A new era with the same class energy and culture The Viper 640 Class has appointed SERO Sailing as the new official class builder, marking an exciting new chapter for the popular high-performance one-design class.

The Viper 640 class is invited once again to participate in this prestigious regatta. Join us from March 5-8, 2025 and expect intense competition and thrilling finishes as top teams battle it out on the water. Don’t miss out on this unforgettable event! ⛵️🏆   Registration now open

Doug and Jay Jensen, a father/son team from Topeka, Kansas, jumped at the opportunity to race Viper 640s at the Helly Hansen Sailing World Regatta Series at Marblehead Race Week. For these East Coast first times, the sailing is as sweet as the oysters served up by the class. Click on the image below to […]

Down to the final race, Benvenutti, takes the Worlds trophy in the Allstate Sugar Bowl Viper 640 World Championship

Brad Boston Keeps Pace With Jackson Benvenutti At The Top Of Allstate Sugar Bowl 2023 Viper World Championship

Watch Day 3 Highlights from the Allstate Sugar Bowl Viper 640 World Championship 2023

Watch Day 2 Highlights from the Allstate Sugar Bowl Viper 640 World Championship 2023

Here is another amazing video from Miami courtesy of Skylla Filmworks. This really sums up what it is like to sail a Viper in Miami!