Great Britain
Association	Auto-Cycle Union
FIM code	ACU
Team manager	Dave Croucher
Team captain	Tai Woffinden
Nation colour	Red and White
World Championships
Team U-21 — 1 —
Best result	2nd (2007)
Individual U-21 5 7 7
Best result	1st - last in 1999 (Lee Richardson)

The Great Britain national under-21 speedway team is the national under-21 motorcycle speedway team of Great Britain and is controlled by the Auto-Cycle Union. The team was started in all editions of Under-21 World Cup and was won one silver medal in 2007. Denmark has produced three Under-21 World Champions: Chris Louis (1990), Joe Screen (1993) and Lee Richardson (1999). Two riders, Marvyn Cox (1984) and Gary Havelock (1987) was won Individual U-21 European Championship open for riders from all continents.

Competition

Team Speedway Junior World Championship
Year	Place	Pts.	Riders
2005	—	—	3rd place in Qualifying Round One Daniel King (9), Richard Hall (6), Edward Kennett (4), Chris Schramm (4), Tommy Allen (1)
2006	—	—	3rd place in Qualifying Round One James Wright (9), Daniel King (8), Ben Wilson (5), Ben Barker (4), Jason King (2)
2007		36	Edward Kennett (14), Lewis Bridger (11), James Wright (6), Daniel King (5), Tai Woffinden (—) In Qualifying Round Two also rode: Ben Barker
2008	—	—	3rd place in Qualifying Round One Tai Woffinden (11), Lewis Bridger (9), William Lawson (7), Ben Barker (6), Simon Lambert (3)
2009	—	—	4th place in Qualifying Round One Tai Woffinden (15), Lewis Bridger (6), Simon Lambert (3), Brendan Johnson (2)