In 1976, the Belle Urban System of Racine modernized its bus fleet, with 25 GM T6H4523A "fishbowls", numbers 001-025. Number 005 was still operating in 1997, but was retired shortly after. Nine such buses remained in service in 2002.
In 1982, the Belle Urban System received 8 GM RTS buses, model T7W-604, numbers 026-033. #028 is pictured here. Belle Urban System received 9 more RTS buses in 1988, numbers 034-042, model T7O-606, manufactured by TMC.
In 1997, Belle Urban acquired T7O-606 RTS buses numbered 043-065, manufactured by Nova, in a new paint scheme, including #046.
In 2004, Belle Urban acquired 10 Gillig low floor buses numbered 066-075, including #74. By then, Belle Urban had established its new transit center at the former C&NW train station.