Yamaha DT 250 MX - 1980 Specifications and Reviews

The 1980 Yamaha DT 250 MX is a lightweight enduro bike designed for amateur off-road riders and trail enthusiasts. Powered by a simple 246cc single-cylinder two-stroke engine producing 16 horsepower, it excels in technical terrain and tight trails. Known for its nimble handling, durability, and affordability, the DT 250 MX remains a classic entry-level dirt bike of its era.

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General information

CategoryEnduro / offroad
Year1980
ModelYamaha DT 250 MX

Engine and Transmission Specifications

Transmission typefinal driveChain
Gearbox5-speed
Cooling systemAir
Fuel controlMembrane
Bore x stroke70.0 x 64.0 mm (2.8 x 2.5 inches)
Compression6.7:1
Power16.00
Stroke2
Engine typeSingle cylinder
Capacity:246.00 ccm (15.01 cubic inches)
 
 

Physical measures and capacities

Weight incl. oil, gas, etc135.0 kg (297.6 pounds)
 
 

Yamaha DT 250 MX dimensions and frame

Rear brakesExpanding brake
Front brakesExpanding brake
Rear tyre dimensions4.00-18
Front tyre dimensions3.00-21

Speed and acceleration

Top speed109.0 km/h (67.7 mph)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity9.00 litres (2.38 gallons)

Performance Profile & Rider Fit

16 hp
Peak Power
67.7 mph
Top Speed

Best For

Track15%
City40%
Cornering55%
Daily Riding35%
Touring25%
Passenger15%

Rider Profile

Best ForSuited to riders comfortable with a light, drum-braked vintage two-stroke that demands active rider input rather than passive cruising.
PurposeBuilt primarily for trail and dual-purpose off-road use with only modest on-road capability thanks to its modest 16hp output and 109 km/h top speed.
Rider FitIts light 135kg weight and low power make it easy to muscle around on trails, though the narrow seat and basic suspension limit long-duration comfort.
CharacterA nimble, no-frills classic enduro that rewards playful, momentum-based riding over technical or loose terrain.
Not Ideal ForNot for riders seeking sustained highway speeds, passenger comfort, or modern braking and suspension performance.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Reviews

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