While that certainly is the case for Steffen and Sabine, we also have Casey Perry Glass, Ali Brock, Laura Graves from 2016 games, Adrienne Lyle and Nick Wagman from 2020 Tokyo games and the alternates: Olivia Lagoy Weltz and Ben Ebeling. All of whom are American born.
2022 World Cup riders: Alice Tarjan and Anna Buffini
And the American born coaches/chef d’equips: Robert Dover, Debbie McDonald, George Williams.
Before that: Courtney King-Dye, Michael Barisone (alternate), Lisa Wilcox, Sue Blinks, Christine Traurig.
Go back even farther: Migi Serrel, Hilda Gurney, Carol Level, Michael Poulin, Elizabeth Lewis.
More American born riders on teams than those born outside the US.