How Audi Quattro AWD Works - Find the best Audi deals! A differential is a set of gears that powers wheels at the axle. The original Quattro system featured three differentials (front, rear, and ...

The term quattro is Italian for “four,” which is appropriate given its association with Audi’s all-wheel drive system. But this wasn’t always the case. The Audi Quattro (yes, with a capital Q) was ...

Cars come in all sorts of varying configurations -– unique trim levels offer varying equipment, different levels of luxury features, paint colors, wheels, and often the choice between two and ...

The transfer case is a critical part of four-wheel-drive and all-wheel-drive vehicles. How often does its fluid need to be replaced? And what does that cost?