Across the 2007, 2008 and 2009 model years, the Harley-Davidson FXDB Dyna Street Bob motorcycle has supplied wet/running weights ranging from 451.9 lb (205 kg) to 666.9 lb (302.5 kg) and dry weights ranging from 634 lb (287.6 kg), depending on model year.
Harley-Davidson FXDB Dyna Street Bob weight overview
This sits in heavyweight territory. Riders should think about garage movement, backing up, surface slope and passenger/luggage load as much as the on-road feel.
Very Heavy Motorcycle
How heavy is the Harley-Davidson FXDB Dyna Street Bob?
wet weight
Using a model-level wet weight comparison, the Harley-Davidson FXDB Dyna Street Bob is lighter than about 56% 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 FXDB Dyna Street Bob weight & related specs
| Model years covered | 2007, 2008, 2009 |
|---|---|
| Wet / running weight | 451.9 lb (205 kg) to 666.9 lb (302.5 kg) |
| Dry weight | 634 lb (287.6 kg) |
| Engine displacement | 1,573.3 cc to 1,584 cc |
| Torque | 90.7 lb-ft (123 Nm) to 92 lb-ft (124.8 Nm) |
| Fuel capacity | 4.8 US gal (18.16 L) to 4.81 US gal (18.2 L) |
| Full-tank fuel weight (estimated) | 29.8 lb (13.5 kg) to 29.9 lb (13.6 kg) |
Weight changes by model year
The 2007 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 | 13.65 lb-ft / 100 lb to 20.07 lb-ft / 100 lb |
|---|---|
| Displacement per pound | 2.36 cc / lb to 3.5 cc / lb |
| Weight per 100 cc | 28.5 lb / 100 cc to 42.4 lb / 100 cc |
| Fuel weight as % of bike weight | 4.5% to 6.6% |
| Weight with full tank | 663.9 lb (301.1 kg) |
What the weight numbers tell you
Harley-Davidson FXDB Dyna Street Bob weight FAQ
What does the Harley-Davidson FXDB Dyna Street Bob weigh ready to ride?
The supplied figures span 451.9 lb (205 kg) to 666.9 lb (302.5 kg) for wet/running weight and 634 lb (287.6 kg) for dry weight across the years in this page. Wet weight is the better guide to what you actually manage on the road.
Is the Harley-Davidson FXDB Dyna Street Bob heavy compared with other Harley-Davidson custom/cruiser motorcycles?
It sits fairly close to the middle of the category. Its representative wet weight is around the 44th percentile among 168 compatible Harley-Davidson custom/cruiser motorcycles.
Does the Harley-Davidson FXDB Dyna Street Bob weight change by model year?
Not every covered year uses the same figure. The page groups identical values together and lists the later model years where the supplied weight specification changes.
How much does the Harley-Davidson FXDB Dyna Street Bob fuel weigh?
The listed tank capacity is 4.8 US gal (18.16 L) to 4.81 US gal (18.2 L). Using approximately 0.745 kg/L gasoline, a full tank is roughly 29.8 lb (13.5 kg) to 29.9 lb (13.6 kg). That is an estimate for fuel mass, not an official Harley-Davidson curb-weight calculation.
How heavy is the Harley-Davidson FXDB Dyna Street Bob with an average-size rider?
A 180 lb rider brings the simple bike-plus-rider total to roughly 846.9 lb (384.1 kg) using the representative wet/running figure. Gear and luggage would add more.
What is the Harley-Davidson FXDB Dyna Street Bob full-tank weight estimate?
Based on the available dry-weight and tank-capacity data, a full-tank estimate is 663.9 lb (301.1 kg). Oil, coolant and market-specific equipment can still make actual ready-to-ride weight different.
What is the difference between Harley-Davidson FXDB Dyna Street Bob dry and wet weight?
The supplied model-year data shows roughly 32.8 lb (14.9 kg) between dry and wet/running weight. The exact gap can vary by year and by the manufacturer’s weight definition.
How much torque does the Harley-Davidson FXDB Dyna Street Bob have per 100 lb?
The calculated torque-to-weight range is 13.65 lb-ft per 100 lb to 20.07 lb-ft per 100 lb. It is useful for comparing bikes with very different overall weights.
What is the Harley-Davidson FXDB Dyna Street Bob displacement per pound?
Engine displacement relative to bike weight is 2.36 cc per lb to 3.5 cc per lb. It can help compare motorcycles from very different displacement classes without relying on cc alone.
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.