Chevrolet Chevrolet/GMC B-Series

The Chevrolet/GMC B 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.