There are 8 Ayres S2R-G1 aircraft on the U.S. registry that TailWiki has a page for. Every one is built from the public FAA record — year, serial, engine, home base, and registration history — and owners and pilots add photos, trips, and stories on top. The ones listed here were built between 1995 and 2000.
N4090W
2000 Ayres Corporation S2R-G1
Hoxie, KS
N2074J
1998 Ayres Corporation S2R-G1
Hoxie, KS
N2237D
1996 Ayres Corporation S2R-G1
Moscow, ID
N25CT
1996 Ayres Corporation S2R-G1
Hebron, ND
N6134T
1996 Ayres Corporation S2R-G1
Wharton, TX
N3298N
1995 Ayres Corporation S2R-G1
Hettinger, ND
N2245S
Ayres Corporation S2R-G1
Imperial, CA
N3300L
Ayres Corporation S2R-G1
Dustin, OK