{"product_id":"wavetrac-bmw-f20-f22-atb-lsd-limited-slip-differential-m140i-m240i-340i-lsd-installation-and-re-build-stock-differential-needed","title":"Wavetrac BMW F20 F22 ATB LSD Limited Slip Differential (M140i, M240i \u0026 340i) - LSD Installation and Re-build (Stock Differential Needed*)","description":"\u003ch4\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cspan\u003eWavetrac Europe is now stocking Wavetrac ATB LSD equipped axles! \u003c\/span\u003e\u003cspan id=\"more-6641\"\u003e\u003c\/span\u003e\u003cspan\u003eWavetrac is the most technologically advanced ATB LSD available on the market, with the patent-protected features its design delivers performance and longevity like no other.\u003c\/span\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMost BMW axles from 07 onwards were manufactured with a friction welded ring gear and open differential. This can cause some headaches for installation concerning vehicle downtime while the factory differential\/ring gear is separated by precisely machining the parts away.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease Note:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e*If you want to purchase the parts only, please refer \u003ca title=\"Wavetrac BMW F20 F22 ATB LSD Limited Slip Differential (M140i, M240i \u0026amp; 340i) - Parts Only\" href=\"https:\/\/www.mlperformance.co.uk\/products\/wavetrac-bmw-f20-f22-atb-lsd-limited-slip-differential-m140i-m240i-340i-parts-only\"\u003ehere\u003c\/a\u003e.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e**For this option, you will be required to send us the entire differential casting which will then be rebuilt and returned to you\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e***If you cannot send us your differential, you may purchase the Complete LSD \u003ca title=\"Wavetrac BMW F20 F22 ATB LSD Limited Slip Differential (M140i, M240i \u0026amp; 340i) - Complete Rebuilt LSD (Deposit Required**)\" href=\"https:\/\/www.mlperformance.co.uk\/products\/wavetrac-bmw-f20-f22-atb-lsd-limited-slip-differential-m140ix-m240ix-340ix\"\u003ehere\u003c\/a\u003e, the deposit which will be reimburst after inspection when you send us your non-damaged differential pumpkin after your built LSD has been received. For the deposit to be reimburst, your non-damaged stock differential pumpkin needs to be returned within 28 days after you have received your fully built LSD. \u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eWavetrac ATB LSD\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eARP Ring Gear Bolts\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eNew, Genuine BMW Axle Seals\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eBacklash Setup to OE Tolerances\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePrecisely Machined Ring Gear\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePLEASE NOTE\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eYou will need to spec oil, for this application we advise for Motul Competition 75w140.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\u003cstrong\u003eHere is an overview of the Advantages of Wavetrac over all other ATB LSDs i.e. Quaife\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eIf you lift a wheel, all gear diffs except Wavetrac®, will NOT power the other wheel.\u003c\/li\u003e\n\u003cli\u003eDuring the transition from accel to decel, all gear diffs except Wavetrac®, do nothing.\u003c\/li\u003e\n\u003cli\u003eThe patented Wave hub improves driveability and performance during performance driving.\u003c\/li\u003e\n\u003cli\u003eThe pinions in the Wavetrac run on patented Carbon Fibre bias plates in the housing. Whereas all other designs run the pinons directly on the steel housing. Overtime, with the metal on metal contact with other ATB designs friction can reduce and with this performance reduces. The carbon fibre bias plates in the Wavetrac create a consistent friction surface for the life of the differential for consistent performance.\u003c\/li\u003e\n\u003cli\u003eIts gear tooth forms are optimised for strength and improved oil film retention over competitive designs.\u003c\/li\u003e\n\u003cli\u003egear package is smaller, reducing overall mass, yet is more durable since particular attention was paid to the tooth strength - optimised for high torque conditions.\u003c\/li\u003e\n\u003cli\u003eThe internal gears are made from high strength 9310 alloy steel.\u003c\/li\u003e\n\u003cli\u003eThe diff bodies are machined from case-hardened steel billet.\u003c\/li\u003e\n\u003cli\u003eEvery Wavetrac® differential is built exclusively using high quality, high strength fasteners from ARP®, the world leader in fastener technology\u003c\/li\u003e\n\u003cli\u003eDirect comparison between Wavetrac \u0026amp; Quaife:\u003cspan\u003e \u003ciframe src=\"https:\/\/www.youtube.com\/embed\/E4wY2NoJ6f8\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cul\u003e\n\u003cli\u003eWavetrac maintains function throughout the corner\u003c\/li\u003e\n\u003cli\u003eQuaife performs like an open diff throughout the corner, sending power to the inside wheel and slowing momentum (you can see on the dash in that youtube video wheel speed increases but the vehicle speed does not)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003eWavetrac has a Lifetime, transferable warranty in all use cases including road, track, professional Motorsport, drag strip, rally etc\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHere is an overview of the Advantages of a Wavetrac over plate LSDs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWavetrac requires zero maintenance. Plate LSDs require frequent servicing to maintain performance. As they are used the friction plates wear and performance drops off.\u003c\/li\u003e\n\u003cli\u003eWavetrac does not increase Noise Vibration or Harshness. Noise Vibration \u0026amp; Harshness is comparatively higher and much more noticeable on a plate LSD.\u003c\/li\u003e\n\u003cli\u003eWavetrac allows for chassis stiffness to be setup comparatively softer vs. a plate style LSD as you are not overcoming an locked axle on turn-in. This improves overall mechanical grip, allowing for more setup variation.\u003c\/li\u003e\n\u003cli\u003eWavetrac never locks harshly, improving longevity of driveline components i.e. driveshafts.\u003c\/li\u003e\n\u003cli\u003eWavetrac has a Lifetime, transferable warranty in all use cases including road, track, professional Motorsport, drag strip, rally etc whereas plate differentials typically come with no warranty or a very limited warranty \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003col\u003e\u003c\/ol\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eParts only option\u003cbr\u003e\u003cbr\u003e\u003c\/strong\u003e1 x Wavetrac LSD\u003c\/p\u003e\n\u003cp\u003e2 x 75W140 Oil\u003c\/p\u003e\n\u003cp\u003e1 x Bolt set\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eF20\/F21 LCI M140i\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eF22\/F23 LCI M240i\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eF30\/F31 LCI 340i\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePlease Note: \u003c\/strong\u003eNot available for xDrive models, if you have an xDrive model and require this option, please contact us and we will do our best to assist.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eCompatibility Check\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eTo ensure the part(s) you have ordered fits your vehicle, we run a compatibility check prior to dispatch. We can do this either using your registration number(UK) or the last 7 digits of your VIN. Simply enter your car details prior to checkout.\u003c\/p\u003e\n\u003cp\u003e  \u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e30.309.172\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eMore Information\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eManufactured by\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWavetrac\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWavetrac Differential Limited Lifetime Warranty\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h4\u003e","brand":"Wavetrac","offers":[{"title":"LSD Installation and Re-build (Stock Differential Needed*)","offer_id":48760468275425,"sku":"30.309.172-2","price":1910.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0842\/7608\/4961\/files\/WAVETRACBMWF20F22ATBLSDLIMITEDSLIPDIFFERENTIAL_M140I_M240I_340I__01_71e8fdf7-0a06-4e4c-a746-0d50ef057068.jpg?v=1784863522","url":"https:\/\/mlperformanceusa.com\/products\/wavetrac-bmw-f20-f22-atb-lsd-limited-slip-differential-m140i-m240i-340i-lsd-installation-and-re-build-stock-differential-needed","provider":"ML Performance USA","version":"1.0","type":"link"}