Patent ID: 7905540

Claim:
A modular vehicle structure comprising: a center frame module comprising: a front bulkhead, a cab portion, and a rear bulkhead; wherein the center frame module includes an armor; a front frame module comprising: an engine subframe, wherein the front frame module is connected to the front bulkhead by a plurality of mechanical coupling devices; wherein the plurality of mechanical coupling devices provides for connecting and disconnecting the front frame module to the front bulkhead without substantially affecting the connection; wherein each of the plurality of mechanical coupling devices comprises a mechanical fastener; wherein the mechanical fasteners are located in at least a substantially longitudinal direction and a substantially lateral direction when connecting the front frame module to the front bulkhead of the center frame module; and a rear frame module comprising: a gearbox subframe, wherein the rear frame module is connected to the rear bulkhead by the plurality of mechanical coupling devices; wherein the plurality of mechanical coupling devices provides for connecting and disconnecting the rear frame module to the rear bulkhead without substantially affecting the connection; wherein each of the plurality of mechanical coupling devices comprises a mechanical fastener; wherein the mechanical fasteners are located in at least a substantially longitudinal direction and a substantially lateral direction when connecting the rear frame module to the rear bulkhead of the center frame module.