{"product_id":"vtt-f9x-m5-m8-billet-differential-lockdown-kit","title":"VTT F9X M5\/M8 Billet Differential Lockdown Kit","description":"\u003ch1\u003eVTT F9X M5\/M8 Differential Lockdown Kit\u003c\/h1\u003e\n\u003ch2\u003eF90 M5 \/ F91 M8 \/ F92 M8 \/ F93 M8\u003c\/h2\u003e\n\u003cp\u003eVTT saw a major hole in the F9X M5\/M8 market: there was no simple, lightweight, high-quality solution for \u003cstrong\u003epositively controlling differential movement under hard launches, acceleration, and cornering\u003c\/strong\u003e without requiring extensive installation work or introducing the excessive NVH commonly associated with solid differential and subframe bushings.\u003c\/p\u003e\n\u003cp\u003eSo, as usual, we did something about it.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eVTT F9X M5\/M8 Differential Lockdown Kit\u003c\/strong\u003e was engineered to positively locate and stabilize the differential while retaining the factory differential and subframe bushings.\u003c\/p\u003e\n\u003cp\u003eThe result is dramatically improved differential stability without dropping the subframe, removing the differential, moving the exhaust, or turning your M5\/M8 into an NVH-filled race car.\u003c\/p\u003e\n\u003cp\u003eUnder a hard launch or aggressive acceleration, the tremendous torque being transferred through the F9X drivetrain attempts to move and rotate the differential within its factory mounting system. That unwanted movement can contribute to driveline instability, shock-load components, and place additional stress on the driveshaft, guibos, axles, and other drivetrain components.\u003c\/p\u003e\n\u003cp\u003eThe VTT Differential Lockdown adds a rigid secondary structure that \u003cstrong\u003eties the differential directly into the subframe through five mounting points\u003c\/strong\u003e, dramatically reducing unwanted movement while still allowing the factory bushings to provide NVH isolation.\u003c\/p\u003e\n\u003ch3\u003ePositive diff location. Minimal additional NVH. 1.5 lbs. Installs in minutes.\u003c\/h3\u003e\n\u003cp\u003eNo subframe removal.\u003cbr\u003e\nNo differential removal.\u003cbr\u003e\nNo exhaust removal.\u003c\/p\u003e \u003chr\u003e \u003ch1\u003eFIVE MOUNTING POINTS. POSITIVE DIFFERENTIAL CONTROL.\u003c\/h1\u003e\n\u003cp\u003eThe VTT F9X Differential Lockdown doesn’t rely on a single additional mounting point to control a differential subjected to enormous drivetrain loads.\u003c\/p\u003e\n\u003cp\u003eOur design utilizes:\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFOUR mounting points directly at the differential\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eONE additional mounting point at the subframe\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThis creates an extremely rigid structure that positively locates the differential and dramatically reduces its ability to move when subjected to hard launches, acceleration, deceleration, and cornering loads.\u003c\/p\u003e\n\u003cp\u003eControlling that movement helps stabilize the entire driveline and reduces unnecessary shock loading of the driveshaft, guibos, axles, and associated drivetrain components.\u003c\/p\u003e\n\u003cp\u003eAnd because the Lockdown works with the factory mounting system rather than requiring solid replacement bushings, you can gain substantial differential control without sacrificing the refinement expected from an M5 or M8.\u003c\/p\u003e \u003chr\u003e \u003ch1\u003eFACTORY BUSHINGS OR VTT BUSHING INSERTS — YOUR CHOICE\u003c\/h1\u003e\n\u003cp\u003eThe VTT Differential Lockdown is designed to work perfectly with the \u003cstrong\u003efactory differential and subframe bushings\u003c\/strong\u003e, so replacing the factory bushings is \u003cstrong\u003enot required\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eYou get substantially improved differential stability while the factory rubber bushings continue doing what BMW designed them to do: isolate drivetrain vibration, noise, and harshness from the chassis.\u003c\/p\u003e\n\u003cp\u003eBut for customers who want to take differential control even further, we developed another solution.\u003c\/p\u003e\n\u003ch2\u003eVTT F9X Differential Bushing Inserts\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eVTT Differential Bushing Inserts\u003c\/strong\u003e are designed to work together with the Lockdown Kit while retaining the factory rubber differential bushings.\u003c\/p\u003e\n\u003cp\u003eInstead of completely removing the factory bushings and replacing them with solid or extremely stiff aftermarket mounts, the VTT inserts \u003cstrong\u003epress directly into the open voids in the factory differential bushings.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThose voids are what allow a significant amount of bushing deflection and differential movement under load.\u003c\/p\u003e\n\u003cp\u003eThe VTT inserts fill that unused space, dramatically restricting bushing deflection and eliminating approximately:\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e90% OF THE FACTORY BUSHING MOVEMENT\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe factory rubber bushing remains in place, allowing it to continue isolating drivetrain vibration and noise while the inserts dramatically reduce the amount the differential can move within the bushing.\u003c\/p\u003e\n\u003cp\u003eThis gives you a substantial increase in differential control \u003cstrong\u003ewithout the excessive vibration, gear noise, and harshness commonly associated with completely solid-mounting the differential.\u003c\/strong\u003e\u003c\/p\u003e \u003chr\u003e \u003ch1\u003eBUILD THE SYSTEM AROUND YOUR CAR\u003c\/h1\u003e\n\u003cp\u003eThe VTT F9X differential stabilization system gives you multiple options depending on how aggressively you want to control drivetrain movement.\u003c\/p\u003e\n\u003ch3\u003eVTT DIFFERENTIAL LOCKDOWN + FACTORY BUSHINGS\u003c\/h3\u003e\n\u003cp\u003eInstall the Lockdown and retain the factory bushings.\u003c\/p\u003e\n\u003cp\u003eYou get substantial additional differential support and positive location while retaining maximum factory NVH isolation.\u003c\/p\u003e\n\u003ch3\u003eVTT DIFFERENTIAL LOCKDOWN + VTT BUSHING INSERTS\u003c\/h3\u003e\n\u003cp\u003eFor higher-power, drag-oriented, and aggressively driven F9X builds, combine the Lockdown with our Differential Bushing Inserts.\u003c\/p\u003e\n\u003cp\u003eThe inserts eliminate approximately \u003cstrong\u003e90% of the movement within the factory bushings\u003c\/strong\u003e, while the Lockdown provides additional structural support tying the differential into the subframe.\u003c\/p\u003e\n\u003cp\u003eThe two systems attack unwanted differential movement in different ways and are specifically designed to work together.\u003c\/p\u003e\n\u003cp\u003eFor customers who want maximum differential control while retaining the factory rubber bushings, VTT will also offer the components together as a:\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eVTT F9X COMPLETE DIFFERENTIAL LOCKDOWN BUNDLE\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eKeep the factory rubber. Fill the unwanted voids. Lock down the differential. Keep the car livable.\u003c\/strong\u003e\u003c\/p\u003e \u003chr\u003e \u003ch1\u003eINSTALLS IN MINUTES\u003c\/h1\u003e\n\u003cp\u003eFor the amount of additional drivetrain support the VTT Lockdown provides, installation couldn’t be much easier.\u003c\/p\u003e\n\u003cp\u003eThe system uses \u003cstrong\u003eexisting factory mounting locations\u003c\/strong\u003e, including a factory-provided hole in the subframe.\u003c\/p\u003e\n\u003cp\u003eThere is no need to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRemove or lower the subframe\u003c\/li\u003e\n\u003cli\u003eRemove the differential\u003c\/li\u003e\n\u003cli\u003eRemove or reposition the exhaust\u003c\/li\u003e\n\u003cli\u003ePress out factory bushings\u003c\/li\u003e\n\u003cli\u003ePermanently modify the vehicle\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eInstallation of the Lockdown itself is extremely straightforward:\u003c\/p\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003eRemove the four applicable differential bolts.\u003c\/li\u003e\n\u003cli\u003ePosition the VTT Differential Lockdown.\u003c\/li\u003e\n\u003cli\u003eInstall the supplied hardware at the four differential mounting locations.\u003c\/li\u003e\n\u003cli\u003eInstall the supplied hardware through the existing factory subframe mounting location.\u003c\/li\u003e\n\u003cli\u003eTorque all hardware to specification.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eThat’s it.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAn experienced technician can complete the Lockdown installation in approximately \u003cstrong\u003e5 minutes\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eEven someone taking their time should typically be able to complete the installation in approximately 15 minutes.\u003c\/p\u003e\n\u003cp\u003eNo special tools. No dropping the drivetrain. No fighting with the exhaust.\u003c\/p\u003e\n\u003cp\u003eFor an upgrade that provides this much additional differential support, installation doesn’t get much easier.\u003c\/p\u003e \u003chr\u003e \u003ch1\u003eONLY 1.5 LBS\u003c\/h1\u003e\n\u003cp\u003eAdding differential support shouldn’t mean hanging a massive steel structure underneath the vehicle.\u003c\/p\u003e\n\u003cp\u003eThe complete VTT F9X Differential Lockdown weighs approximately:\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e1.5 LBS\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Lockdown is CNC-machined from \u003cstrong\u003e6061-T6 billet aluminum\u003c\/strong\u003e, providing an excellent combination of strength, rigidity, and extremely low weight.\u003c\/p\u003e\n\u003cp\u003eEach Lockdown is then anodized for corrosion resistance, long-term durability, and a clean finished appearance.\u003c\/p\u003e\n\u003cp\u003eAvailable in three anodized color options.\u003c\/p\u003e \u003chr\u003e \u003ch1\u003eWHY CONTROL DIFFERENTIAL MOVEMENT?\u003c\/h1\u003e\n\u003cp\u003eModern F9X M5\/M8 builds are capable of producing enormous torque and putting tremendous loads through the AWD drivetrain.\u003c\/p\u003e\n\u003cp\u003eEvery time the differential moves excessively within its mounts, that movement has to be taken up somewhere else in the drivetrain.\u003c\/p\u003e\n\u003cp\u003eReducing that movement helps:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStabilize the differential under hard launches\u003c\/li\u003e\n\u003cli\u003eReduce drivetrain movement during acceleration and deceleration\u003c\/li\u003e\n\u003cli\u003eReduce shock loading through the driveline\u003c\/li\u003e\n\u003cli\u003eReduce unnecessary stress on the driveshaft and guibos\u003c\/li\u003e\n\u003cli\u003eReduce unwanted movement during aggressive cornering\u003c\/li\u003e\n\u003cli\u003eCreate a more positively located drivetrain under load\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe harder you launch the car and the more power you make, the more important controlling unnecessary drivetrain movement becomes.\u003c\/p\u003e \u003chr\u003e \u003ch1\u003eFEATURES\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eApproximately 1.5 lbs total weight\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eExtremely fast 5–15 minute typical installation\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eFour differential mounting points\u003c\/li\u003e\n\u003cli\u003eOne additional subframe mounting point\u003c\/li\u003e\n\u003cli\u003eFive total points of differential support\u003c\/li\u003e\n\u003cli\u003ePositively locates and stabilizes the differential\u003c\/li\u003e\n\u003cli\u003eDramatically reduces unwanted differential movement\u003c\/li\u003e\n\u003cli\u003eHelps reduce drivetrain shock loading during hard launches\u003c\/li\u003e\n\u003cli\u003eHelps reduce unnecessary stress on guibos and other driveline components\u003c\/li\u003e\n\u003cli\u003eCNC-machined \u003cstrong\u003e6061-T6 billet aluminum construction\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eUses existing factory mounting locations\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNo subframe removal required\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNo differential removal required\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNo exhaust removal or repositioning required\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eWorks perfectly with factory differential bushings\u003c\/li\u003e\n\u003cli\u003eWorks perfectly with VTT Differential Bushing Inserts\u003c\/li\u003e\n\u003cli\u003eVTT Bushing Inserts eliminate approximately \u003cstrong\u003e90% of factory bushing movement\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eFactory rubber bushings remain in place for NVH isolation\u003c\/li\u003e\n\u003cli\u003eDesigned to avoid the excessive NVH associated with solid-mount solutions\u003c\/li\u003e\n\u003cli\u003eAnodized for corrosion resistance and long-lasting appearance\u003c\/li\u003e\n\u003cli\u003eAvailable in three anodized colors\u003c\/li\u003e\n\u003cli\u003eComplete bolt-on installation\u003c\/li\u003e\n\u003cli\u003eAll required Lockdown installation hardware included\u003c\/li\u003e\n\u003c\/ul\u003e \u003chr\u003e \u003ch1\u003eKIT INCLUDES\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eVTT F9X M5\/M8 Differential Lockdown\u003c\/li\u003e\n\u003cli\u003eAll Required Installation Hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eVTT Differential Bushing Inserts are available separately or as part of the complete VTT F9X Differential Lockdown Bundle.\u003c\/strong\u003e\u003c\/p\u003e \u003chr\u003e \u003ch1\u003eFITMENT\u003c\/h1\u003e\n\u003ch3\u003eBMW F9X M5\/M8 Platform\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eF90 M5\u003c\/li\u003e\n\u003cli\u003eF91 M8\u003c\/li\u003e\n\u003cli\u003eF92 M8\u003c\/li\u003e\n\u003cli\u003eF93 M8\u003c\/li\u003e\n\u003c\/ul\u003e \u003chr\u003e \u003ch1\u003eLOCK THE DIFF DOWN WITHOUT TURNING YOUR M5\/M8 INTO A RACE CAR\u003c\/h1\u003e\n\u003cp\u003eWhether you’re launching an AWD F9X at the drag strip, putting serious power through the drivetrain on the street, or loading the chassis through aggressive cornering, controlling differential movement is an important part of keeping the drivetrain stable and predictable.\u003c\/p\u003e\n\u003cp\u003eThe VTT F9X Differential Lockdown gives you that control without dropping the subframe, removing the differential, moving the exhaust, or requiring solid differential mounts.\u003c\/p\u003e\n\u003cp\u003eRun it with the \u003cstrong\u003efactory bushings for maximum refinement\u003c\/strong\u003e, or combine it with the \u003cstrong\u003eVTT Differential Bushing Inserts to eliminate approximately 90% of factory bushing movement while retaining the factory rubber.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFive mounting points.\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003e1.5 lbs.\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eMinutes to install.\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eFactory-bushing compatible.\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eVTT Bushing Insert compatible.\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003ePositive differential control.\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSimple to install. Extremely effective. Engineered specifically for the F9X M5\/M8 platform.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Vargas Turbo Technologies","offers":[{"title":"Black \/ Yes, Please","offer_id":47878125355164,"sku":"VTT-A9X-LOCKDOWN-BLK-1-YESPLEASE","price":302.49,"currency_code":"USD","in_stock":true},{"title":"Black \/ No, Thanks","offer_id":47878125387932,"sku":"VTT-A9X-LOCKDOWN-BLK-1-NOTHANKS","price":299.99,"currency_code":"USD","in_stock":true},{"title":"Red \/ Yes, Please","offer_id":47878125420700,"sku":"VTT-A9X-LOCKDOWN-RED-1-YESPLEASE","price":302.49,"currency_code":"USD","in_stock":true},{"title":"Red \/ No, Thanks","offer_id":47878125453468,"sku":"VTT-A9X-LOCKDOWN-RED-1-NOTHANKS","price":299.99,"currency_code":"USD","in_stock":true},{"title":"Clear \/ Yes, Please","offer_id":47878125486236,"sku":"VTT-A9X-LOCKDOWN-CLR-1-YESPLEASE","price":302.49,"currency_code":"USD","in_stock":true},{"title":"Clear \/ No, Thanks","offer_id":47878125519004,"sku":"VTT-A9X-LOCKDOWN-CLR-1-NOTHANKS","price":299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0473\/3206\/5436\/files\/IMG_4981-scaled.jpg?v=1791771161","url":"https:\/\/daroracing.com\/products\/vtt-f9x-m5-m8-billet-differential-lockdown-kit","provider":"Daro Racing","version":"1.0","type":"link"}