 Whilst not officially a 'Wolf' the 130 ambulances (with bodies by Marshall Aerospace) used the same chassis and transmission upgrades, identical drivetrains and the same Defender-based front bodywork.A variant of TUM is the Weapons Mount Installation Kit (WMIK, pronounced ‘Wimik’) for use as reconnaissance and close fire support vehicles.WMIKs are manufactured jointly by Land Rover and Ricardo Vehicle Engineering and feature a strengthened chassis and are stripped down, fitted with roll cages and weapon mounts.