Mike Ross has recovered from injury to take his place in the front-row alongside Richardt Strauss and Heinke van der Merwe, while Jennings joins fellow Ireland internationals Jamie Heaslip and Sean O'Brien in the back-row.
Cian Healy and Eoin Reddan are included on the bench for the first time this season. There will be 'Family Day' activities and a host of other events in and around the ground starting from 5pm.
Over 15,000 tickets have been sold for Saturday's game and are still available from Spar (Donnybrook) and the Leinster Rugby Store (Donnybrook), www.leinsterrugby.ie and from Ticketmaster outlets nationwide.
Meanwhile, ticket sales for the Magners League clash against Munster in the Aviva Stadium on Saturday, 2nd October have hit the 40,000 mark. Visit www.leinsterrugby.ie today for details.
15: Luke Fitzgerald 14: Shane Horgan 13: Brian O'Driscoll 12: Fergus McFadden 11: Isa Nacewa 10: Jonathan Sexton 9: Isaac Boss
1: Heinke van der Merwe 2: Richardt Strauss 3: Mike Ross 4: Nathan Hines 5: Ed O'Donoghue 6: Sean O'Brien 7: Shane Jennings CAPTAIN 8: Jamie Heaslip
REPLACEMENTS: 16: John Fogarty 17: Cian Healy 18: Simon Shawe 19: Mariano Galarza 20: Dominic Ryan 21: Eoin Reddan 22: Ian Madigan 23: Eoin O'Malley