A vehicle shown herein is a side by side utility vehicle having frame configured to effectively transfer various loads throughout the frame as whole. The vehicle may further or alternatively include a routing tray configured to retain various fluid lines of the vehicle, a transmission including a passive duct acoustical attenuation device, a door seal configured to allow the frame to contact the seal at an angle, a modular door actuating mechanism, and/or a modular skid plate.

A trailer includes a housing including an internal frame and an external frame. The external frame is coupled to the internal frame. In certain embodiments, the internal frame is positioned between interior panels and exterior panels of the housing. In certain embodiments, the external frame is spaced from exterior panels.

A heavy-duty vehicle frame rail clamp on mounting bracket includes a first member, a second member, a third member, and at least one fastener. The third member is configured to contact the first member and the second member. The at least one fastener is applied to the third member. Upon a fastening thereof, the at least one fastener is configured to generate a clamping force on the first member and on the second member. The first member and the second member have a same shape.

A hollow chamber support assembly for a vehicle comprising a hollow chamber support, an insert component designed as a hollow chamber profile, which is arranged in the hollow chamber support with the outer sides of the walls of the insert component spaced apart from the inner wall of the hollow chamber support, and means for holding a first end section of the insert component on an end of the hollow chamber support in its arrangement provided in the hollow chamber support(. The means are designed as clamping means and comprise a clamping element and an abutment element, wherein to clamp the insert component, the clamping element is supported on the abutment element and, in this supported arrangement, acts against the outer side of at least one wall of the insert component.

An embodiment front vehicle body structure of a vehicle body is provided. The vehicle body includes an under body and an upper body coupled to the under body, and the front vehicle body structure includes side sills respectively disposed at two opposite sides of the upper body based on a vehicle width direction and wheel arch members respectively connected directly to front ends of the side sills in a forward/rearward direction of the vehicle body and coupled to a front part of the under body.

An embodiment joint structure for a vehicle body is provided. The vehicle body includes an underbody and an upper body coupled to the underbody, and the joint structure includes a front bulkhead coupled to an inside of each side sill of a pair of side sills provided on both sides of the upper body, respectively, a rear bulkhead coupled to the inside of each side sill of the pair of side sills on a rear side of the front bulkhead, and a support bracket coupled to the front bulkhead and the rear bulkhead along a length direction of the vehicle body.

An embodiment engagement structure includes an engagement bracket including an upper end configured to be engaged with a side member of a vehicle and connected to a region in which the side member is to be engaged with a sub-frame, wherein the engagement bracket comprises an inclined portion inclined downward toward a rear side of the vehicle.

A structure of a purpose-built vehicle, includes a vehicle body cross member coupled to a floor panel in a lower side of the floor panel of a vehicle body, a frame including frame side members and a frame cross member and coupled to a lower side of the vehicle body, a plurality of connection brackets located between the vehicle body cross member and the frame cross member, and fastening bolts coupled to the connection brackets while penetrating the frame cross member and a battery casing configured to accommodate a high-voltage battery.

A vehicle roof structure is provided capable of maintaining side collision performance of a vehicle even without a roof reinforcing member. The vehicle roof structure includes an annular frame that is joined to a circumferential edge of a roof panel (which includes an outer panel and an inner panel), and supports the roof panel. The annular frame has a higher rigidity than the roof panel, is arranged in an opening of a roof, and is joined to a pair of roof side rails, a front header, and a rear header.

A chassis frame for an electric vehicle may include: a first frame and a second frame spaced apart from each other in a longitudinal direction of the electric vehicle; a center frame disposed between the first frame and the second frame, and configured to have side members spaced apart from each other in a widthwise direction of the electric vehicle; a first fastener which extends from the first frame, and is fastened to a first side of the side member; and a second fastener which extends from the second frame, and is fastened to a second side of the side member, wherein the first fastener and the second fastener are configured to be in contact with entire peripheries of the side member.