Gates PowerBand® belts are engineered for drives that are subject to pulsating loads, shock loads or extreme vibrations. By joining several Quad-Power® 4 V-belts together the Quad-Power® 4 PowerBand® offers a maintenance-free solution for drives where single belts vibrate, turn over or jump off the pulleys. It comes with all of the advantages of the single belt: this SERVICE FREE EPDM belts are designed to extend product life time eliminating costly downtime for re-tensioning, repair and replacement.