Description
Silverado Sierra 2500 HD. Single alternator. Silverado Sierra 3500 HD. 6.6L diesel without dual generators. Allows for the operation of various pulleys and drive belt accessories with the use of a single beltCreates a secure point of contact with the pulley which allows for tractionOriginal 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 Serpentine Belt.
