first Audi model to offer Side Assist, a type of blind-spot detection and warning system. Engines Source 0– performance for Q7 3.6 VR6 FSI is 8.5s, 4.2 V8 FSI is 7.4s and for 6.0 V12 TDI is 5.5s. The 2007-2009 4.2L V8 FSI use the AISIN TR-60SN transmission, that can handle up to 1000NM engine torque. Safety Despite its multiple airbags and safety electronics, such as Electronic Stability Programme (ESP), the Q7 scored only four stars out of five () in the Euro NCAP crash test for adult occupant protection. According to Audi, this was caused by a design error, and has since been fixed in cars manufactured after the test which should allegedly lead to five stars. Official tests to prove this remain to be done as of March 2009. However, in the United States, the Q7 received five out of five stars () from the National Highway Traffic Safety Administration (NHTSA) safety test for both front and side impacts. The Insurance Institute for Highway Safety awarded the Q7 its Top Safety Pick 2009, with Good ratings in all 14 measured categories of the front and side impact test. The 2015 Q7 has a rollover risk of 18.5%. North American models It was first released as 2007 model, with Q7 4.2 quattro available at launch. Q7 hybrid (2005) The Q7 hybrid is a concept vehicle using the engine from the 4.2 FSI with an electric motor to provide extra torque, and nickel-metal hydride battery. It has 0– acceleration time of 6.8 seconds. The vehicle weighs , heavier than the petrol counterpart. The vehicle was unveiled at the 2005 Frankfurt Motor Show. Audi reportedly was going to introduce a hybrid version of the Q7 sometime in the future. However, the low US dollar caused Audi to drop the plans for the US market, but stated limited quantities would be available for the commercial market. Audi's research and development chief, Michael Dick, later announced Q7 hybrid would be produced in limited numbers for test purposes only and that development work would focus on a more advanced lithium-ion battery-based hybrid system for the Q5. Q7 3.0 TDI clean diesel (2010) The Q7 3.0 TDI clean diesel is a version of the 3.0 V6 TDI with selective catalytic reduction. The engine was later used in the next generation of the Q7 for the European market. The 3.0-litre TDI S line can accelerate from