| Model: | Harley-Davidson FLSTF Fat Boy |
| Year: | 2006 |
| Category: | Custom / cruiser |
| Displacement : | 1442.15 ccm (88.00 cubic inches) |
| Engine type: | V2 |
| Stroke: | 4 |
| Torque : | 115.26 Nm (11.8 kgf-m or 85.0 ft.lbs ) @ 3000 RPM |
| Compression : | 8.9:1 |
| Bore x stroke : | 95.3 x 101.6 mm (3.8 x 4.0 inches) |
| Fuel system: | Carburettor |
| Fuel control: | DOHC |
| Cooling system: | Air |
| Gearbox: | 5-speed |
| Transmission type final drive: |
Belt |
| Clutch: | Multi-plate with diaphragm spring in oil bath |
| Dry weight: | 309.8 kg (683.0 pounds) |
| Weight incl. oil, gas, etc: | 323.9 kg (714.0 pounds) |
| Overall length: | 2,395 mm (94.3 inches) |
| Ground clearance: | 130 mm (5.1 inches) |
| Wheelbase : | 1,638 mm (64.5 inches) |
| Front tyre dimensions: | MT90-B16 |
| Rear tyre dimensions: | 150/80-B16 |
| Front brakes: | Single disc |
| Rear brakes: | Single disc |
| Exhaust system: | Chrome, over/under shotgun with shorty duals |
| Fuel capacity: | 18.92 litres (5.00 gallons) |
| Fuel consumption pr. 10 km (6.2 miles): | 5.22 litres (1.38 gallons) |