A long history comes to an end
Last 4 Hours of Endurance!
The JP250 class, which started in the 2016 season, is contested with machines based on production vehicles.
In addition to reasonable vehicle prices, this is a noteworthy class where close races unfold from the start to the checkered flag, thanks to the equal conditions ensured by the Dunlop tire one-make.
Since 2017, a 4-hour endurance race has started with the JP250, and although it is lightweight, this serious endurance race serves as the gateway to the Suzuka endurance race.
ST600 is a super sports bike competing at 600cc, and the tires are a single make from Bridgestone. The range of modifications is strictly limited, making it the category closest to production vehicles.
In a popular class where conditions are close to equal and Riders engage in fierce competition, the Suzuka 4 Hours endurance road race features two classes, ST600 (Inter/National), racing together for 4 hours.
Since its inception in 1980, the Suzuka 4 Hours <ST600> has a long history of producing many dramatic moments and Riders who excel in the Suzuka 8 Hours.