556	MASS TRANSPORTATION - TRANSIT BUS
55610  *	Coach, Transit (Articulated)
55615  *	Coach, Transit (Double Door)
55620  *	Coach, Transit (Electric)
55630  *	Coach, Transit (Mini) Conventional
55640  *	Coach, Transit (Mini) Handicapped
55650  *	Coach, Transit (Single Door, under 35 feet)
55660  *	Coach, Transit (Touring) Conventional
55670  *	Coach, Transit (Touring) Custom