We stock various models of ZF transfer cases and drop-boxes ranging in input torque capacity from 7400 ft-lbs to 22,700 ft-lbs and maximum input speeds of 2800 rpm to 3500 rpm. All units are equipped with helical constant mesh gear sets and roller bearings. Anytime you need parts in a hurry, count on our ZF trained order desk staff to determine what parts you need and have them shipped to you immediately.