Scotland captain and nailed-on Lions starter Stuart Hogg is remains on the bench for Exeter as Baxter keeps faith with the XV that won the semi including retaining Jack Nowell at fullback.
For Harlequins, centre Andre Esterhuizen returns from suspension to line up alongside Joe Marchant.
Exeter: Jack Nowell; Alex Cuthbert, Henry Slade, Ollie Devoto, Tom O’Flaherty; Joe Simmonds (capt), Jack Maunder; Alec Hepburn, Luke Cowan-Dickie, Harry Williams, Jonny Gray, Jonny Hill, Jannes Kirsten, Richard Capstick, Sam Simmonds.
Replacements: 16 Jack Yeandle, 17 Ben Moon, 18 Marcus Street, 19 Sean Lonsdale, 20 Don Armand, 21 Stu Townsend, 22 Harvey Skinner, 23 Stuart Hogg.
Harlequins: Tyrone Green; Louis Lynagh, Joe Marchant, Andre Esterhuizen, Caden Murley; Marcus Smith, Danny Care; Joe Marler, Scott Baldwin, Wilco Louw, Matt Symons, Stephen Lewies (capt), James Chisholm, Jack Kenningham, Alex Dombrandt.
Replacements: 16 Joe Gray, 17 Santiago Garcia Botta, 18 Will Collier, 19 Dino Lamb, 20 Tom Lawday, 21 Martin Landajo, 22 Ben Tapuai, 23 Luke Northmore.