The xDrive, BMW's all-wheel drive (AWD) system, has refined the art of improving traction and stability in various driving conditions. Introduced in 2003 on models like the BMW X3 (E83) and the ...

AWD and 4WD sound similar in name, but they are very different. AWD is always active on most vehicles, while 4WD can be customized depending on the situation. A lot of people use the terms four-wheel ...

Chase Bierenkoven is a gearhead and writer based in Denver, Colorado. As the family lore goes, Chase's first word was "truck." Cars have been a problem ever since. By 16, Chase was spending his ...

All-wheel-drive cars are the norm these days, with a wide range of models from all segments making use of the traction-enhancing technology. Whereas front- and rear-wheel-drive cars send the power to ...