Triumph Bonneville America chrome silencers, a new design of cast alloy wheels, adjustable clutch and front brake levers and a new all black engine finish with chromed covers. The chrome chain cover, pillion footrest hanger and upper fork shrouds were restyled and a more comfortable pillion seat fitted. In 2008, the UK version of the Bonneville America was further updated with an electronic fuel injection system to meet the European emission legislation, with the fuel injectors concealed by dummy carburetors. The US version of the Bonneville America was not updated to EFI until 2009. Triumph Bonneville America The Triumph Bonneville America is a
Lake Bonneville Lake Bonneville Lake Bonneville was a prehistoric pluvial lake that covered much of the eastern part of North America's Great Basin region. Most of the territory it covered was in present-day Utah, though parts of the lake extended into present-day Idaho and Nevada. (Its counterpart Lake Lahontan occupied much of northwestern Nevada while extending into California and Oregon.) Lake Bonneville existed until about 14,500 years ago, when a large portion of the lake was released through the Red Rock Pass in Idaho. Following the Bonneville flood, as the release is now known, the lake receded to a level called the