Exercise device

Aspects of the present invention involve an exercise device configurable to allow a user to perform various exercises. The exercise devices include an adjustable bench assembly connected with a frame supporting adjustable arm and cable-pulley assemblies providing a user interface with a resistance system. In some embodiments of the invention, the adjustable bench assembly includes a bench seat and a pivotal back support supported on an adjustable bench frame. The exercise devices also utilize various configurations of adjustable arm assemblies that are selectively positionable for numerous exercises and to suit a user's particular body size and shape. Other embodiments of the exercise devices include a resistance system with a transmission supporting a plurality of resistance packs. The transmission allows a user to conveniently engage any number of resistance packs to change the resistance level for a particular exercise.