Harley-Davidson Fat Boy - 2009 Specifications and Reviews
2009
General information | |
| Category | Custom / cruiser |
| Model | Harley-Davidson Fat Boy |
| Year | 2009 |
Engine and Transmission Specifications | |
| Transmission typefinal drive | Belt |
| Gearbox | 5-speed |
| Cooling system | Air |
| Starter | Electric |
| Valves per cylinder | 2 |
| Torque | 97.00 |
| Power | 55.00 |
| Stroke | 4 |
| Engine type | V2 |
| Capacity: | 1338.00 ccm (81.64 cubic inches) |
Physical measures and capacities | |
| Seat height | 654 mm (25.7 inches) If adjustable, lowest setting. |
| Dry weight | 284.0 kg (626.1 pounds) |
| | |
Harley-Davidson Fat Boy dimensions and frame | |
| Power/weight ratio | 0.1937 HP/kg |
| Top speed | 155.0 km/h (96.3 mph) |
| | |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
Performance Profile & Rider Fit
103 hp
Peak Power
4.8s
0-60 mph
Best For
Track10%
City45%
Cornering30%
Daily Riding55%
Touring40%
Passenger55%
Rider Profile
| Best For | Best suited to riders who already have some experience handling heavy, low-slung cruisers at parking-lot speeds and in traffic. |
| Purpose | Built for boulevard cruising and making a bold visual statement rather than outright performance or long-distance touring. |
| Rider Fit | The substantial 694 lb wet weight and low seat height demand confident low-speed strength and balance, though the low center of gravity helps once rolling. |
| Character | A muscular, iconic cruiser with a fat rear tire stance, strong low-end torque, and unmistakable classic Harley presence. |
| Not Ideal For | Not the right choice for riders seeking nimble cornering, off-road capability, or a lightweight, agile everyday commuter. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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