Across 4 covered model years from 2004 to 2007, the Yamaha WR 450 F motorcycle has supplied wet/running weights ranging from 269 lb (122 kg) and dry weights ranging from 232.6 lb (105.5 kg) to 248 lb (112.5 kg), depending on model year.
Yamaha WR 450 F weight overview
The weight is relatively manageable, so the bike should demand less effort than a heavyweight machine when backing up, parking or making slow-speed corrections.
Light Motorcycle
How heavy is the Yamaha WR 450 F?
wet weight
Using a model-level wet weight comparison, the Yamaha WR 450 F is lighter than about 53.7% of 68 Yamaha enduro/off-road 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.
Yamaha WR 450 F weight & related specs
| Model years covered | 2004, 2005, 2006, 2007 |
|---|---|
| Wet / running weight | 269 lb (122 kg) |
| Dry weight | 232.6 lb (105.5 kg) to 248 lb (112.5 kg) |
| Engine displacement | 449 cc |
| Torque | 36.1 lb-ft (49 Nm) |
| Fuel capacity | 2.1 US gal (7.94 L) to 2.6 US gal (9.84 L) |
| Full-tank fuel weight (estimated) | 13 lb (5.9 kg) to 16.2 lb (7.3 kg) |
Weight changes by model year
The 2004 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 | 13.44 lb-ft / 100 lb |
|---|---|
| Displacement per pound | 1.67 cc / lb to 1.93 cc / lb |
| Weight per 100 cc | 51.8 lb / 100 cc to 59.9 lb / 100 cc |
| Fuel weight as % of bike weight | 4.9% to 5.3% |
| Weight with full tank | 260 lb (117.9 kg) to 261.2 lb (118.5 kg) |
What the weight numbers tell you
Yamaha WR 450 F weight FAQ
What is the Yamaha WR 450 F dry and wet weight?
Across the covered 2004-2007 years, listed wet/running weight is 269 lb (122 kg) and listed dry weight is 232.6 lb (105.5 kg) to 248 lb (112.5 kg). Check the year-change section because the exact figure can vary by model year.
Is the Yamaha WR 450 F lighter or heavier than other Yamaha enduro/off-road motorcycles?
Weight is broadly typical for the category, landing around the 46th percentile in this model-level Yamaha comparison.
Which Yamaha WR 450 F years have different weight specs?
The supplied data shows different weight figures across the 2004-2007 model years. Use the year-specific changes section above for the exact value attached to each changed year. No usable dry/wet figure was supplied for 2005.
How much does a full tank add to the Yamaha WR 450 F?
Based on the supplied 2.1 US gal (7.94 L) to 2.6 US gal (9.84 L) tank capacity, the gasoline itself weighs about 13 lb (5.9 kg) to 16.2 lb (7.3 kg) when full. This helps explain part of the difference between dry and ready-to-ride mass.
What is the combined Yamaha WR 450 F and rider weight?
Using the model’s representative wet/running weight and a 180 lb rider, the combined bike-and-rider mass is about 449 lb (203.6 kg) before riding gear, luggage or a passenger.
What does the Yamaha WR 450 F weigh with a full tank?
Using the listed dry weight plus the calculated fuel mass, the estimated weight with a full tank is 260 lb (117.9 kg) to 261.2 lb (118.5 kg). That still may not equal official curb weight because dry-weight definitions can exclude other fluids or equipment.
What is the Yamaha WR 450 F torque per 100 lb of bike weight?
Where compatible torque and weight figures are available, the model works out to 13.44 lb-ft per 100 lb. This gives more context than torque alone because it relates engine twist to the mass it has to move.
How many cc does the Yamaha WR 450 F have per pound?
The available figures work out to 1.67 cc per lb to 1.93 cc per lb. This is not a performance rating, but it is a useful way to compare engine size against total motorcycle mass.
How does the Yamaha WR 450 F compare with the median Yamaha enduro/off-road motorcycle weight?
Compared with the median Yamaha enduro/off-road motorcycle weight of 273.4 lb (124 kg), the model is roughly 4.4 lb (2 kg) lighter.
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 Yamaha Motorsports website.