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Triumph T140 ES Bonneville Royal Limited Edition - 1981 Specifications and Reviews

1981
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General information

CategoryClassic
Year1981
ModelTriumph T140 ES Bonneville Royal Limited Edition

Engine and Transmission Specifications

ClutchWet multi-plate
Transmission typefinal driveChain
Gearbox5-speed
Cooling systemAir
Lubrication systemDry Sump
StarterElectric
IgnitionLucas Electronic
Fuel controlOHV
Valves per cylinder2
Fuel systemCarburettor. Twin Bing 32mm CV Type 94
Bore x stroke76.0 x 82.0 mm (3.0 x 3.2 inches)
Compression7.9:1
Max RPM7200
Stroke4
Engine typeTwin
Capacity:750.00 ccm (45.77 cubic inches)

Physical measures and capacities

Wheelbase1,422 mm (56.0 inches)
Overall width838 mm (33.0 inches)
Overall length2,223 mm (87.5 inches)
Seat height787 mm (31.0 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc199.6 kg (440.0 pounds)
Dry weight179.2 kg (395.0 pounds)
 
 

Triumph T140 ES Bonneville Royal Limited Edition dimensions and frame

Exhaust systemTwin downswept with balance pipe, Dual silencers.
Rear brakes diameter254 mm (10.0 inches)
Rear brakesSingle disc. Dual piston caliper. Hard chromed cast iron disk
Front brakes diameter254 mm (10.0 inches)
Front brakesSingle disc. Dual piston caliper. Hard chromed cast iron disk
Rear tyre dimensions410H-18
Front tyre dimensions4.10H-19
Rear suspension travel89 mm (3.5 inches)
Rear suspensionTwin Mazzochi Air-Assisted Shocks
Front suspension travel170 mm (6.7 inches)
Front suspensionTelescopic slider type
Trail113 mm (4.4 inches)
Rake (fork angle)27.0°
Frame typeTwin Downtube Cradle. Oil in frame.
 
 

Speed and acceleration

1/4 mile (0.4 km)13.700 seconds
Top speed180.0 km/h (111.8 mph)

Other specs

Modifications compared to previous modelDiffers from standard Bonneville in that the Fuel Tank is chromed and many extra alloy parts were polished. Custom paint airbrushed. The King/Queen seat set it apart from the standard Bonneville as well.
Color optionsChromed Fuel Tank with air-brushed metalic blue styling strips and Side Covers
Oil capacity2.20 litres (0.15 quarts)
Fuel consumption pr. 10 km (6.2 miles)5.22 litres (1.38 gallons)
Fuel capacity18.00 litres (4.76 gallons)

Rider Reviews

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