... energy-saving fully hydraulic steering system makes it possilbe,with the articulated frame, to achive easy and flexible ... as well.Operation System: Forward/backward adjustable opertion pannel, with HUSCO multi-way valve, electrically- controlled ZF gearbox, ... Transmission: Adopting with auto-lock/unlock NO-SPIN anti-slide differential, heavy-duty balance box, heavy-duty roller chain transmisson, ...