I have a copy each of the textbooks form Gerlang 1/2/3 (or 1A/2A) and for Gerlang 21/22.
Motive (for first year German) has a lot of writing in pencil, but is otherwise in good shape. Normally 29 Euro/32 Dollar.
Sicher B1+ (for second year) has a little writing in pencil and is otherwise in very good shape. Normally 16 Euro/18 Dollar.
$10 each or best offer!