Cruisers
2010Harley-Davidson FLSTFB Sportster Fat Boy Special
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The 2010 Harley-Davidson FLSTFB Sportster Fat Boy Special is a cruiser designed for riders seeking classic styling with modern reliability. Its 1584cc V-twin engine delivers strong low-end torque, making it ideal for leisurely highway cruising and laid-back riding. Known for aggressive aesthetics and comfortable ergonomics, this custom cruiser appeals to riders who prioritize presence and tradition.
- Capacity
- 1584.0 ccm
- Engine
- V-Twin, four-stroke
- Gearbox
- 6-speed
- Dry weight
- 313.0 kg
- Seat height
- 680 mm
- Power
- 75.0 HP (55.2 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built for relaxed boulevard cruising and image-driven riding rather than outright speed or cornering performance.
- Built for
- A classic fat-tired Harley custom that delivers deep V-twin torque and presence over agility, rewarding a laid-back, unhurried riding style.
- Not ideal for
- Not a good fit for riders seeking sharp handling, high-speed touring comfort, or any off-road capability.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 1584.0 ccm
- Power
- 75.0 HP (55.2 kW)
- Torque
- 125.0 Nm (12.7 kgf-m) @ 3500 RPM
- Engine type
- V-Twin, four-stroke
- Power/weight ratio
- 0.2396 HP/kg (dry)
- Bore x stroke
- 95.3 x 111.1 mm
- Compression
- 9.2:1
- Cooling system
- Air
- Fuel system
- Injection
- Starting
- Electric
- Valves per cylinder
- 2
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Belt
- Clutch
- 9-plate, wet
Dimensions & weight
- Wheelbase
- 1630 mm
- Overall length
- 2385 mm
- Seat height
- 680 mm
- Dry weight
- 313.0 kg
- Fuel capacity
- 19.70 litres
- Ground clearance
- 125 mm
- Oil capacity
- 3.10 litres
Chassis & suspension
- Front suspension
- 41.3mm telescopic, beer can covers
- Rear suspension
- Hidden, horizontal-mounted, coil-over
- Front wheel travel
- 130 mm
- Rear wheel travel
- 91 mm
- Rake (fork angle)
- 32.0°
- Trail
- 147 mm
Brakes & wheels
- Front brakes
- Single disc. 4-piston
- Front brakes diameter
- 292 mm
- Rear brakes
- Single disc. 2-piston
- Rear brakes diameter
- 292 mm
- Front tyre
- 140/75-R17
- Rear tyre
- 200/55-R17
Other
- Color options
- Vivid Black, Black Denim
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
Rider Reviews
Common questions
What is the engine size of the Harley-Davidson FLSTFB Sportster Fat Boy Special?
The 2010 Harley-Davidson FLSTFB Sportster Fat Boy Special has a Capacity of 1584.0 ccm (96.66 cubic inches).
What engine power does the Harley-Davidson FLSTFB Sportster Fat Boy Special have?
The 2010 Harley-Davidson FLSTFB Sportster Fat Boy Special has a Power of 75.0 HP (55.2 kW).
How many gears does the Harley-Davidson FLSTFB Sportster Fat Boy Special have?
The 2010 Harley-Davidson FLSTFB Sportster Fat Boy Special has a Gearbox of 6-speed.
What is the torque of the Harley-Davidson FLSTFB Sportster Fat Boy Special?
The 2010 Harley-Davidson FLSTFB Sportster Fat Boy Special has a Torque of 125.0 Nm (12.7 kgf-m or 92.2 ft.lbs) @ 3500 RPM.
How much does the Harley-Davidson FLSTFB Sportster Fat Boy Special weigh?
The 2010 Harley-Davidson FLSTFB Sportster Fat Boy Special has a Dry weight of 313.0 kg (690.0 pounds).
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