For the 2008 model year, the Harley-Davidson FLHR Road King Firefighter motorcycle has a supplied wet/running weight of 776.9 lb (352.4 kg) and a dry weight of 740.1 lb (335.7 kg).
Harley-Davidson FLHR Road King Firefighter 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 FLHR Road King Firefighter?
wet weight
Using a model-level wet weight comparison, the Harley-Davidson FLHR Road King Firefighter is heavier than about 80.6% of 108 Harley-Davidson 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 FLHR Road King Firefighter weight & related specs
| Model years covered | 2008 |
|---|---|
| Wet / running weight | 776.9 lb (352.4 kg) |
| Dry weight | 740.1 lb (335.7 kg) |
| Engine displacement | 1,573.3 cc |
| Torque | 93 lb-ft (126.1 Nm) |
| Fuel capacity | 6 US gal (22.71 L) |
| Full-tank fuel weight (estimated) | 37.3 lb (16.9 kg) |
Useful weight calculations
| Torque per 100 lb | 11.97 lb-ft / 100 lb |
|---|---|
| Displacement per pound | 2.03 cc / lb |
| Weight per 100 cc | 49.4 lb / 100 cc |
| Fuel weight as % of bike weight | 4.8% |
| Weight with full tank | 777.4 lb (352.6 kg) |
What the weight numbers tell you
Harley-Davidson FLHR Road King Firefighter weight FAQ
What does the Harley-Davidson FLHR Road King Firefighter weigh ready to ride?
The supplied figures span 776.9 lb (352.4 kg) for wet/running weight and 740.1 lb (335.7 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 FLHR Road King Firefighter heavy compared with other Harley-Davidson motorcycles?
Relatively speaking, it is on the heavier side. The model sits near the 81st weight percentile in its Harley-Davidson category, so it is heavier than most of the compatible comparison set.
How much does the Harley-Davidson FLHR Road King Firefighter fuel weigh?
The listed tank capacity is 6 US gal (22.71 L). Using approximately 0.745 kg/L gasoline, a full tank is roughly 37.3 lb (16.9 kg). That is an estimate for fuel mass, not an official Harley-Davidson curb-weight calculation.
How heavy is the Harley-Davidson FLHR Road King Firefighter with an average-size rider?
A 180 lb rider brings the simple bike-plus-rider total to roughly 956.9 lb (434 kg) using the representative wet/running figure. Gear and luggage would add more.
How much heavier is the Harley-Davidson FLHR Road King Firefighter with a full tank?
Based on the available dry-weight and tank-capacity data, a full-tank estimate is 777.4 lb (352.6 kg). Oil, coolant and market-specific equipment can still make actual ready-to-ride weight different.
What is the difference between Harley-Davidson FLHR Road King Firefighter dry and wet weight?
The supplied model-year data shows roughly 36.8 lb (16.7 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 FLHR Road King Firefighter have per 100 lb?
The calculated torque-to-weight range is 11.97 lb-ft per 100 lb. It is useful for comparing bikes with very different overall weights.
What is the Harley-Davidson FLHR Road King Firefighter displacement per pound?
Engine displacement relative to bike weight is 2.03 cc per lb. It can help compare motorcycles from very different displacement classes without relying on cc alone.
What is the Harley-Davidson FLHR Road King Firefighter weight difference versus the category median?
The model sits about 104.5 lb (47.4 kg) heavier than the compatible median Harley-Davidson motorcycle weight used on this page.
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.