description":"\u003cp\u003eThe Yokomo RD-631 is a lightweight aluminium top shaft for compatible Yokomo RD SD and MD drift chassis, featuring an integrated 48 pitch 20 tooth gear and designed to work with Yokomo RD-630 series lightweight aluminium spur gear hubs for a precise and responsive drivetrain setup\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePrecision-machined aluminium top shaft\u003c\/li\u003e\n\u003cli\u003eDesigned for compatible Yokomo RD SD and MD drift chassis\u003c\/li\u003e\n\u003cli\u003eIntegrated 48 pitch 20 tooth gear\u003c\/li\u003e\n\u003cli\u003eRequired for use with Yokomo RD-630 series lightweight aluminium spur gear hubs\u003c\/li\u003e\n\u003cli\u003eLightweight construction helps reduce rotating drivetrain mass\u003c\/li\u003e\n\u003cli\u003eProvides a rigid and accurate drivetrain connection\u003c\/li\u003e\n\u003cli\u003eHelps maintain stable gear alignment under load\u003c\/li\u003e\n\u003cli\u003eDesigned to promote smooth and responsive power delivery\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: Yokomo\u003c\/li\u003e\n\u003cli\u003eProduct Type: Aluminium Top Shaft\u003c\/li\u003e\n\u003cli\u003eApplication: RC Drift Drivetrain\u003c\/li\u003e\n\u003cli\u003eMaterial: Aluminium\u003c\/li\u003e\n\u003cli\u003eGear Pitch: 48P\u003c\/li\u003e\n\u003cli\u003eGear Teeth: 20T\u003c\/li\u003e\n\u003cli\u003eQuantity: 1\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: RD-631\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eYokomo RD Series\u003c\/li\u003e\n\u003cli\u003eYokomo SD Series\u003c\/li\u003e\n\u003cli\u003eYokomo MD Series\u003c\/li\u003e\n\u003cli\u003eYokomo RD-630 Series Lightweight Aluminium Spur Gear Hubs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIncludes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Yokomo Aluminium Top Shaft with 48P 20T Gear\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat gear is built into the RD-631 top shaft?\u003c\/strong\u003e The shaft features an integrated 48 pitch 20 tooth gear\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs RD-631 required with the RD-630 lightweight spur gear hub?\u003c\/strong\u003e Yes, current Yokomo-derived fitment information specifies RD-631 for use with the RD-630 series lightweight aluminium spur gear hub because the newer hub uses a different fixing arrangement from earlier standard hubs\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes RD-631 fit Yokomo RD SD and MD chassis?\u003c\/strong\u003e Yes, current product listings specifically identify RD-631 for Yokomo RD SD and MD platforms\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes RD-631 include the spur gear hub?\u003c\/strong\u003e No, the top shaft is supplied separately and the compatible RD-630 series spur gear hub must be purchased separately\u003c\/p\u003e\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm compatibility with your exact Yokomo chassis and spur gear hub before installation\u003c\/li\u003e\n\u003cli\u003eSpur gear hub spur gear bearings and surrounding drivetrain components are not included unless specifically stated\u003c\/li\u003e\n\u003cli\u003eUse the appropriate Yokomo top shaft specified for your exact transmission configuration\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokomo","offers":[{"title":"Default Title","offer_id":52990818255160,"sku":"RD-631","price":39.95,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/2849\/9768\/files\/Yokomo_RD_SD_MD_Aluminium_Top_Shaft_48P_20T_RD-631.png?v=1789770997","url":"https:\/\/ozrc.com.au\/products\/yokomo-rd-sd-aluminium-heatsink-motor-mount-black-rd-304bk-1","provider":"OZRC","version":"1.0","type":"link"}