Audi Quattro tagged posts

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When talking about all-wheel-drive systems within the Volkswagen Group, most consumers usually know only two terms: the Quattro in Audi, and also the 4Motion in Volkswagen.

However, they are not just simply two systems: in fact the situation behind these are much more complicated than it appears to be. In this article, I will briefly analyze the AWD systems in Audi and VW cars.

Introduction

The Audi ...

In part 1, we reviewed some basic knowledge of AWD system, BMW xDrive and Mercedes-Benz 4Matic system. Now we continue our discussion on Lexus and Audi.

Lexus: the IS250/350 AWD and GS350 AWD are using a planetary-gear center differential, plus a wet-type multi-disc clutch control to act as slip control. This is a very advanced and complex design. Because the multi-disc clutch can be 100% locked, it means Lexus’ AWD can handle the case that even front or rear wheels completely lose traction, than the rest side of the two wheels still have full power. The disadvantage of this design is it is complicated and the parts take space...