ZF Steering Gear [India] Limited offers Power Steering Gear for Medium Commercial Vehicles. ZF Steering Gear [India] Limited is an ISO TS 16949:2002 and ISO 14001 accredited company. The Company also manufactures and supply integral hydraulic power steering system. The Power Steering Gear for Medium Commercial Vehicles has precise measuring of the friction torques. The Power Steering Gear for Medium Commercial Vehicles provides power assistance without any time lag. The Power Steering Gear for Medium Commercial Vehicles has compact design. This Gear has capacity ranging from 3.5 to 5 Ton.