Single steering wheel Single steering wheel is widely used in the early vehicles, because the vehicles at that time few with steering wheel assist device, so when driving, the direction will be very heavy, sometimes need to cut the wheel to turn the steering wheel. Therefore, the inner diameter of the single steering wheel space is very convenient to use, but with the use of power steering, the single steering wheel will end its historical mission.
Dual-width steering wheel is almost the same as single-width steering wheel. It was used on early vehicles, but it is difficult to support airbags, so it is difficult to see a dual-width steering wheel in modern cars. However, the two - width steering wheel can still be seen in light trucks.
Three and four steering wheels This is the steering wheel widely used in cars at present. A common feature of the two steering wheels is that there is a large space in the middle for airbags, and from the outside, the three models are dynamic and the four models give a thick feel.
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