Triumph Bonneville Speedmaster Gold Line - 2023 Specifications and Reviews

The 2023 Triumph Bonneville Speedmaster Gold Line is a retro-styled 1200cc classic cruiser designed for riders seeking authentic vintage aesthetics with modern reliability. Its liquid-cooled parallel-twin engine delivers 77 horsepower and strong low-end torque, making it ideal for relaxed cruising and boulevard riding. Known for its timeless styling and comfortable ergonomics, it appeals to traditionalists who value character and heritage over performance.

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General information

CategoryClassic
Year2023
ModelTriumph Bonneville Speedmaster Gold Line

Engine and Transmission Specifications

Exhaust systemChromed 2 into 2 exhaust system with twin chrome silencers
Greenhouse gases106.7 CO2 g/km. (CO2 - Carbon dioxide emission)
Fuel consumption4.60 litres/100 km (21.7 km/l or 51.13 mpg)
ClutchWet, multi-plate torque assist
Transmission typeChain   (final drive)
Gearbox6-speed
Cooling systemLiquid
Fuel controlSingle Overhead Cams (SOHC)
Fuel systemInjection. Multipoint sequential electronic fuel injection
Valves per Cylinder4
Bore x Stroke97.6 x 80.0 mm (3.8 x 3.1 inches)
Compression10.0:1
Torque106.0 Nm (10.8 kgf-m or 78.2 ft.lbs) @ 4000 RPM
Power77.0 HP (56.2 kW) @ 6100 RPM
Engine typeTwin, four-stroke
Capacity:1200.0 ccm (73.22 cubic inches)
 
 

Brakes, suspension, Frame and wheels

Wheels32-spoke wheels. Avon Cobra tires.
Rear brakesSingle disc. ABS. Nissin 2-piston floating caliper
Diameter310 mm (12.2 inches)
Front brakesDouble disc. ABS. Brembo 2-piston floating caliper
Rear tire150/80-R16
Front tireMT90-B16
Rear wheel travel73 mm (2.9 inches)
Rear SuspensionMono-shock RSU with linkage and preload adjustment
Front wheel travel90 mm (3.5 inches)
Front Suspension47 mm Showa cartridge forks
Trail91 mm (3.6 inches)
Rake (fork angle)25.3°
Frame typeTubular steel, twin cradle. Twin sided fabrication swing arm.
 
 

Physical measures and capacities

Oil capacity4.50 litres (4.76 US quarts)
Fuel capacity12.00 litres (3.17 US gallons)
Wheelbase1500 mm (59.1 inches)
Ground clearance91 mm (3.6 inches)
Overall width910 mm (35.8 inches)
Overall height1055 mm (41.5 inches)
Seat height705 mm (27.8 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc263.1 kg (580.0 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Comments2 riding modes. Ride-by-wire switchable traction control. Cruise control.
Factory warranty24 months unlimited milage
LightAll-LED lighting.
InstrumentsAnalogue speedometer with LCD multi-functional display
StarterElectric
Color optionsSilver Ice/Sapphire Black/Gold

Performance Profile & Rider Fit

77 hp
Peak Power
5.8s
0-60 mph

Best For

Track15%
City55%
Cornering40%
Daily Riding70%
Touring65%
Passenger55%

Rider Profile

Best ForSuits riders from newer intermediate to experienced who want relaxed, low-stress cruiser riding rather than aggressive sport performance.
PurposeBuilt as a laid-back cruiser for boulevard rides, weekend touring, and stylish commuting rather than outright speed or track use.
Rider FitThe low 705 mm seat height and forward-set footpegs suit shorter riders and those who prefer feet-forward, relaxed ergonomics, though the 263 kg weight demands some confidence at low speed.
CharacterA classic, chrome-laden cruiser with torquey low-end power, easygoing handling, and timeless Bonneville styling for riders who value cool cruising over cutting-edge performance.
Not Ideal ForNot for riders seeking sharp cornering agility, off-road capability, or high-speed sport riding thrills.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2023 Triumph Bonneville Speedmaster Gold Line Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 705mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2023 Triumph Bonneville Speedmaster Gold Line, with a moderate knee angle of around 110 degrees and a forward-leaning riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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Rider Reviews

Total comments: 1
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MotorcycleDB Review

The 2023 Triumph Bonneville Speedmaster Gold Line is a beautiful and luxurious motorcycle that is sure to turn heads on the road. With its stunning gold and black color scheme, this limited edition bike exudes sophistication and style. The attention to detail in the design is impeccable, from the hand-painted gold lining to the premium leather seat. But it's not just a pretty bike - the Speedmaster Gold Line also offers a powerful and smooth ride, with a 1200cc parallel-twin engine that delivers plenty of torque for cruising on the open road. Overall, the 2023 Triumph Bonneville Speedmaster Gold Line is a standout motorcycle that offers both style and performance. Whether you're a seasoned rider or a newcomer to the world of motorcycles, this limited edition bike is sure to impress with its combination of stunning looks and strong capabilities. If you're in the market for a premium motorcycle that stands out from the crowd, the Speedmaster Gold Line is definitely worth considering.
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