For the 2011 model year, the Honda TRX420FPM motorcycle has a listed wet/running weight of 603 lb (273.5 kg).
Honda TRX420FPM 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 Honda TRX420FPM?
wet weight
Using a model-level wet weight comparison, the Honda TRX420FPM is heavier than about 56.5% of 31 Honda ATVs with compatible weight data.
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.
Honda TRX420FPM weight & related specs
| Model years covered | 2011 |
|---|---|
| Wet / running weight | 603 lb (273.5 kg) |
| Engine displacement | 420 cc |
| Fuel capacity | 3.5 US gal (13.24 L) |
| Full-tank fuel weight (estimated) | 21.7 lb (9.9 kg) |
Useful weight calculations
| Displacement per pound | 0.7 cc / lb |
|---|---|
| Weight per 100 cc | 143.6 lb / 100 cc |
| Fuel weight as % of bike weight | 3.6% |
What the weight numbers tell you
Honda TRX420FPM weight FAQ
How heavy is the Honda TRX420FPM ready to ride?
Listed ready-to-ride weight is 603 lb (273.5 kg).
Is the Honda TRX420FPM heavy compared with other Honda ATVs?
It sits fairly close to the middle of the category. Its representative wet weight is around the 56th percentile among 31 compatible Honda ATVs.
How much does the Honda TRX420FPM fuel weigh?
The listed tank capacity is 3.5 US gal (13.24 L). Using approximately 0.745 kg/L gasoline, a full tank is roughly 21.7 lb (9.9 kg). That is an estimate for fuel mass, not an official Honda curb-weight calculation.
How heavy is the Honda TRX420FPM with an average-size rider?
A 180 lb rider brings the simple bike-plus-rider total to roughly 783 lb (355.1 kg) using the representative wet/running figure. Gear and luggage would add more.
How much of the Honda TRX420FPM total weight comes from fuel?
Based on the available weight basis, a full tank of gasoline represents about 3.6% of the motorcycle’s weight.
What is the Honda TRX420FPM engine-size-to-weight ratio?
Engine displacement relative to bike weight is 0.7 cc per lb. It can help compare motorcycles from very different displacement classes without relying on cc alone.
How far is the Honda TRX420FPM from the median Honda ATV weight?
The model sits about 20.9 lb (9.5 kg) heavier than the compatible median Honda ATV weight used on this page.
Will the Honda TRX420FPM feel heavy at low speed?
It is heavy enough that smart parking matters. Avoid situations where you have to paddle it backward uphill or catch it after it leans too far.
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 Honda Powersports website.