Fastest speed for a surfboard towed by a car

According to Official Guinness Records,

The fastest speed achieved on a surfboard while being towed by a car is 78.26 km/h (48.62 mph) by Layne Beachley (Australia), who was towed by Ewen Page and Shane Jacobson (Top Gear Australia) at Sydney International Regatta Centre in Penrith, NSW, Australia, on 21 March 2011.
Layne is a 7 times world champion surfer. Speed was measured with the Lowrance Endura Sierra Handheld GPS.

For a complete list of 2011 records, please visit 2011 Guinness Records in Australia.

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