Torsen Differential
Advertisement With the debut of the Audi 80 Quattro in fall 1986, Audi introduced a new center differential. A component that was still strictly mechanical, but highly efficient. The name Torsen was a contraction of the words “torque” and “sensing.” …
How Tires Fight Water to Keep You Safe
Advertisement Rain Tires Need Greater Grip The level of grip on wet surfaces is a crucial performance factor for wet weather tires.  Unlike tires that can move easily on dry surfaces, the requirement for a stronger grip on the slippery …