Triumph T140 ES Bonneville Royal Limited Edition (Eureopean) 1981

Complete specifications and details for the 1981 Triumph T140 ES Bonneville Royal Limited Edition (Eureopean). This comprehensive guide includes engine specifications, dimensions, features, and performance data.

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Basic Information

MakeTriumph
ModelT140 ES Bonneville Royal Limited Edition (Eureopean)
Year1981
CategoryClassic

Chassis, Suspension & Brakes

Frame TypeTwin Downtube Cradle. Oil in frame.
Front BrakesDouble disc. 2 x twin piston alloy calipers, 2 x cast iron disks
Front Brakes Diameter254 mm (10.0 inches)
Front SuspensionTelescopic slider type
Front Tyre-19
Front Wheel Travel170 mm (6.7 inches)
Rake27.0°
Rear BrakesSingle disc. Twin piston caliper, cast iron disk
Rear Brakes Diameter254 mm (10.0 inches)
Rear SuspensionTwin Mazzochi Air-Assisted Shocks
Rear Tyre-18
Rear Wheel Travel89 mm (3.5 inches)
Trail113 mm (4.4 inches)

Other Specifications

Color OptionsChrome Tank with black styling stripes. Black engine and mag wheels. Silver Frame.
Comments250 produced with certificates of authenticity in celebration of the marriage of Prince Charles and Lady Dianna Spencer
Modifications Compared To Previous ModelDiffered from the US variant of the Royal Wedding Limited Edition considerably. US variant had black frame and everything else was highly chromed or polished. Euro variant had silver frame, chrome tank and the emphasis of everything else was black.
StarterElectric & kick

Engine & Transmission

Displacement750.00 ccm (45.77 cubic inches)
Engine DetailsTwin, four-stroke
Power45.00 HP (32.8 kW))
Top Speed180.0 km/h (111.8 mph)
One Quarter Mile13.700 seconds
Max Rpm7200
Compression7.9:1
Bore X Stroke76.0 x 82.0 mm (3.0 x 3.2 inches)
Valves Per Cylinder2
Fuel SystemCarburettor. Twin Bing 32mm CV Type 94
IgnitionLucas Electronic
Lubrication SystemDry sump
Cooling SystemAir
Gearbox5-speed
Transmission Type Final DriveChain
ClutchWet multi-plate
Fuel Consumption4.70 litres/100 km (21.3 km/l or 50.05 mpg)
Greenhouse Gases109.0 CO2 g/km. (CO2 - Carbon dioxide emission)
Exhaust SystemTwin downswept with balance pipe, Dual silencers.

Dimensions & Capacities

Dry Weight181.4 kg (400.0 pounds)
Fuel Capacity15.14 litres (4.00 gallons)
Oil Capacity2.40 litres (0.16 quarts)
Overall Length2,223 mm (87.5 inches)
Overall Width686 mm (27.0 inches)
Power Weight Ratio0.2480 HP/kg
Seat Height787 mm (31.0 inches) If adjustable, lowest setting.
Weight Incl Oil Gas Etc199.6 kg (440.0 pounds)