The Harley-Davidson FXDF Dyna Fat Bob motorcycle specifications include a 1573.3 cc (96.00 cu in) engine, a 6-speed gearbox, and a listed weight of 318.9 kg (703 lb).
Key specifications
2008, 2009, 2012Model years
1,573 ccDisplacement
123.4 Nm @ 3,125 rpmTorque
318.9 kgWet weight
688 mmSeat height
19.3 LFuel tank
1,621 mmWheelbase
124 mmGround clearance
Model years covered
200820092012
Year-specific specification changes
The 2008 model is treated as the standard specification. Only later model years with a different supplied value are shown below.
Bore × stroke
200995.3 x 111.1 mm (3.8 x 4.4 inches)
201298.4 x 111.3 mm (3.9 x 4.4 inches)
Displacement
20091,584 cc (96.66 cu in)
20121,688 cc (103.00 cu in)
Dry weight
2009305 kg (672.4 lb)
2012305.3 kg (673 lb)
Front brakes
2009Double disc. 4-piston
2012Single disc. 4-piston fixed. Optional ABS.
Rear brakes
2009Single disc. Single piston
2012Single disc. 2-piston torque-free floating. Optional ABS.
Torque
2009127.0 Nm (12.9 kgf-m or 93.7 ft.lbs) @ 3,500 rpm
2012135.6 Nm (13.8 kgf-m or 100.0 ft.lbs) @ 3,500 rpm
Wheelbase
20091,620 mm (63.8 inches)
20121,618 mm (63.7 inches)
Exhaust system
2009Chrome, “Tommy Gun” 2-1-2 collector exhaust
2012Chrome, “Tommy Gun” 2-1-2 collector exhaust with dual mufflers
Fuel capacity
201218.93 L (5.00 US gal)
Fuel consumption
20125.60 L/100 km (17.9 km/l or 42.00 mpg)
Greenhouse gases
2012129.9 CO 2 g/km. (CO2 – Carbon dioxide emission)
Ground clearance
20092012125 mm (4.9 inches)
Overall length
20092,330 mm (91.7 inches)
Seat height
20092012663 mm (26.1 inches)
Trail
2009117 mm (4.6 inches)
2012125 mm (4.9 inches)
How the Harley-Davidson FXDF Dyna Fat Bob 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.
Displacement1,573 cc
Low 165 ccAverage 1,275 ccHigh 1,868 cc
About 23% higher than the Harley-Davidson database average. Around the 75th percentile across Harley-Davidson models.
Wet weight318.9 kg
Low 183 kgAverage 312.9 kgHigh 507 kg
Very close to the Harley-Davidson database average. Around the 58th percentile across Harley-Davidson models.
Seat height688 mm
Low 622 mmAverage 689 mmHigh 780 mm
Very close to the Harley-Davidson database average. Around the 55th percentile across Harley-Davidson models.
Fuel capacity19.3 L
Low 7.9 LAverage 17 LHigh 22.7 L
About 14% larger than the Harley-Davidson database average. Around the 79th percentile across Harley-Davidson models.
This model Harley-Davidson database average
Mechanical overview
Engine layout snapshot
V2, four-stroke • 1,573 cc • Air cooled
Chassis snapshot
Wheelbase 1,621 mmSeat 688 mmClearance 124 mm
6-speed • Belt (final drive) • 130/90-B16 front / 180/70-B16 rear
Additional useful specifications
| Front tire size |
130/90-B16 |
| Rear tire size |
180/70-B16 |
| Estimated theoretical fuel range |
436 km |
| Bore/stroke ratio |
0.86:1 (Undersquare) |
Model information
| Category |
Custom / cruiser |
Engine specifications
| Engine type |
V2, four-stroke |
| Displacement |
1573.3 cc (96.00 cu in) |
| Torque |
123.4 Nm (12.6 kgf-m or 91.0 ft.lbs) @ 3,125 rpm |
| Bore × stroke |
95.3 x 111.3 mm (3.8 x 4.4 inches) |
| Compression ratio |
9.2:1 |
| Cooling system |
Air |
| Fuel system |
Injection. Electronic Sequential Port Fuel Injection (ESPFI) |
| Starter |
Electric |
Transmission and drivetrain
| Gearbox |
6-speed |
| Final drive |
Belt (final drive) |
| Clutch |
Multi-plate with diaphragm spring in oil bath |
Chassis and suspension
| Rake |
29.0° |
| Trail |
114 mm (4.5 inches) |
Brakes, wheels and tires
| Front brakes |
Single disc. 4-piston calipers |
| Rear brakes |
Single disc. 2-piston torque-free calipers |
| Front tire |
130/90-B16 |
| Rear tire |
180/70-B16 |
Dimensions and weight
| Wet weight |
318.9 kg (703 lb) |
| Dry weight |
303.8 kg (669.7 lb) |
| Seat height |
688 mm (27.1 inches) |
| Overall length |
2,329 mm (91.7 inches) |
| Wheelbase |
1,621 mm (63.8 inches) |
| Ground clearance |
124 mm (4.9 inches) |
Fuel and emissions
| Fuel capacity |
19.30 L (5.10 US gal) |
| Fuel consumption |
4.43 L/100 km (22.6 km/l or 53.10 mpg) |
| Greenhouse gases |
102.8 CO 2 g/km. (CO2 – Carbon dioxide emission) |
Other specifications
| Color options |
Vivid Black, Black Pearl, Dark Blue Pearl (New), Black Denim, Pewter Denim, Crimson Red Denim (New), Candy Red Sunglo (New) |
| Exhaust system |
Chrome, 2-1-2 collector exhaust w/ dual mufflers |
| Price as new |
US$ 14795. MSRP depends on country, taxes, accessories, etc. |
| Comments |
Dual headlamps; 130mm front tire; 180mm rear tire; unique tread pattern; full metal jacket rear shocks; FXDWG-style fuel tank; double barrel tommy gun exhaust system. |
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.