The most valuable motorcycle ever sold at auction, a 1951 Vincent 998cc Black Lightning, changed hands for $929,000 at the Bonhams Las Vegas sale in January. Only 30 Black Lightning models were built at Vincent’s Stevenage factory, making this one of the rarest bikes in the world, but this lot was particularly special – it broke the Australian speed record in the hands of Jack Ehret in 1953. Read the full story










