Bmw, 3 Series, Differential Centre 2.0, N46/N46B/N46N/N46T, Petrol, Auto T/M, E90/E91, 320I, 3.91 Ratio, 03/05-01/12

Used centre diff assembly to suit BMW E90/E91 320i petrol (N46 variants) automatic, 3.91 ratio, years 2005–2012. Donor item, cleaned and visually inspected; spins smoothly with expected backlash and no obvious chips on visible teeth. Delivered as the carrier with crown wheel and pinion for a bolt-in swap. Verify VIN, transmission, ratio tag and mounting arrangement before purchase. Supplied as pictured and shipped Australia-wide in protective packaging.