Yamaha DT 125 E Weight (262lb)

Quick answer

Across 7 covered model years from 1974 to 1980, the Yamaha DT 125 E motorcycle has supplied wet/running weights ranging from 227.1 lb (103 kg) to 262.4 lb (119 kg).

Wet / running weight227.1 lb (103 kg) to 262.4 lb (119 kg)
Fuel capacity1.85 US gal (7 L)
Full tank fuel weight11.5 lb (5.2 kg)
Power / 100 lb3.81 hp / 100 lb to 5.17 hp / 100 lb
Model years covered
1974197519761977197819791980

Yamaha DT 125 E weight overview

WHAT THIS MEANS

This is on the lighter side for a road motorcycle. The advantage is usually most obvious while parking, maneuvering at walking speed and moving the bike around off the engine.

Light Motorcycle

CATEGORY WEIGHT POSITION

How heavy is the Yamaha DT 125 E?

wet weight

Using a model-level wet weight comparison, the Yamaha DT 125 E is lighter than about 58.1% of 68 Yamaha enduro/off-road motorcycles with compatible weight data.

LighterTypicalHeavier
262.4 lb (119 kg)
68 Yamaha enduro/off-road motorcyclesMedian: 273.4 lb (124 kg)
WEIGHT VISUAL

Ready-to-ride weight range

Wet / running weight227.1 lb (103 kg) – 262.4 lb (119 kg)
REAL-WORLD LOAD

Bike + rider total weight

These totals use the model’s representative wet weight. They exclude riding gear, luggage and a passenger.

150 lb rider412.4 lb (187 kg)bike + rider • bike is 63.6% of total mass
180 lb rider442.4 lb (200.6 kg)bike + rider • bike is 59.3% of total mass
210 lb rider472.4 lb (214.3 kg)bike + rider • bike is 55.5% of total mass

Yamaha DT 125 E weight & related specs

Model years covered 1974, 1975, 1976, 1977, 1978, 1979, 1980
Wet / running weight 227.1 lb (103 kg) to 262.4 lb (119 kg)
Engine displacement 123 cc
Power 10 hp to 13 hp
Fuel capacity 1.85 US gal (7 L)
Full-tank fuel weight (estimated) 11.5 lb (5.2 kg)

Weight changes by model year

The 1974 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.

Wet / running weight
1975-1976251.3 lb (114 kg)
1977-1980262.4 lb (119 kg)
Power
1977, 198010 hp
Power per 100 lb
1977, 19803.81 hp / 100 lb

Useful weight calculations

Horsepower per 100 lb 3.81 hp / 100 lb to 5.17 hp / 100 lb
Pounds per horsepower 19.33 lb / hp to 26.24 lb / hp
Displacement per pound 0.47 cc / lb to 0.54 cc / lb
Weight per 100 cc 184.6 lb / 100 cc to 213.3 lb / 100 cc
Fuel weight as % of bike weight 4.4% to 5.1%

What the weight numbers tell you

Using a model-level wet weight comparison, the Yamaha DT 125 E is lighter than about 58.1% of 68 Yamaha enduro/off-road motorcycles with compatible weight data.
A full tank is not weightless: the 1.85 US gal (7 L) listed capacity works out to approximately 11.5 lb (5.2 kg) of gasoline. This is an estimate rather than a Yamaha curb-weight specification.
Weight is not identical across every model year in this page. Use the year-specific section rather than assuming one figure applies to every DT 125 E.
The calculated power-to-weight figure is 3.81 hp per 100 lb to 5.17 hp per 100 lb across years with compatible data. It shows how much engine output is available relative to the bike’s mass.

Yamaha DT 125 E weight FAQ

How much does the Yamaha DT 125 E weigh?

The available wet/running figure is 227.1 lb (103 kg) to 262.4 lb (119 kg). This is more representative of the motorcycle you actually push, park and ride than a dry-only specification.

How does the Yamaha DT 125 E weight compare with similar Yamahas?

It is not an extreme outlier for the category. The model ranks around the 42nd percentile for weight among 68 compatible Yamaha enduro/off-road motorcycles.

Are all Yamaha DT 125 E model years the same weight?

There are year-to-year differences in the supplied data. The earliest covered year is used as the baseline, with later changed values shown separately above.

What does a full tank of gas weigh on the Yamaha DT 125 E?

A full tank works out to about 11.5 lb (5.2 kg) from the listed 1.85 US gal (7 L) capacity. Actual fuel density varies slightly, so treat it as a practical estimate.

What does the Yamaha DT 125 E weigh with a 180 lb rider?

The approximate combined total is 442.4 lb (200.6 kg) with a 180 lb rider, based on the representative wet/running weight used on this page.

Is the Yamaha DT 125 E strong for its weight?

The calculated range is 3.81 hp per 100 lb to 5.17 hp per 100 lb. This ratio is usually more informative for acceleration comparisons than horsepower alone. That places it around the 6th percentile within the compatible Yamaha enduro / offroad power-to-weight comparison.

How large is the Yamaha DT 125 E engine for its weight?

The model has about 0.47 cc per lb to 0.54 cc per lb in the available data. This simply shows how much engine displacement there is for each pound of motorcycle weight.

What are the lightest and heaviest Yamaha DT 125 E years?

Across the covered years with usable comparable weight figures, the model runs from about 227.1 lb (103 kg) (1974) up to 262.4 lb (119 kg) (1977-1980).

Is the Yamaha DT 125 E above or below the typical Yamaha enduro/off-road motorcycle weight?

The representative wet weight is about 11 lb (5 kg) lighter than the median Yamaha enduro/off-road motorcycle weight of 273.4 lb (124 kg) in this dataset.

Official information note

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.