The 2019-20 Premiership season will start with Bristol hosting West Country rivals Bath on Friday, October 18.
Former Harlequins forward Stan South has joined Exeter on a one-year deal.
Exeter say England back Jack Nowell has undergone ankle surgery but should be fit in time for the Rugby World Cup.
Saracens will face Munster, Racing 92 and the Ospreys in next season's Champions Cup while Stuart Hogg returns to Glasgow.
Jack Nowell is continuing to undergo assessment on the left ankle damaged in Exeter's Gallagher Premiership final defeat by Saracens.
Stuart Barnes on the Premiership final, England's win over the Barbarians and the climax of the French season.
Vote for your combined Saracens/Exeter XV ahead of Saturday's Gallagher Premiership final at Twickenham.
How did the Exeter and Saracens players rate after the Premiership final at Twickenham?
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