Across the 2008, 2009 and 2012 model years, the Harley-Davidson FXDF Dyna Fat Bob motorcycle has supplied wet/running weights ranging from 703.1 lb (318.9 kg) to 705.9 lb (320.2 kg) and dry weights ranging from 669.8 lb (303.8 kg) to 673.1 lb (305.3 kg), depending on model year.
Harley-Davidson FXDF Dyna Fat Bob weight overview
This is a very heavy motorcycle. Good footing, sensible parking direction and avoiding awkward slopes make a real difference when handling it at walking speed.
Very Heavy Motorcycle
How heavy is the Harley-Davidson FXDF Dyna Fat Bob?
wet weight
Using a model-level wet weight comparison, the Harley-Davidson FXDF Dyna Fat Bob is heavier than about 71.7% of 168 Harley-Davidson custom/cruiser motorcycles with compatible weight data.
Dry vs ready-to-ride weight
Bike + rider total weight
These totals use the model’s representative wet weight. They exclude riding gear, luggage and a passenger.
Harley-Davidson FXDF Dyna Fat Bob weight & related specs
| Model years covered | 2008, 2009, 2012 |
|---|---|
| Wet / running weight | 703.1 lb (318.9 kg) to 705.9 lb (320.2 kg) |
| Dry weight | 669.8 lb (303.8 kg) to 673.1 lb (305.3 kg) |
| Engine displacement | 1,573.3 cc to 1,688 cc |
| Torque | 91 lb-ft (123.4 Nm) to 100 lb-ft (135.6 Nm) |
| Fuel capacity | 5 US gal (18.93 L) to 5.1 US gal (19.3 L) |
| Full-tank fuel weight (estimated) | 31.1 lb (14.1 kg) to 31.7 lb (14.4 kg) |
Weight changes by model year
The 2008 model is used as the baseline where data is available. Only later supplied values that differ are shown below. A year pill does not mean every individual weight field was supplied for that year.
Useful weight calculations
| Torque per 100 lb | 12.95 lb-ft / 100 lb to 14.17 lb-ft / 100 lb |
|---|---|
| Displacement per pound | 2.24 cc / lb to 2.39 cc / lb |
| Weight per 100 cc | 41.8 lb / 100 cc to 44.7 lb / 100 cc |
| Fuel weight as % of bike weight | 4.4% to 4.7% |
| Weight with full tank | 701.5 lb (318.2 kg) to 704.2 lb (319.4 kg) |
What the weight numbers tell you
Harley-Davidson FXDF Dyna Fat Bob weight FAQ
How much does the Harley-Davidson FXDF Dyna Fat Bob weigh?
For the model years covered here, wet/running weight is 703.1 lb (318.9 kg) to 705.9 lb (320.2 kg), while dry weight is 669.8 lb (303.8 kg) to 673.1 lb (305.3 kg). Do not treat dry and wet figures as interchangeable.
How does the Harley-Davidson FXDF Dyna Fat Bob weight compare with similar Harley-Davidsons?
It is on the heavier side. Its representative wet weight is around the 72nd percentile among 168 compatible Harley-Davidson custom/cruiser motorcycles.
Are all Harley-Davidson FXDF Dyna Fat Bob model years the same weight?
There are year-to-year differences in the supplied data. The earliest covered year is used as the baseline, with later changed values shown separately above.
What does a full tank of gas weigh on the Harley-Davidson FXDF Dyna Fat Bob?
A full tank works out to about 31.1 lb (14.1 kg) to 31.7 lb (14.4 kg) from the listed 5 US gal (18.93 L) to 5.1 US gal (19.3 L) capacity. Actual fuel density varies slightly, so treat it as a practical estimate.
What does the Harley-Davidson FXDF Dyna Fat Bob weigh with a 180 lb rider?
The approximate combined total is 884.5 lb (401.2 kg) with a 180 lb rider, based on the representative wet/running weight used on this page.
What does the Harley-Davidson FXDF Dyna Fat Bob weigh with a full tank?
Based on the available dry-weight and tank-capacity data, a full-tank estimate is 701.5 lb (318.2 kg) to 704.2 lb (319.4 kg). Oil, coolant and market-specific equipment can still make actual ready-to-ride weight different.
What is the difference between Harley-Davidson FXDF Dyna Fat Bob dry and wet weight?
Available years with both measurements show about 32.8 lb (14.9 kg) to 33.3 lb (15.1 kg) added between dry and ready-to-ride figures. Fuel explains part of it, while oil, coolant and specification definitions can explain the rest.
How much torque does the Harley-Davidson FXDF Dyna Fat Bob have per 100 lb?
Available data gives 12.95 lb-ft per 100 lb to 14.17 lb-ft per 100 lb. That ratio helps explain how strong the engine is relative to the bike’s mass, especially at lower speeds.
What is the Harley-Davidson FXDF Dyna Fat Bob displacement per pound?
The model has about 2.24 cc per lb to 2.39 cc per lb in the available data. This simply shows how much engine displacement there is for each pound of motorcycle weight.
Motorcycle specifications can vary by model year, market, equipment and the exact dry/curb-weight definition. Calculated fuel-weight and ratio figures on this page are estimates derived from the supplied specifications. Confirm critical figures in the owner’s manual or on the official Harley-Davidson website.