| Attribute | Value |
| General |
| Production from | 2003 year |
| Make | Harley-Davidson |
| Model | Harley-Davidson FLSTFI Fat Boy |
| Category | Custom / cruiser |
| Engine and transmission |
| Engine type | V2, four-stroke |
| Valves per cylinder | Add |
| Fuel system | Injection |
| Engine details | Add |
| Displacement | 1,449 cm³ |
| Power | Add |
| Max RPM | Add |
| Fuel consumption | Add |
| Cooling system | Air |
| Transmission type,final drive | Belt |
| Torque | 105 Nm |
| Bore | 95.3 mm |
| Stroke | 101.6 mm |
| Gearbox | Add |
| Greenhouse gases | Add |
| Fuel control | Add |
| Emission details | Add |
| Driveline | Add |
| Ignition | Add |
| Clutch | Add |
| Lubrication system | Add |
| Compression | 8.8:1 |
| Exhaust system | Add |
| Chassis |
| Front suspension | Add |
| Rear suspension | Add |
| Front brakes | Add |
| Rear brakes | Add |
| Diameter | Add |
| Frame type | Add |
| Front tyre | Add |
| Rear tyre | Add |
| Seat | Add |
| Wheels | Add |
| Front wheel travel | Add |
| Rear wheel travel | Add |
| Trail | Add |
| Rake (fork angle) | Add |
| Other |
| Battery capacity | Add |
| Starter | Add |
| Color options | - 2-tone sterling silver & vivid black
- gunmetal pearl
- luxury blue pearl
- luxury rich red pearl
- vivid black
- white pearl
|
| Carrying capacity | Add |
| Light | Add |
| Instruments | Add |
| Electrical Voltage | Add |
| Dimensions |
| Wheelbase | 1,630 mm |
| Kerb weight | Add |
| Dry weight | 320 kg |
| Power/weight ratio | Add |
| Overall height | Add |
| Overall length | 2,396 mm |
| Overall width | Add |
| Seat height | 699 mm |
| Alternate seat height | Add |
| Ground clearance | 123 mm |
| Front percentage of weight | Add |
| Rear percentage of weight | Add |
| Performance |
| Top speed | Add |
| Acceleration 0-100 km/h | Add |
| Length | Add |
| Reserve fuel capacity | Add |
| Fuel capacity | 19.7 l |
| Oil capacity | Add |
| Width | Add |
| Height | Add |