The Bugatti Veyron's rear differential is on the same hydraulic oil system as the gearbox, sharing the same oil, though with extra filters.

The Bugatti Veyron's transmission had a major leak from a seal during testing, but it miraculously stopped.

A replacement seal for the Bugatti Veyron's transmission is a Bugatti-specific part and cannot be obtained.

The Bugatti Veyron's gearbox was received back after 5 months of repair.

The only way to properly bed in the Bugatti Veyron clutch and flush out fibers is to run it on a spin test stand with sacrificial filters.

Every Bugatti Veyron serviced by Furlonger Cars shows a slight 'sweating' or 'mist' of gearbox oil around that area without exception.