Triumph Bonneville T100 - 2025 Specifications and Reviews

The 2025 Triumph Bonneville T100 is a modern retro middleweight that appeals to riders seeking classic styling with contemporary performance. Its 900cc parallel-twin engine delivers accessible power and character-rich torque, making it ideal for commuting, weekend rides, and everyday versatility. Known for its timeless design and reliable handling, the T100 represents Triumph's heritage while remaining approachable for riders of varying experience levels.

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General information

Color OptionsGreen/grey
PriceUS$ 10995. MSRP depends on country, taxes, accessories, etc.
CategoryAllround
ModelTriumph Bonneville T100

Engine and Transmission Specifications

StartingElectric
Emission79.1 CO2 g/km. (CO2 - Carbon dioxide emission)
Fuel Consumption3.41 litres/100 km (29.3 km/l or 68.98 mpg)
ClutchWet, multi-plate assist clutch
Final DriveChain (final drive)
Gearbox5-speed
Cooling SystemLiquid
Fuel ControlSingle Overhead Cams (SOHC)
InductionInjection. Multipoint sequential electronic injection
Valves Per Cylinder4
Bore x Stroke84.6 x 80.0 mm (3.3 x 3.1 inches)
Compression Ratio11.0:1
Max Torque80.0 Nm (8.2 kgf-m or 59.0 ft.lbs) @ 3750 RPM
Engine Details270° crank angle parallel twin
Capacity:900.0 ccm (54.92 cubic inches)
 
 

Physical measures and capacities

Fuel Capacity14.50 litres (3.83 US gallons)
Wheelbase1450 mm (57.1 inches)
Overall Width780 mm (30.7 inches)
Overall Length2230 mm (87.8 inches)
Overall Height1100 mm (43.3 inches)
Seat Height790 mm (31.1 inches) If adjustable, lowest setting.
Wet Weight228.0 kg (502.7 pounds)

Triumph Bonneville T100 dimensions and frame

WheelsWire spoked. Steel rims. Pirelli tires.
Rear BrakesSingle disc. ABS. Nissin 2-piston floating caliper.
Brake Disc Diameter255 mm (10.0 inches)
Front BrakesSingle disc. ABS. Brembo 2-piston floating caliper.
Rear Tyre150/70-R17
Front Tyre100/90-R18
Rear Wheel Travel120 mm (4.7 inches)
Rear SuspensionTwin RSU’s, with pre-load adjustment
Front Wheel Travel120 mm (4.7 inches)
Front Suspension41mm cartridge forks
Trail104 mm (4.1 inches)
FrameTubular steel twin cradle. Twin-sided, tubular steel swing arm.

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Service interval10,000 miles/16,000 km/12 months
Update specsReport missing specs or required updates.
Warranty24 months unlimited milage
InstrumentsTwin dial analogue speedometer and tachometer with LCD multi-functional displays
Oil capacity4.50 litres (4.76 US quarts)
Rake (fork angle)25.5°
Exhaust systemBrushed stainless steel 2 into 2 exhaust system with twin silencers
DrivelineX ring chain. Primary drive: Gear.
Power64.1 HP (46.8 kW)) @ 7400 RPM
Engine typeTwin, four-stroke
Year2025

Performance Profile & Rider Fit

Best For

Track25%
City72%
Cornering65%
Daily Riding75%
Touring55%
Passenger55%

Rider Profile

Best ForWell suited to newer and returning riders thanks to its approachable parallel-twin character and predictable, classic-styled handling.
PurposeBuilt primarily as a classic-styled roadster for relaxed commuting, weekend rides, and casual cruising rather than outright performance.
Rider FitA moderate, upright seating position and manageable width and height make it accessible to riders of average and smaller stature.
CharacterOffers a timeless, retro British roadster feel with smooth, torquey power delivery and easygoing, confidence-inspiring manners.
Not Ideal ForNot the right choice for riders seeking aggressive sportbike speed, track-day performance, or serious off-road capability.

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

Rider Fit Visualizer

2025 Triumph Bonneville T100 Rider Ergonomics Assessment

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

Feet:

At 790mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2025 Triumph Bonneville T100, with a relaxed knee angle of around 120 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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