Across 5 covered model years from 1997 to 2002, the Yamaha TDR 125 motorcycle has supplied wet/running weights ranging from 306.4 lb (139 kg) and dry weights ranging from 269 lb (122 kg) to 282.2 lb (128 kg), depending on model year.
Yamaha TDR 125 weight overview
This sits in a fairly light weight range. That does not guarantee easy handling, but it reduces the sheer mass you have to manage at a stop.
Light Motorcycle
How heavy is the Yamaha TDR 125?
wet weight
Using a model-level wet weight comparison, the Yamaha TDR 125 is lighter than about 76.8% of 28 Yamaha allround models 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 TDR 125 weight & related specs
| Model years covered | 1997, 1998, 1999, 2001, 2002 |
|---|---|
| Wet / running weight | 306.4 lb (139 kg) |
| Dry weight | 269 lb (122 kg) to 282.2 lb (128 kg) |
| Engine displacement | 125 cc |
| Power | 15 hp |
| Torque | 9.6 lb-ft (13 Nm) to 11.1 lb-ft (15 Nm) |
| Fuel capacity | 2.91 US gal (11 L) |
| Full-tank fuel weight (estimated) | 18.1 lb (8.2 kg) |
Weight changes by model year
The 1997 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
| Horsepower per 100 lb | 4.89 hp / 100 lb to 5.58 hp / 100 lb |
|---|---|
| Pounds per horsepower | 17.93 lb / hp to 20.43 lb / hp |
| Torque per 100 lb | 3.56 lb-ft / 100 lb to 3.84 lb-ft / 100 lb |
| Displacement per pound | 0.41 cc / lb to 0.46 cc / lb |
| Weight per 100 cc | 215.2 lb / 100 cc to 245.2 lb / 100 cc |
| Fuel weight as % of bike weight | 5.9% to 6.4% |
| Weight with full tank | 300.3 lb (136.2 kg) |
What the weight numbers tell you
Yamaha TDR 125 weight FAQ
What does the Yamaha TDR 125 weigh ready to ride?
The supplied figures span 306.4 lb (139 kg) for wet/running weight and 269 lb (122 kg) to 282.2 lb (128 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 Yamaha TDR 125 heavy compared with other Yamaha allround models?
It is on the lighter side in this dataset. Its representative wet weight sits around the 23rd weight percentile among 28 Yamaha allround models, meaning most compatible models are heavier.
Does the Yamaha TDR 125 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 Yamaha TDR 125 fuel weigh?
The listed tank capacity is 2.91 US gal (11 L). Using approximately 0.745 kg/L gasoline, a full tank is roughly 18.1 lb (8.2 kg). That is an estimate for fuel mass, not an official Yamaha curb-weight calculation.
How heavy is the Yamaha TDR 125 with an average-size rider?
A 180 lb rider brings the simple bike-plus-rider total to roughly 486.4 lb (220.6 kg) using the representative wet/running figure. Gear and luggage would add more.
How much horsepower does the Yamaha TDR 125 have per 100 lb?
Where compatible power and weight figures are available, it works out to 4.89 hp per 100 lb to 5.58 hp per 100 lb. That places it around the 24th percentile within the compatible Yamaha allround power-to-weight comparison.
What is the estimated Yamaha TDR 125 weight with a full tank of gas?
Based on the available dry-weight and tank-capacity data, a full-tank estimate is 300.3 lb (136.2 kg). Oil, coolant and market-specific equipment can still make actual ready-to-ride weight different.
How much torque does the Yamaha TDR 125 have per 100 lb?
The calculated torque-to-weight range is 3.56 lb-ft per 100 lb to 3.84 lb-ft per 100 lb. It is useful for comparing bikes with very different overall weights.
What is the Yamaha TDR 125 displacement per pound?
Engine displacement relative to bike weight is 0.41 cc per lb to 0.46 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 Yamaha Motorsports website.