What is the difference between on-demand four-wheel drive and part-time four-wheel drive?

1 Answers
OliveLee
07/30/25 6:00am
The differences between on-demand four-wheel drive and full-time four-wheel drive are as follows: 1. Different structures: The structure of on-demand four-wheel drive is relatively simple; the structure of full-time four-wheel drive is more complex. 2. Different power transmission to the front and rear axles: The adjustment range of on-demand four-wheel drive is smaller; the adjustment range of full-time four-wheel drive is larger. 3. Different central differentials: On-demand four-wheel drive responds more slowly; full-time four-wheel drive responds faster. 4. Different operation methods: On-demand four-wheel drive does not have a separate button in the car; full-time four-wheel drive has a separate button. The following is a related introduction to on-demand four-wheel drive: On-demand four-wheel drive means that the system will automatically activate four-wheel drive only when the vehicle encounters a situation that requires it, otherwise it operates as a two-wheel drive system.
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