At the heart of the 2009 Boom Trikes Fighter X12 custom - cruiser motorcycle, Boom Trikes features a 1997 cc (121.9 cu in) liquid-cooled four cylinder boxer, four-stroke configuration. In factory specification, peak output is rated at 139.1 HP (101.5 kW) while maximum torque reaches 190 Nm (140.1 lb-ft), transferring power to the rear wheel through a 5-speed gearbox. With a specific output of 69.7 HP per liter, the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.
On the scales, the Fighter X12 measures 800 kg (1764 lbs) dry, translating to a power-to-weight ratio of 0.17 HP/kg (5.75 kg per horsepower). The 47-liter (12.4 US gal) fuel tank paired with a rated consumption of 8 L/100 km provides an estimated theoretical range of roughly 588 km (365 miles) between fill-ups, while factory top speed is listed at 120 km/h (75 mph).
Within MotoLibrary's Boom Trikes archive, this model family spans 2 indexed model years from 2009 to 2011, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Specific Output
69.7 HP/L
Power-to-Weight
0.17 HP/kg (5.75 kg/HP)
Theoretical Range
~588 km (365 mi)
Engine
Displacement1997.0 ccm (121.86 cubic inches)
Engine TypeFour cylinder boxer, four-stroke
Engine DetailsFour cylinder boxer, four-stroke
Power139.1 HP (101.5 kW))
Torque190.0 Nm (19.4 kgf-m or 140.1 ft.lbs)
Valves/Cylinder4
Fuel SystemInjection
CoolingLiquid
Transmission
Gearbox5-speed
Performance
Top Speed120.0 km/h (74.6 mph)
Fuel Consumption8.00 litres/100 km (12.5 km/l or 29.40 mpg)
Greenhouse Gases185.6 CO2 g/km. (CO2 - Carbon dioxide emission)
Chassis
Frame TypeBoom Fighter tubular frame with independent suspension, aluminum semi-trailing link and adjustable suspension with Koni shock absorbers
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Torque
Torque is useful for judging real-world pull, especially for touring, commuting and loaded riding.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
