Across the 2022 and 2025 model years, the Kawasaki KX450 SR motorcycle has supplied wet/running weights ranging from 242.5 lb (110 kg) and dry weights ranging from 232.8 lb (105.6 kg), depending on model year.
Kawasaki KX450 SR 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
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.
Kawasaki KX450 SR weight & related specs
| Model years covered | 2022, 2025 |
|---|---|
| Wet / running weight | 242.5 lb (110 kg) |
| Dry weight | 232.8 lb (105.6 kg) |
| Engine displacement | 449 cc |
| Fuel capacity | 1.64 US gal (6.2 L) |
| Full-tank fuel weight (estimated) | 10.2 lb (4.6 kg) |
Weight by model year
Useful weight calculations
| Displacement per pound | 1.85 cc / lb |
|---|---|
| Weight per 100 cc | 54 lb / 100 cc |
| Fuel weight as % of bike weight | 4.2% |
| Weight with full tank | 243 lb (110.2 kg) |
What the weight numbers tell you
Kawasaki KX450 SR weight FAQ
What is the Kawasaki KX450 SR dry and wet weight?
Across the covered 2022 and 2025 years, listed wet/running weight is 242.5 lb (110 kg) and listed dry weight is 232.8 lb (105.6 kg). Check the year-change section because the exact figure can vary by model year.
Which Kawasaki KX450 SR years have different weight specs?
There is not enough comparable model-year weight data to determine a year-to-year change. A usable weight figure is available for 2022. No usable dry/wet figure was supplied for 2025.
How much does a full tank add to the Kawasaki KX450 SR?
Based on the supplied 1.64 US gal (6.2 L) tank capacity, the gasoline itself weighs about 10.2 lb (4.6 kg) when full. This helps explain part of the difference between dry and ready-to-ride mass.
What is the combined Kawasaki KX450 SR and rider weight?
Using the model’s representative wet/running weight and a 180 lb rider, the combined bike-and-rider mass is about 422.5 lb (191.6 kg) before riding gear, luggage or a passenger.
What is the estimated Kawasaki KX450 SR weight with a full tank of gas?
The page calculates about 243 lb (110.2 kg) with a full tank by adding the listed fuel mass to the dry figure. Treat this as a practical estimate, not an official Kawasaki curb-weight number.
How large is the Kawasaki KX450 SR engine for its weight?
The available figures work out to 1.85 cc per lb. This is not a performance rating, but it is a useful way to compare engine size against total motorcycle mass.
Where will I notice the Kawasaki KX450 SR weight most?
The weight itself is unlikely to be the main difficulty. Rider reach, steering lock and where the mass sits may matter more at walking pace.
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 Kawasaki website.