To simplify maintenance work of a racing cart 1, and to suppress the cost required for the maintenance of the racing cart 1.

A pair of front torsion bars 19 separated from each other in a vehicle width direction and extended in a longitudinal direction are detachably disposed to a front part of a body frame 3, front wheels 27 are respectively disposed to each front supporter 25 of the front torsion bar 19 to be steerable and rotatable, a pair of rear torsion bars 45 that are separated from each other in the vehicle width direction and extended in the longitudinal direction are disposed to a rear part of a body frame 3 to be detachable in the vehicle width direction, and rear wheels 55 are respectively disposed to each rear torsion bar 45 to be rotatable.