In what year was the album “Ruedas de metal” released by RIFF?

In what year was the album “Ruedas de metal” released by RIFF?: The album “Ruedas de metal” was released in 1981 by RIFF, featuring 9 tracks.
What is the most successful song from the album “Ruedas de metal” by RIFF?: “Necesitamos Más Acción” is the biggest hit from the album “Ruedas de metal” by RIFF.

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