Numbers Builder Built Model Notes 3000-3099 Flxible 1978 53102-8-1 3100-3218 GM 1980 T8H-203 3219-3224 GM 1980 T8J-203 3225-3249 GM 1980 T8H-203 3300-3325 Neoplan 1981 N416 3326-3343 Neoplan 1981 N416 35 ft 3400-3439 Crown-Ikarus 1985 286 60 ft artic. 3500-3571 Neoplan 1985 AN440A 3600-3656 Neoplan 1986 AN440A 3700-3816 Orion 1990 05.501 3900-3911 Gillig 1991 Spirit 1000-1004 Gillig 2002 G18D102N4 Ozaukee County 4000-4145 New Flyer 1996 D40LF 4200-4208 New Flyer 1997 D30LF 30 ft 4300-4389 New Flyer 2000 D40LF 4400-4468 New Flyer 2001 D40LF 4500-4519 New Flyer 2002 D30LF 30 ft 4600-4639 New Flyer 2002 D40LF 4700-4750 New Flyer 2003 D40LF 4800-4829 New Flyer 2004 D40LF 4900-4914 New Flyer 2004 D40LF 5000-5008 New Flyer 2006 D40LF 5100-5189 New Flyer 2010 D40LFR 5200-5234 New Flyer 2011 D40LFR 5300-5354 New Flyer 2012 D40LFR 5400-5454 New Flyer 2013 XD40 5500-5534 New Flyer 2014 XD40 5600-5627 New Flyer 2015 XD40 5700-5729 New Flyer 2016 XD40 5800-5814 New Flyer 2017 XD40 5900-5927 Gillig 2019 G27D102N4 6000-6022 Gillig 2020 G27D102N4 6100-6113 Gillig 2021 G27D102N4 6200-6229 Gillig 2022 G27D102N4All buses are 40 feet long unless noted. New Flyer buses in the 4000's and 5000's are low floor. Not included are some 1900 and 2000 series GM "New Look" buses inherited from Milwaukee & Suburban Transport Corp.
As of Summer 2022, all buses prior to the 5100 series have been retired.