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SbX

sbX is a bus rapid transit (BRT) service in San Bernardino and Loma Linda, California, United States. It is operated by Omnitrans, a public transportation agency in southwestern San Bernardino County. The route is internally named by Omnitrans as the Green Line.

sbX is intended to be a brand of bus rapid transit service that will eventually traverse major surface streets throughout Omnitrans' service area.