Hi-tech Multi Ribbed Belts are specifically engineered for serpentine drives. Being ribbed, flat and thin, these ribbed belt have great flexibility and can be taken around small diameter pulleys without impairing their power transmission efficiency. Multi ribbed belts, ribbed belts, v ribbed belts , Automotive Ribbed Belt, industrial belt and rubber ribbed belts are designed to allow the usage of both the ribbed and the flat sides for transferring power, helping them replace several traditional.