General Motors Chevrolet/GMC B-Series

The Chevrolet/GMC B series (also known as the S-series) are a series of cowled chassis that were produced by General Motors from the 1967 to the 2003 model years. A variant of Chevrolet and GMC medium-duty trucks, the B-series was developed primarily for bus use. While primarily used for school bus applications, General Motors offered the chassis for multiple commercial and specialty uses.

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