Chevrolet brands its stock limited-slip differentials as Positraction axles, Ford uses the Traction ... chock the front wheels and jack up the rear of the vehicle with it in neutral and the ...

And without a long driveshaft, rear axle (or axles), or rear differential, front-drive vehicles carry less mass. This, coupled with reduced driveline loss, aids efficiency. Front-drive ...

First, a little history. Quattro has typically worked by using a Torsen center-locking differential that sent 60% of available power to the rear axle and 40% to the front axle. The center Torsen ...