Sorry, it's about to get all geeky in here: The longitudinally midmounted V8 transfers power to the limited-slip e-diff through a Koenigsegg-designed seven-speed gearbox, with a twin-disc dry clutch and an 11-disc wet clutch arranged sequentially, working cooperatively, rather like a dual-clutch automated manual transmission.
WSJ: 2012 Koenigsegg Agera R Review: A Blasting Horizontal Roller Coaster | Rumble Seat by Dan Neil