Image via Metrolink
The race car represents a Metrolink partnership with the Breeders' Cup to promote the event and encourage public transportation to the track on Nov. 2 and 3.
The pony express promo can currently be spotted trotting the San Bernardino, Orange County, and Burbank-Bob Hope Airport lines. For related schedules and connections, Metrolink says check back after October 10.
For additional track-to-track action, The Source points out that Metrolink connects with Metro Rail at Union Station, and that a number of Metrolink stations are also served by Metro buses.