Largest motorized shopping trolley

According to Official Guinness Records,

The largest motorised shopping trolley measures 8.23 m (27 ft) long, 4.57 m (15 ft) tall and 2.43 m (8 ft) wide and wasconstructed by Frederick Reifsteck (USA) and displayed at South Wales, New York, USA, on 20 April 2012.Frederick calls his creation the 'Monster Kart'.

For a complete list of 2012 records, please visit 2012 Guinness Records in United States.

Other United States records that might interest you:

• Most people running 100 metres in a 1 hour relay (outdoor)
• First person to circumnavigate the Americas sailing non-stop solo
• Fastest half marathon hula hooping
• Fastest time to print 500 sheets by a colour desktop printer
• Largest stage, temporary