The group - Dinah Jane, Normani Kordei, Lauren Jauregui, and Ally Brooke - revealed the news on "The Tonight Show Starring Jimmy Fallon", reported Billboard.
Fifth Harmony were joined by Gucci Mane on the popular talk show for a performance of their collaboration "Down".
"Down" is the first single lifted from Fifth Harmony, the followup to 7/27 which peaked at No. 4 on the Billboard 200 in June 2016.
The forthcoming album will be the quartet's first since Camila Cabello's departure.
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