In the year 2000, Pace received new low floor Orion VI buses. Bus #6011 is seen at Wrigley Field, on the special bus route operating from Schaumburg for Chicago Cubs baseball games.
In the year 2003, Pace received more new low floor buses from North American Bus Industries, similar to the earlier NABI buses but with some design modifications, including orange digital destination signs. Included was 40 foot bus #6202, seen near the Hegewisch South Shore Line train station on the #355 route to Lansing.
In the year 2005, Pace received more new low floor buses from North American Bus Industries, but in a new blue paint scheme. Bus #6267 is seen at the CTA's Howard Street terminal, on the #215 route.
This Pace order from North American Bus Industries also included 35 foot models, including #6637, seen at the Elgin terminal on the #552 route to Spring Hill Mall.
In the year 2002, Pace received the first long distance motor coaches actually owned by them. Eight MCI D4000 coaches arrived for use on express bus routes #877 and #888, operating between the south suburbs and the employment centers of the west suburbs. Bus #6906 is seen at the Oakbrook Mall.
In 2011, Pace experienced growth with its express bus service operating via the Stevenson Expressway (Interstate 55). Bus #6920 is assigned to this service, and is seen at Michigan Ave. and Washington St. in downtown Chicago. The sign at the rear of the bus says "Authorized to use the shoulder", which means exclusive use of the shoulder when the expressway is otherwise congested.
In 2006 and 2007, Pace received these smaller 30 foot long buses from El Dorado. Bus #2650 is seen at the CTA's Linden Ave. terminal in Wilmette, on the #422 route.