The manufacturer shall use proven motor and trailer bogies. The manufacturer shall provide
wheel-sets equipped with the S1002 wheel-profile and compliant with the UIC 60 rails profile of
the ARL system including a valid rail-wheel interface study. The rail-wheel study shall be
verified by an on-site dynamic-running-behaviour test according to UIC and IEC. He shall
specify in detail the design of the axle-bearing and wheel-location and detail maintenance
intervals and life cycle.