Los40 Classic is a Spanish radio station based in Madrid, specializing in music from the 70s, 80s, and 90s. Launched in 2018 as a replacement for M80 Radio, it is part of the PRISA Radio group. The station offers 24-hour programming dedicated to classic hits and iconic songs from these decades, featuring artists like Madonna, Michael Jackson, Queen, and Duran Duran.

Los40 Classic's programming includes themed specials and shows hosted by well-known presenters. Notable programs include "Morning Box" with Javier Penedo, which airs from 6:00 AM to 11:00 AM, and various shows throughout the day featuring hosts like Fernandisco, Bruno Sokolowicz, and Jorge Sánchez.

The station aims to attract a diverse audience, from young adults to those who lived through the 80s and 90s. Los40 Classic broadcasts on FM radio across Spain, with its main frequency in Madrid at 89.0 FM, and is also available online and through digital platforms.