The Nissan Diesel Space Runner RA (kana:日産ディーゼル・スペースランナーRA) was a
heavy-duty single-decker bus
A single-decker bus or single-decker is a bus that has a single deck for passengers. Normally the use of the term ''single-decker'' refers to a standard two- axled rigid bus, in direct contrast to the use of the term double-decker bus, which ...
produced by the
Japan
Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...
ese manufacturer
Nissan Diesel
UD Trucks Corporation (UDトラックス株式会社, ''UD Torakkusu Kabushikigaisha'') is a Japanese company whose principal business is the manufacturing and sales of diesel trucks, buses, bus chassis and special-purpose vehicles. Its headquarte ...
from 2005 until 2010. It can be either built as a
complete bus or a
bus
A bus (contracted from omnibus, with variants multibus, motorbus, autobus, etc.) is a road vehicle that carries significantly more passengers than an average car or van. It is most commonly used in public transport, but is also in use for cha ...
chassis
A chassis (, ; plural ''chassis'' from French châssis ) is the load-bearing framework of an artificial object, which structurally supports the object in its construction and function. An example of a chassis is a vehicle frame, the underpart ...
.
The styling is completely different from the
Nissan Diesel UA
The Nissan Diesel UA (kana:日産ディーゼル・UA) was a full-size single-decker bus produced by the Japanese manufacturer Nissan Diesel for 32 years of production from 1973 until 2005. It can be built as either a bus chassis or an integral bu ...
, that it has a rounded roof dome (more rounded than the
UA) and a separately mounted
destination sign
A destination sign (North American English) or destination indicator/destination blind (British English) is a sign mounted on the front, side or rear of a public transport vehicle, such as a bus, tram/streetcar or light rail vehicle, that dis ...
. The Space Runner RA engine using
AdBlue
Diesel exhaust fluid (DEF; also known as AUS 32 and marketed as AdBlue) is a liquid used to reduce the amount of air pollution created by a diesel engine. Specifically, DEF is an aqueous urea solution made with 32.5% urea and 67.5% deionized w ...
Selective Catalytic Reduction
Selective catalytic reduction (SCR) is a means of converting nitrogen oxides, also referred to as with the aid of a catalyst into diatomic nitrogen (), and water (). A reductant, typically anhydrous ammonia (), aqueous ammonia (), or a urea () s ...
technology.
Models
*ADG-RA273 (2005)
*PKG-RA274/PDG-RA273 (2006)
File:Nishitetsu Bus 9369-01.jpg, Space Runner RA ADG-RA273MAN
File:SeibuBus A7-182.jpg, Space Runner RA PKG-RA274KAN
File:Tokyubus-meguro8703-interior-20070614.jpg, Space Runner RA interior
References
{{UD vehicles
Bus chassis
Buses of Japan
Full-size buses
Low-floor buses
Step-entrance buses
Space Runner RA
UD trucks
Vehicles introduced in 2005