A belt rib wear gauge comprising a body, an elongate member having a length and extending from the body, the elongate member having an arcuate surface, the elongate member further comprising a tactile surface cooperatively disposed with respect to the arcuate surface, and the arcuate surface having a predetermined radial dimension wherein engagement of the elongate member within a belt groove and the position of the tactile surface relative to a datum plane at a tip of belt ribs disposed immediately adjacent to the belt groove indicates a state of wear of the belt ribs.