On-demand from customers AWD devices drive the secondary axle by means of an Lively or passive coupling device or "by an independently driven generate system". The typical notes that occasionally, the secondary push procedure might also supply the first car propulsion. An instance is a hybrid AWD car or truck https://4-442852.mdkblog.com/39044474/not-known-factual-statements-about-αξεσουάρ-αυτοκινήτων-4χ4