Patent ID: 8191955

Claim:
A road vehicle having reduced base drag features comprising: a vehicle body having a front, a rear, a left side, and a right side; said vehicle including afterbody regions and a rear window; a left side rearview mirror housing and a right side rearview mirror housing, each mirror housing having a perforated front skin, baffles, and a mirror with slits allowing air to flow through the mirror housing when the vehicle moves forward in order to reduce the drag contribution of said mirrors to the vehicle; side regions on left side and right side of the vehicle adjacent to the rear window including self-driven air bleeds utilizing higher air pressure channeled from an underside of the vehicle to lower air pressure regions at the rear of the vehicle to achieve a drag reduction to the afterbody regions; and a bumper at the rear of the vehicle, the bumper including upward facing slots which are self-driven air bleeds utilizing higher air pressure channeled from an underside of the vehicle to lower pressure air regions at the rear of the vehicle to achieve a drag reduction to the afterbody regions.