Integrated cab design for a semi-truck vehicle

A cab for a semi-truck vehicle, comprising:

• a main body having a forward side, a rearward side, a first side, a second side, a length, a wrap around windshield, and a wheel well, the forward side and the rearward side located at opposed ends of a length of the main body, the wrap around windshield disposed across an entirety of the forward side and across only part of the first side and the second side, the wrap around windshield having a rear end on each of the first side and the second side, the wrap around windshield further having a predetermined field of front vision, a predetermined field of side vision, and a predetermined shield angle of A-pillar, and the wheel well having a front portion and a rear portion;
• a seat disposed within the main body and having a frontside and a rearside;
• a rear wall disposed within the main body and behind the rearside of the seat, the rear wall spaced apart from the rearward side of the main body;
• a cabin interior configured to accommodate a driver, the cabin interior located within the main body between the wrap around windshield and the rear wall, the seat disposed within the cabin interior, and the cabin interior including a frontside volume and a rearside volume, the frontside volume disposed between the seat and the wrap around windshield, and the rearside volume disposed between the seat and the rear wall;
• a doorway formed in the main body, the doorway having a front edge, a rear edge, a top edge, and a bottom edge, and the doorway providing ingress and egress to the cabin interior;
• a plurality of front entry steps disposed beneath the doorway and adjacent the rear portion of the wheel well;
• and
• a door configured for selectively opening the doorway where in an opened position and selectively closing the doorway where in a closed position, the door disposed adjacent the front portion of the wheel well of the main body and permitting ingress and egress directly to the frontside volume of the cabin interior by the driver using the plurality of front entry steps upon the door being in the opened position, and at least a portion of the seat disposed rearward of the rear edge of the doorway,
• wherein the front edge of the doorway is disposed on a front doorway axis, and the rear edge of the doorway is disposed on a rear doorway axis, and the top edge of the doorway is disposed on a top doorway axis, and the bottom edge of the doorway is disposed on a bottom doorway axis, and the front portion of the wheel well is disposed on a front wheel well axis, and the rear portion of the wheel well is disposed on a rear wheel well axis, and the frontside of the seat is disposed on a frontside seat axis, and the rearside of the seat is disposed on a rearside seat axis, and the rear wall is disposed on a rear wall axis, the rearside seat axis located forward of the rear wall axis a predetermined distance, and the rear end of the wrap around windshield disposed on a rear end window axis, the forward side of the main body is disposed on a forward side axis, and the rearward side of the main body is disposed on a rearward side axis.