New video animation shows the coordination and interplay between the three turbochargers on the BMW M550d and X5/X6 M50d’s N57S tri-turbo inline 6 cylinder diesel engine.
We’ve posted the full tech specs of the BMW M550d sedan and touring, along with some more details, specs, and power output dyno graph of their TwinPower tri-turbo diesel inline 6-cylinder engines. Check it out inside at our official M550d info thread.
The first test drives of the all new BMW M550d xDrive model [official info/specs] are underway and here is the first video footage courtesy of Sport Auto. The M550d represents one of BMW’s new lineup of M Performance Vehicles (together with the X5 and X6 M50d and upcoming M135i), which bridge the gap between standard series cars and M cars.
The M550d xDrive features an inline 6 cylinder diesel engine good for 381hp and 546lb-ft torque.
Its official factory quoted performance stats puts it at 4.7 sec 0-62mph and a top speed of 155mph, and fuel economy of 44.8mpg (imp) / 35.84 MPG (US gallon). Unfortunately, the M550d will not be making it stateside.
At a glance:
New BMW M GmbH product range based … CONTINUED
Munich. With its BMW M Performance Automobiles, BMW M GmbH is adding four newly developed models to its product range. These cars come with a significant boost in performance and hallmark M precision in the interplay of the powertrain, chassis and aerodynamics – coupled with unrestricted everyday utility and high levels of efficiency. The BMW M550d xDrive, BMW M550d xDrive Touring, BMW X5 M50d and BMW X6 M50d models will have their world premiere at the Geneva International Motor Show (8 – 18 March 2012). The market launch of the BMW M Performance Automobiles starts just a few weeks later. The BMW M550d xDrive and BMW M550d xDrive Touring models will be available in German showrooms from 12 May 2012, with the BMW X5 M50d and … CONTINUED
For months now, there have been signs and clues pointing to the potential release of several M tuned BMW models which will create a new category of models to fill the gap between the standard series cars and their M versions. It’s now just been officially announced by BMW M! See inside for BMW M’s full official announcement.
So what rumored models can we expect to launch this new category of BMWs? The following three rumored models should all come with the criteria just announced by BMW M for its new M Performance cars category — extra power, tuned handling, and M visual enhancements.
There is the M550d, which was first discovered on the label of a new BMW brake pad package (pictured left). The M550d … CONTINUED