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The Triumph Bonneville America is a British
Review of 2003 model
{{Triumph motorcycles Hinckley Bonneville America
motorcycle
A motorcycle (motorbike, bike, or trike (if three-wheeled)) is a two or three-wheeled motor vehicle steered by a handlebar. Motorcycle design varies greatly to suit a range of different purposes: long-distance travel, commuting, cruising ...
designed and built in Hinckley
Hinckley is a market town in south-west Leicestershire, England. It is administered by Hinckley and Bosworth Borough Council. Hinckley is the third largest settlement in the administrative county of Leicestershire, after Leicester and Loughbor ...
, Leicestershire
Leicestershire ( ; postal abbreviation Leics.) is a ceremonial and non-metropolitan county in the East Midlands, England. The county borders Nottinghamshire to the north, Lincolnshire to the north-east, Rutland to the east, Northamptonshire t ...
by Triumph Motorcycles Ltd
Triumph Motorcycles Ltd is the largest UK-owned motorcycle manufacturer, established in 1983 by John Bloor after the original company Triumph Engineering went into receivership. The new company, initially called Bonneville Coventry Ltd, contin ...
.
Development
Compared with the standard Bonneville, the Bonneville America has a very different ride, with the wheelbase extended to , making it longer overall. The saddle was lowered and the steering head rake angle increased by 4.3 degrees giving a 33.3 degree rake. The America had the Bonneville's front disc but the front wheel was reduced to diameter and the rear wheel to with a larger disc brake. The America also had a larger fuel tank with a 'chromed' plastic console to house the filler, diameter speedometer and warning lights. The side panels were extended with sheet-metal covers over the passenger-peg brackets and perforated chrome fittings behind thecarburetor
A carburetor (also spelled carburettor) is a device used by an internal combustion engine to control and mix air and fuel entering the engine. The primary method of adding fuel to the intake air is through the venturi tube in the main meteri ...
s to provide the 'retro look' of the air-filter covers from the 1960 Triumph twins. The rider's footrests were also moved to the front of the engine to create a 'cruiser' riding position.
2007
In 2007, the engine capacity was increased to 865 cc (carbureted) delivering peak power of at 6,800 rpm, with maximum torque of available at 4,800 rpm. Fuel economy is approximately city and highway. The update included new 'reverse cone' 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.2008
In 2008, the UK version of the Bonneville America was further updated with an electronicfuel injection
Fuel injection is the introduction of fuel in an internal combustion engine, most commonly automotive engines, by the means of an injector. This article focuses on fuel injection in reciprocating piston and Wankel rotary engines.
All comp ...
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.
See also
*List of Triumph motorcycles
Motorcycles produced under the Triumph brand, by both the original company, Triumph Engineering Co Ltd, and its later incarnations, and the current Triumph Motorcycles Ltd.
Triumph Engineering Co Ltd
Known as the Meriden, West Midlands, UK era ...
*Triumph Bonneville
The Triumph Bonneville is a Types of motorcycles#Standard, standard motorcycle featuring a Straight-twin engine, parallel-twin four-stroke engine and manufactured in three generations over three separate production runs.
The first two generation ...
References
External links
Review of 2003 model
{{Triumph motorcycles Hinckley Bonneville America