Solving the drive mode of tractor
The rear eight is rear double bridge drive and can also operate single bridge drive. Four bridge full drive is rare, mainly used in super heavy trailers, or field use, such as oil field drilling exploration.
Drive the truck, the old liberated is a single drive bridge after the 4 round of the first 2 steering wheel, now a lot of light Kadouli this drive, four after the first four four steering wheel is two bridges, four driving wheels, after a single bridge.
