1982 NU50 AA - URBAN EXPRESS
1982 NU50M A - URBAN EXPRESS DELUXE
1981 NX50M A - EXPRESS SR
1983 NU50 A - URBAN EXPR1982 NX50M A - EXPRESS SR
1982 NU50 A - URBAN EXPRESS
1983 NU50M A - URBAN EXPRESS DELUXE
1982 NU50M AA - URBAN EXPRESS DELUXE
1983 NU50M AA - URBAN EXPRESS DELUXE
1983 NU50 AA - URBAN EXPR