While stationed on Hoth, the Rebel Alliance modified T-47 airspeeders to become snowspeeders. The snowspeeder was a two-man vessel, with a pilot and rear-facing tailgunner.
Dak Ralter, an eager young rebel pilot assigned to Hoth's Echo Base, Dak served as Luke Skywalker's tailgunner during the Battle of Hoth but as killed by Imperial fire that struck the back of the snowspeeder.