The 3.5-litre V8 produces 173kW with torque of 320Nm at 3300rpm Side airbags mounted in the front doors are standard on all 7 Series cars, backing up standard dash and steering wheel-mounted driver and passenger airbags BMW offers factory-fitted satellite navigation Steptronic operates by sliding the shift lever into a second gate, from where the driver changes up and down manually Electric steering column adjustment is standard across the range, allowing selection of personal rake and reach A second television screen mounted in the rear, which may be viewed on the move, is also optional Automatic Stability Control + Traction is standard. The system controls wheelspin and slip even under the most trying driving conditions by cutting power delivered to the rear wheels A sunroof is also standard with a glass roof a no-cost option Slippery shape of large BMW adds up to a drag coefficient of just 0.30 Brakes are four piston aluminium fixed calliper discs at the front and single piston floating callipers at the rear Protective bars in the doors lock into pillars in impacts but spring back to assist easy exit Self-regenerating bumpers absorb knocks up to 8km/h without deformation. Park distance control warns of impending interaction with poles or parked cars