{"product_id":"bmw-g20-m340i-xdrive-differential-fluid-kit","title":"BMW G20 M340i xDrive Differential Fluid Kit with M Sport Differential, Built to 02\/2020: Red Line G2 Front, Genuine BMW G4 Rear, 3 Screw Plugs","description":"\u003cp\u003eFront and rear differential service for the G20 M340i xDrive with the M Sport differential, in one box, with the oils BMW specifies and the amounts ISTA calls for.\u003c\/p\u003e\u003ch2\u003eWhat is in the kit?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFront diff: 1 x Red Line 75W-85 GL-5 gear oil, 1 qt, Red Line 50104 (meets BMW Hypoid Axle Oil G2, BMW 83 22 2 413 511; the front diff takes 450 ml)\u003c\/li\u003e\n\u003cli\u003eRear diff (M Sport differential): 2 x Genuine BMW Hypoid Axle Oil G4 75W-80, 0.5 L, BMW 83 22 2 447 362 (the rear takes 1.0 L)\u003c\/li\u003e\n\u003cli\u003e3 x differential screw plug with O-ring, M22, BMW 33 11 7 525 064: one for the rear diff fill plug, two for the front diff (fill plug, plus the drain plug on cars that have one). Each one is tightened to 60 Nm.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhich BMWs does it fit?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBMW M340i xDrive (G20 Sedan) B58 with the M Sport differential (option code S2T4A), built up to 02\/2020\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBMW changed the front diff oil to G5 for cars built from 03\/2020, so later cars need a different kit. Send us your 17-digit VIN before you order and we will confirm the oils for your car.\u003c\/p\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDo I need new seals?\u003c\/strong\u003e No. The service is fluid plus a new screw plug (with its O-ring) for every plug you open.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhy Genuine BMW oil for the rear only?\u003c\/strong\u003e The M Sport rear diff needs G4, and there is no aftermarket oil we trust as a G4 match. The front takes G2, and Red Line 75W-85 fills that role at a lower price.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan I use the same oil front and rear?\u003c\/strong\u003e No. Front gets the 75W-85, the M Sport rear gets G4. Do not mix them up.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"IA Euro","offers":[{"title":"Default Title","offer_id":67761918738475,"sku":"21621-83222447362-KITDIFFG20M-WPEC","price":209.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/8390\/8395\/files\/bmw-g20-m340i-xdrive-differential-fluid-kit.jpg?v=1791285586","url":"https:\/\/ia-euro.com\/products\/bmw-g20-m340i-xdrive-differential-fluid-kit","provider":"IA Euro","version":"1.0","type":"link"}