Depending on the trim level, some Toyota 4Runner's have the unique four-wheel drive option of H4F. Here's what that means and ...

Lockable center differentials, which ensure the front and rear driveshafts rotate at the same rate, are less common but found on vehicles like the Lexus GX460. In conclusion, locking differentials ...

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 ...