Leyland B21

The Leyland B21 was a bus chassis manufactured by Leyland between 1979 and 1985. The chassis was as used by the Leyland National and was designed for overseas markets.[1][2] Its biggest market was Australia.

Leyland B21
Preserved Ipswich Buses Alexander bodied Leyland B21 in June 2013
Overview
ManufacturerLeyland
Production1979–1985
AssemblyWorkington, England
Body and chassis
Body styleSingle-deck
Floor typeStep entrance
Powertrain
EngineLeyland 510
GM 6V71
TransmissionAllison HT740
Voith D851
Chronology
PredecessorBristol RE

The B21 was assembled at Workington's works with some work performed at Leyland's Bristol works.[1][3]

Operators

In Australia, Transperth purchased 20[4] and Darwin Bus Service 18.[5] Other purchasers included Benders Busways, Delwood Coaches, Melbourne-Brighton Bus Lines, Nowra Coaches and Surfside Buslines. All of the Australian chassis were powered by the GM 6V71.[6][7][8]

In Belgium, SNCV, Brussels purchased 25.[1][9] Israeli operator Egged sought to import 150, but difficulties over financing saw the deal fall through.[10]

In the United Kingdom, Ipswich Buses purchased four and Ulsterbus six.[8][11]

gollark: I'd imagine that glowy grass would mostly do worse than regular grass since it wastes energy on the fluorescent protein.
gollark: Them *naturally* spreading?
gollark: This sort of thing will get cheaper and easier over time, and then someone will *actually do that*.
gollark: Oh no.
gollark: It might even be commercially saleable as long as beeoids don't complain about genetic modification and "crimes against nature" and such.

References
  1. National chassis goes international Commercial Motor 8 October 1976
  2. B21 Makes Debut Commercial Motor 29 April 1977
  3. Soviet chances Commercial Motor 8 December 1978
  4. Leyland B21 Perth Bus Info
  5. Darwin Bus Service Australian Bus Fleet Lists
  6. One-bus policy for all Ireland? Commercial Motor 26 January 1979
  7. Leyland Down Under Commercial Motor 22 August 1981
  8. Leyland B21 Bus Lists on the Web
  9. Belgium, Ulster to get B21 Commercial Motor 1 December 1978
  10. Israeli bus halt Commercial Motor 1 September 1978
  11. Citybus Gardner engined Tigers Irish Transport Heritage
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