What are the two buttons on the BMW 740 steering wheel?

1 Answers
DeLorenzo
07/29/25 5:32pm
The two buttons on the BMW 740 steering wheel are used for shifting gears, with the left one for downshifting and the right one for upshifting, which is the manual mode. Introduction to the steering wheel: The steering wheel is a wheel-shaped device used to control the direction of vehicles such as cars, ships, and airplanes. Its function is to convert the force applied by the driver to the edge of the steering wheel into torque and then transmit it to the steering shaft. Function of the steering wheel: The steering wheel is generally connected to the steering shaft via splines. Using a larger-diameter steering wheel reduces the hand force required by the driver when turning. The steering intermediate shaft serves as a connecting component between the steering gear and the steering shaft, facilitating the standardization of the steering gear, compensating for errors during manufacturing and installation, and ensuring a more rational installation of the steering gear and steering wheel in the vehicle.
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