The rumor coming out of a BMW dealer presentation held in the Netherlands last week is that the previously rumored M550d will officially come in with 381 HP from its tri-turbo inline-6 cylinder diesel motor, far lower than the initial speculations of 500+ HP. But it will make over 516 lb-ft torque! Finally, it will be AWD-only, as speculated earlier.
This new tri-turbo diesel F10 5 series was previously confirmed to be coming, but a power figure was not yet known. That set off a round of high horsepower estimates because this model was supposed to have been tuned by BMW M.
Production of the M550d will begin next March, but it’s not yet known whether this model will be available in North America. Future applications for … CONTINUED
A new BMW brake pad package shows the appearance of a new model - “M550dX”. This new F10 model could feature the long rumored tri-turbo diesel engine. According to Scott26 (quoted below), it’s going to be an all new engine and will be available on all BMW models in the upper segments by next year.
It’s not an F10 M5 with a diesel motor as some claim, but will be a stand-alone F10 model like the M5 (maybe with M badge?). It will have its own look with a specific aerodynamic kit.
BMW M5 diesel, F10 M5 diesel