World number one Jon Rahm and Sergio Garcia will face Justin Thomas and Jordan Spieth in the opening match.
The 43rd Ryder Cup between Europe and the United States begins at 1.05 Irish time in Wisconsin.
European skipper Padraig Harrington has rested Shane Lowry for the opening foursomes at Whistling Straits.
World number one Jon Rahm and Sergio Garcia will face Justin Thomas and Jordan Spieth in the opening match.
Paul Casey and Viktor Hovland are to take on Dustin Johnson and Collin Morikawa.
Lee Westwood and Matt Fitzpatrick are up against Brooks Koepka and Daniel Berger.
And Rory McIlroy and Ian Poulter are to play Patrick Cantlay and Xander Schauffele.

Robbie Keane Insists He's Content Where He Is Amid Vacant Manger Job At Tottenham
Kildare’s Lauren Walsh Is Off To A Good Start At The Saudi Ladies International
It's Understood Tottenham Have Sacked Manager Thomas Frank
McIlroy States There Is No Need For Men's Golf Fifth Major Championship
Wednesday Morning Sports Update
John Fogarty Remains Hopeful For Ireland's Six Nations Game Against Italy
Liverpool Defender Joe Gomez Due Back In Training
Tuesday Morning Sports Update