ACDelco GM Original Equipment 55578811 V-Ribbed Serpentine Belt , Black
- Allows for the operation of various pulleys, and drive belt accessories, with the use of a single belt.
- Creates a secure point of contact with the pulley, which allows for traction.
- Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.
- GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle.
- Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type.
- GM regularly updates production and service part designs to integrate new materials and technologies.