What is New Flyer Xcelsior?
[[File:9510 xde40.jpg|thumb|XDE40 (Hybrid Electric)]] {{Use mdy dates|date=December 2018}} {{Infobox automobile | name = New Flyer Xcelsior | image = New Flyer Xcelsior.jpg | caption = New Flyer XD40 (diesel) | manufacturer = [[New Flyer]] | aka = | production = 2008–present | assembly = | predecessor = [[New Flyer Low Floor]] | successor = | class = [[Transit bus]] | body_style = [[Monocoque|Monocoque stressed-skin]] | floortype = [[Low-floor bus|Low-floor]] | doors = 2 doors (35' & 40')<br />2, 3 or 5 doors (60’) | layout = | platform = | engine = {{ubl | '''Diesel''': [[Cummins L9]] | '''Hybrid''': [[Cummins ISB6.7|Cummins B6.7]] (35' & 40') or L9 (60') | '''[[Compressed natural gas|CNG]]''': Cummins-[[Westport Innovations|Westport]] [[Cummins L9|L9N]] }} | motor = {{ubl | '''Battery Electric''': [[Siemens]] ELFA&nbsp;3 (plus [[ZF Friedrichshafen|ZF]] AVE130 on 60') | '''Hybrid''': [[Allison Transmission|Allison]] H&nbsp;40 (35' & 40'), H&nbsp;50 (60'), [[BAE Systems|BAE]] HDS200 (35' & 40') or HDS300 (60') | '''Hydrogen''': Siemens ELFA&nbsp;2 (plus ZF AVE130 on 60') | '''Trolley''': [[Kiepe Electric]] }} | transmission = [[Allison Bus Series|Allison B&nbsp;400]] (35' & 40'), [[Allison Bus Series|B&nbsp;500]] (60'), [[Voith]] or ZF | wheelbase = {{ubl|{{convert|226.75|in|m|2|abbr=on}} (35')|{{convert|283.75|in|m|2|abbr=on}} (40')|Front: {{convert|229|in|m|2|abbr=on}} / Rear: {{convert|293|in|m|2|abbr=on}} (60')}} | length = over bumpers: {{ubl|{{convert|36|ft|3|in|m|1|abbr=on}} (35')|{{convert|41|ft|m|1|abbr=on}} (40')|{{convert|60|ft|10|in|m|1|abbr=on}} (60')}} | width = {{convert|102|in|m|2|abbr=on}} | height = {{convert|10|ft|6|in|m|2|abbr=on}} (diesel)<br />{{convert|11|ft|1|in|m|2|abbr=on}} (all others) | weight = {{ubl|{{convert|24500|-|29300|lb|kg|-2|abbr=on}} (35')|{{convert|26000|-|30500|lb|kg|-2|abbr=on}} (40')|{{convert|39