Jimmy Gopperth has been named at out half for Leinster ahead of their clash with Castres on Sunday.
Eoin Reddan plays at scrum half while Luke Fitzgerald is on the wing having recovered from the illness that saw him miss out on last weeks game against Connacht.
In the front row Jack McGrath, Sean Cronin and Mike Ross start while Devin Toner is beside Mike Mc Carthy in the second row.