The BMW 740 hangs the air pump in that position.

The air pump is on the suspension side of the car and can be seen when the car is lifted.

BMW) 740Li is a high-end luxury car produced by German BMW. It belongs to "BMW 7 Series" and is only produced in Germany. The new 740Li is equipped with a 4.0-liter V8 engine, which is upgraded from the old 3.6-liter V8 engine. The new 7-Series has been slightly redesigned, and its appearance is more friendly. In addition to BMW's dual VANOS dual camshaft variable valve timing system, the new engine also uses a stepless adjustable Valvetronic electronic valve drive mechanism, which significantly reduces fuel consumption and emissions. The maximum power of the engine is 225 kW and the maximum torque is 390 Nm. It takes only 4.6 seconds to accelerate from standstill to 65,438+000 km/h, and the brand-new i-drive system has been upgraded, making it easier to operate, but it is still the most complicated system among all BMW models.