Slalom Lager League Champions were
Halifax.
Halifax finished on top of the First Division table to claim their fourth championship, but
Warrington defeated them in the
Rugby League Premiership competition.
Paul Bishop of
Warrington scored a record equalling 5
drop goals in the Premiership semi-final against
Wigan on 11 May 1986.
Castleford were 15–14 winners over
Hull Kingston Rovers in the Silk Cut Challenge Cup.
Wigan were 11–8 winners over
Hull Kingston Rovers in the final for the
John Player Special Trophy.
Warrington were 38–10 winners over
Halifax in the Premiership Trophy. Warrington's Australian forward
Les Boyd was awarded the
Harry Sunderland Trophy as man-of-the-match. 2nd Division Champions were
Leigh.
Bridgend Blue Dragons and
Southend Invicta dropped out of the competition. The promotion scheme was changed to 3-up 3-down.
Wigan beat
Warrington 34–8 to win the
Lancashire County Cup, and
Hull Kingston Rovers beat
Castleford 22–18 to win the
Yorkshire County Cup. ==First Division==