After Daimler’s new M Class crossover was leaked through a series of scans that appeared on the web yesterday, the automaker decided make things official and unveiled the 2012 Mercedes ML by offering hi-res photos and details regarding whats under the bonnet.
In terms of design this new generation M Class represents an evolution from the previous model, with some of the new elements including a bigger grille, a new front bumper incorporating LED lights, redesigned headlights and taillights, and new rims.  
Even though the exterior of the 2012 Mercedes ML looks familiar, the interior is almost completely new, with the automaker making use of materials like wood, aluminium and leather throughout the cabin, and adding a dashboard inspired from the S Class. 
When compared to the outgoing version, the 2012 Mercedes ML is 24 mm longer, 16 mm wider and 19 lower, with a wheelbase that remained unchanged at 2.92 m, but with a body that is now 4.80 m longs, 1.93 m wide and 1.8 m tall.
Powertrain choices available on the 2012 Mercedes ML at launch will include a 2.1-litre 4-cylinder diesel for the ML 250 which will produce 204 HP and 369 lb-ft of torque, a 3.0-litre V6 diesel for the the ML 350 Bluetec rated at 258 HP and 457 lb-ft and lastly a 3.5-liter V6 running on petrol which will be used on the ML 350 BlueEFFICIENCY and will be good for 306 HP and 273 lb-ft of torque.
A 7-speed automatic transmission (7G-Tronic Plus) and an AWD system will be offered as standard on all 2012 Mercedes ML models.  
The 2012 Mercedes ML will have its public debut at the 2011 Frankfurt Motor Show in September. 

Source: Mercedes