The 1991 British League Division Two season (sponsored by Sunbrite) was contested as the second division of Speedway in the United Kingdom. The league had been renamed from the National League. The season saw one of the rare occasions that speedway operated a promotion/relegation system.
Terry Russell and Ivan Henry purchased Arena Essex Hammers from Chick Woodroffe and they built a new team that were dominant, winning 21 of their 22 league matches, winning the Knockout Cup and claiming the fours championship held at the East of England Arena on 21 July.
Hackney Kestrels reverted to a previous name Hackney Hawks but withdrew in July, ten league matches into the season, although they did complete their Gold Cup fixtures.
The 1991 British League Division Two Knockout Cup sponsored by Phonesport, was the 24th edition of the Knockout Cup for tier two teams. Arena Essex Hammers were the winners of the competition.
First round
Quarter-finals
Semi-finals
Final
First leg
Second leg
Final tied 90âÂÂ90, replay required
Final replay
First leg
Second leg
Arena Essex were declared Knockout Cup Champions, winning on aggregate 100âÂÂ80.
South Group
North Group
South
North
Final
Newcastle won 91âÂÂ89 on aggregate.
Jan Stæchmann won the Riders' Championship. The final sponsored by Jawa Moto & Barum was held on 14 September at Brandon Stadium.
Arena Essex Hammers won the fours championship final, held at the East of England Arena on 21 July.
Final
Arena Essex Hammers
Edinburgh
Exeter
Glasgow
Hackney (withdrew from league)
Long Eaton
Middlesbrough
Milton Keynes
Newcastle
Peterborough
Rye House
Sheffield
Stoke