She wears leather on several covers. You might be looking for "Quatro," "Suzi Quatro," "If You Can't Give Me Love," or "Rock Hard." She also has a greatest hits CD.
Suzi Quatro wore leather quite a lot. But you're probably thinking of her second album, the 1974 release Quatro, which has her dressed in a leather jumpsuit and holding an electric guitar.
Many of her album covers she is wearing leather pants and coat. Her greatest hits album she is wearing a leather coat with tight leather pants. Which is a trend found in the 80s with the big hair.