{"product_id":"rm-engineering-race-rm-engineering-gt4-swan-neck-wing-for-bmw-g87-m2","title":"RM ENGINEERING RACE  RM Engineering GT4+ Swan Neck Wing For BMW G87 M2","description":"\u003cdiv class=\"rm-kit-includes__title\"\u003eWHAT’S INCLUDED\u003c\/div\u003e\n\u003cul class=\"rm-kit-includes__list\"\u003e\n\u003cli\u003e1X 1600 mm GT4+ Pre-preg Carbon Rear-wing Mainplane\u003c\/li\u003e\n\u003cli\u003e1 Pair Standard Pre-preg Carbon Flat Endplates\u003c\/li\u003e\n\u003cli\u003e1 Pair Swan-neck Wing Uprights\u003c\/li\u003e\n\u003cli\u003e1 Pair Vehicle-specific Trunk Mounting Bases\u003c\/li\u003e\n\u003cli\u003e1 Pair Shortened Trunk Lid Lift Support\/Struct\u003c\/li\u003e\n\u003cli\u003e1 Set Complete Installation Hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eG87 M2 GT4+ Swan-Neck Rear Wing\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eRM Engineering GT4+ Swan-Neck Rear Wing\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a dedicated rear aero system for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e2023+ BMW G87 M2\u003c\/strong\u003e. It combines a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1600 mm pre-preg carbon fiber mainplane\u003c\/strong\u003e, carbon fiber endplates, swan-neck uprights and G87-specific trunk mounting bases.\u003c\/p\u003e\n\u003cp\u003eIn the analyzed installation, full-vehicle CFD reports\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e245.0 lbf of integrated rear-wing downforce at 120 mph using velocity-squared scaling\u003c\/strong\u003e. The result accounts for the airflow reaching the wing after passing over the G87 M2 body.\u003c\/p\u003e\n\u003ch2\u003eSwan-Neck Structure and G87 Mounting\u003c\/h2\u003e\n\u003cp\u003eThe pre-preg carbon fiber mainplane is supported from its upper surface by\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eswan-neck uprights\u003c\/strong\u003e, leaving more of the lower airfoil surface unobstructed by conventional bottom-mounted stands.\u003c\/p\u003e\n\u003cp\u003eDedicated trunk bases position the uprights on the G87 M2, while the included shortened trunk-lid lift supports accommodate the completed wing assembly.\u003c\/p\u003e\n\u003ch2\u003eProduct Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned specifically for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e2023+ BMW G87 M2\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePre-preg carbon fiber mainplane\u003c\/li\u003e\n\u003cli\u003ePre-preg carbon fiber flat endplates\u003c\/li\u003e\n\u003cli\u003eSwan-neck wing uprights\u003c\/li\u003e\n\u003cli\u003eG87-specific trunk mounting bases\u003c\/li\u003e\n\u003cli\u003eMultiple wing adjustment positions\u003c\/li\u003e\n\u003cli\u003eShortened trunk-lid lift supports included\u003c\/li\u003e\n\u003cli\u003eFull-vehicle CFD-analyzed installation\u003c\/li\u003e\n\u003cli\u003eComplete installation hardware included\u003c\/li\u003e\n\u003cli\u003eProfessional installation required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eInstalled G87 M2 CFD Performance\u003c\/h2\u003e\n\u003cp\u003eThe rear wing was evaluated within a complete BMW G87 M2 full-vehicle CFD model. This accounts for the local airflow reaching the mainplane after passing over the roof and rear glass.\u003c\/p\u003e\n\u003cfigure class=\"rm-g87-wing__figure\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0727\/9339\/1392\/files\/g87-rear-wing-flow.png?v=1788909723\" alt=\"Rear three-quarter CFD visualization of the BMW G87 M2 showing airflow around the GT4+ swan-neck rear wing\" loading=\"lazy\" width=\"1600\" height=\"900\"\u003e\n\u003cfigcaption\u003eFull-vehicle CFD visualization showing the airflow approaching and passing around the G87 M2 GT4+ rear wing.\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cdiv class=\"rm-g87-wing__table-wrap\"\u003e\n\u003ctable class=\"rm-g87-wing__table\"\u003e\n\u003ccolgroup\u003e\n\u003ccol class=\"rm-g87-wing__metric-column\"\u003e\n\u003ccol class=\"rm-g87-wing__result-column\"\u003e\n\u003ccol class=\"rm-g87-wing__result-column\"\u003e\n\u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003eIntegrated Wing Result\u003c\/th\u003e\n\u003cth scope=\"col\"\u003e100 km\/h CFD\u003c\/th\u003e\n\u003cth scope=\"col\"\u003e120 mph V²-Scaled\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDownforce\u003c\/td\u003e\n\u003ctd\u003e65.7 lbf\u003c\/td\u003e\n\u003ctd\u003e245.0 lbf\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGlobal X-direction drag\u003c\/td\u003e\n\u003ctd\u003e3.3 lbf\u003c\/td\u003e\n\u003ctd\u003e12.3 lbf\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDownforce-to-drag ratio\u003c\/td\u003e\n\u003ctd\u003e19.87\u003c\/td\u003e\n\u003ctd\u003e19.87\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"rm-g87-wing__note\"\u003eThe native simulation was performed at 100 km\/h (62.14 mph) with the wing in position 2. The 120 mph figures use a velocity-squared scaling factor of 3.729583 and were not independently simulated at 120 mph.\u003c\/p\u003e\n\u003cp\u003eThe reported forces are integrated over the wing surfaces. They do not represent total rear-axle aerodynamic load or a direct stock-versus-modified vehicle comparison.\u003c\/p\u003e\n\u003ch2\u003eRear-Body Flow and Wing Adjustment\u003c\/h2\u003e\n\u003cp\u003eAirflow reaching an installed rear wing differs from isolated-airfoil flow. The CFD study identifies slower airflow and separation over the rear glass, which influence the direction and energy of the flow approaching the wing.\u003c\/p\u003e\n\u003cfigure class=\"rm-g87-wing__figure\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0727\/9339\/1392\/files\/g87-rear-body-surface-velocity.png?v=1788909673\" alt=\"Surface-relative velocity over the BMW G87 M2 rear body and GT4+ carbon fiber swan-neck wing\" loading=\"lazy\" width=\"1600\" height=\"900\"\u003e\n\u003cfigcaption\u003eSurface-relative velocity showing the rear-body airflow environment approaching the installed G87 M2 rear wing.\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cp\u003eThe wing provides\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003emultiple adjustment positions\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor changing its setup. The installed CFD configuration is identified as position 2, but the report does not define its corresponding geometric angle. Do not assign a specific angle without the applicable mounting or setup documentation.\u003c\/p\u003e\n\u003cp\u003eReview the complete\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/ridgelinemotorsport.com\/cdn\/shop\/files\/RM_BMW_M2_G87_GT4_CFD_V4.pdf?v=17211374821508955817\" rel=\"noopener\" target=\"_blank\"\u003eBMW G87 M2 GT4+ CFD Analysis Report\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003efor the simulation methodology and additional results.\u003c\/p\u003e\n\u003ch2\u003eFront and Rear Aero Balance\u003c\/h2\u003e\n\u003cp\u003eA rear wing changes the vehicle’s aerodynamic load distribution. Track-focused setups should be evaluated together with the front aero configuration rather than treating the rear wing as an isolated component\u003c\/p\u003e\n\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\u003cp\u003eDesigned for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e2023+ BMW G87 M2 Coupe\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eCompatible factory trunk lid\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis is not a universal trunk-mounted rear wing. Fitment with aftermarket carbon fiber trunk lids, modified trunk panels or other rear aero components is not confirmed.\u003c\/p\u003e\n\u003ch2\u003eInstallation\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eProfessional installation and permanent trunk drilling are required.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe mounting bases must be measured, aligned and mechanically secured through the trunk lid.\u003c\/p\u003e\n\u003cp\u003eInstall the included shortened trunk-lid lift supports as required for the completed assembly. Confirm mounting-point support, trunk operation and adequate clearance before use.\u003c\/p\u003e\n\u003cp\u003eInspect the uprights, mounting bases, mainplane, endplates and installation hardware regularly, particularly after track use.\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eDo not lift or move the vehicle using the rear wing.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Ridgeline Motorsport","offers":[{"title":"Default Title","offer_id":53850116620582,"sku":null,"price":1999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/1787\/7798\/files\/ultraviolet-bmw-g87-m2-swan-neck-wing-track-side-view.webp?v=1789056867","url":"https:\/\/www.clubsportspec.com\/products\/rm-engineering-race-rm-engineering-gt4-swan-neck-wing-for-bmw-g87-m2","provider":"Clubsport Spec","version":"1.0","type":"link"}