Trusted by the worlds Top Automakers, Bando is OE on Domestic and Import nameplates. V-ribbed belt is precision engineered for long life under severe operating conditions. Used on standard V-ribbed pulley and serpentine drives.. Combines our OE technology and experience to offer an accessory drive belt that outperforms the competition. Flexible, oil and heat resistant backing extend belt life. Strong tensile cords carry high horsepower loads without stretching. Ground rubber ribs are compounded from high strength synthetic rubber for wear resistance and long life. Bando Rib Ace exceeds OE manufacturing specifications. Proprietary "Run Quiet" technology for better grip, less slip resulting in a quieter operation. Precise metric sizing and machine cut ribs for a more exact OE fit. Proprietary EPDM compounding for longer life. Soft compound backing to reduce noise. Bidirectional cord to eliminate tracking.