Saracens have made four changes to their side to face Racing Metro in Brussels.

Owen Farrell is reinstated in the starting lineup at outside centre and Chris Wyles will make his 100th Saracens appearance on the wing.

Neil de Kock is given the nod at scrum-half while Rhys Gill is favoured ahead of Mako Vunipola at loosehead prop.

Racing Metro give Juan Martin Hernandez his first start since his return from international duty with Argentina.

Saracens: Goode, Ashton, Farrell, Barritt, Wyles, Hodgson, De Kock, Gill, Brits, Stevens, Borthwick, Botha, Brown, Fraser, Wray

Racing Metro: Hernandez, Fall, Bergamasco, Estebanez, Imhoff, Barkley, Machenaud, Cicero, Szarzewski, Ducalcon, Ghezal, Van Der Merwe, Battut, Cronje, Le Roux