Guintoli Auctions Sega-Backed 'Dark Rider' Custom for His Late Son's Charity

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Former WorldSBK champion Sylvain Guintoli is putting a Sega-authorized one-off custom, the "Dark Rider," up for auction through Bonhams on October 11. Built on a 2000 Bourget's Bike Works base with a 1,750cc S&S engine, the sale's proceeds go entirely to the Luca Guintoli Foundation, named for his son who died of cancer at age six.