Patent ID: 8276966

Claim:
A structure for a lower part of a rear vehicle body, comprising: a spare tire housing which is formed in a rear floor of the rear vehicle body and configured to house a spare tire; a cross member below the spare tire housing which is arranged below the spare tire housing and joined to rear side members located at both left and right sides thereof; and a rear bumper member which is arranged in a rear edge part of the rear floor, wherein a bottom surface rear part of the spare tire housing includes an inclined part extending rearward in the vehicle and being inclined obliquely downward, and the spare tire is arranged in such an inclined state that a front part thereof is located at a position higher than a rear part thereof, and each rear side member is divided into a rear side member front part and a rear side member rear part in a front-to-rear direction of the vehicle, the cross member below the spare tire housing is joined to the rear side member rear part, and a central part in a vehicle width direction of the cross member below the spare tire housing extends rearward in the vehicle and is curved obliquely downward.