Track car may refer to
Half-track, military vehicles with both regular wheels and continuous tracks Model car, for use on a toy racing track Slot car, a powered miniature auto or other vehicle that is guided by a groove or slot in the track on which it runs Safety car or pace car, a car which limits the speed of competing vehicles on a racetrack during caution period or parade lap Track day car, a road car designed solely or principally for track days Track geometry car or track recording car, an automated railway inspection vehicle