The Harley-Davidson Softail Fat Boy Special motorcycle specifications include a 1,690 cc (103.12 cu in) engine, a 6-speed gearbox, and a listed weight of 330 kg (727.5 lb).
Key specifications
The 2013 model is treated as the standard specification. Only later model years with a different supplied value are shown below.
How the Harley-Davidson Softail Fat Boy Special compares
This compares the motorcycle with all Harley-Davidson models in this specifications database. The blue marker is this model and the grey line is the Harley-Davidson database average.
About 33% higher than the Harley-Davidson database average. Around the 88th percentile across Harley-Davidson models.
About 5% heavier than the Harley-Davidson database average. Around the 63rd percentile across Harley-Davidson models.
Very close to the Harley-Davidson database average. Around the 34th percentile across Harley-Davidson models.
About 11% larger than the Harley-Davidson database average. Around the 58th percentile across Harley-Davidson models.
Harley-Davidson database percentile rankings
Percentiles show where this motorcycle sits across the Harley-Davidson specifications database. They are descriptive database rankings, not performance ratings.
1,690 cc — larger displacement than about 88% of Harley-Davidson models.
330 kg — heavier than about 63% of Harley-Davidson models, or lighter than about 37%.
670 mm — taller than about 34% of Harley-Davidson models.
18.9 L — larger than about 58% of Harley-Davidson fuel tanks in this database.
Dimensions compared with Harley-Davidson average
Each measurement is compared with the average value across Harley-Davidson models where that dimension is available.
2,385
2,376
Close to average.
1,630
1,599
Close to average.
670
689
Close to average.
125
128
Close to average.
Mechanical overview
Additional useful specifications
| Front tire size | 140/75-R17 |
|---|---|
| Rear tire size | 200/55-R17 |
| Engine oil capacity | 3.30 L (3.49 US qt) |
| Estimated theoretical fuel range | 338 km |
| Bore/stroke ratio | 0.89:1 (Undersquare) |
Model information
| Category | Custom / cruiser |
|---|
Engine specifications
| Engine type | V2, four-stroke |
|---|---|
| Displacement | 1,690 cc (103.12 cu in) |
| Torque | 134.0 Nm (13.7 kgf-m or 98.8 ft.lbs) @ 3,000 rpm |
| Bore × stroke | 98.4 x 111.1 mm (3.9 x 4.4 inches) |
| Compression ratio | 9.6:1 |
| Valves per cylinder | 4.0 |
| Cooling system | Air |
| Fuel system | Injection. Electronic Sequential Port Fuel Injection |
| Oil capacity | 3.30 L (3.49 US qt) |
Transmission and drivetrain
| Gearbox | 6-speed |
|---|---|
| Final drive | Belt (final drive) |
| Clutch | Multi-plate with diaphragm spring in oil bath |
Chassis and suspension
| Rake | 31.6° |
|---|---|
| Trail | 147 mm (5.8 inches) |
Brakes, wheels and tires
| Front brakes | Double disc. 4-piston |
|---|---|
| Rear brakes | Single disc. 2-piston |
| Front tire | 140/75-R17 |
| Rear tire | 200/55-R17 |
| Wheels | Black, Bullet Hole Disc Cast Aluminum |
Dimensions and weight
| Wet weight | 330 kg (727.5 lb) |
|---|---|
| Dry weight | 313 kg (690 lb) |
| Seat height | 670 mm (26.4 inches) |
| Overall length | 2,385 mm (93.9 inches) |
| Wheelbase | 1,630 mm (64.2 inches) |
| Ground clearance | 125 mm (4.9 inches) |
Fuel and emissions
| Fuel capacity | 18.90 L (4.99 US gal) |
|---|---|
| Fuel consumption | 5.60 L/100 km (17.9 km/l or 42.00 mpg) |
| Greenhouse gases | 129.9 CO 2 g/km. (CO2 – Carbon dioxide emission) |
Electrical and instruments
| Instruments | Tank-mounted electronic speedometer with odometer, time-of-day clock on odometer, dual tripmeter, rpm/gear display, fuel gauge with low fuel warning light and countdown feature, low oil pressure indicator light, engine diagnostics readout, LED indicator lights, 6-speed indicator light |
|---|---|
| Lights | High beam, neutral, low oil pressure, turn signals, engine diagnostics, security system (optional), 6-speed, low fuel warnings |
Other specifications
| Color options | Anniversary Vintage Bronze/Anniversary Vintage Black, Candy Orange, Black Denim, Vivid Black |
|---|---|
| Price as new | Euro 20445. UK £ 16095. MSRP depends on country, taxes, accessories, etc. |
Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from Harley-Davidson models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Harley-Davidson information before relying on them. Visit the official Harley-Davidson website.