Numbers Builder Built Model 6801-6820 GM 1968 T6H-4521A 7121-7125 GM 1971 T6H-4521A 7426-7442 GM 1974 T6H-4523A 8443-8462 GM 1983 T7W-604 8963-8971 TMC 1989 T7O-606 8972-8984 Flxible 1989 35096-6T 9685-9691 New Flyer 1996 D40LF