Supermotos

2007Yamaha DT50X

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The 2007 Yamaha DT50X is a lightweight supermoto designed for young riders and beginners seeking nimble street-legal performance. Its 50cc liquid-cooled engine delivers modest power ideal for urban commuting and learning fundamental riding skills. Best known for its agile handling and compact design, it excels in tight environments while maintaining reliability through a proven carburetted powerplant.

Capacity: 50.0 ccm
Engine: Single, two-stroke
Gearbox: 6-speed
Dry weight: 98.0 kg
Seat height: 870 mm
Power: 2.8 HP (2.1 kW) @ 6750 RPM

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What’s new for the 2007 Yamaha DT50X

vs the 2006

Spec	2006	2007
Power	2.1 HP (1.5 kW)	2.8 HP (2.1 kW) @ 6750 RPM
Torque	3.1 Nm (0.3 kgf-m or 2.3 ft.lbs)	3.3 Nm (0.3 kgf-m or 2.4 ft.lbs)
Dry weight	—	98.0 kg (216.1 pounds)
Fuel capacity	—	6.00 litres (1.59 US gallons)
Front suspension	Hydraulic and telescopic fork	Telescopic fork
Rear suspension	Hydraulic unit swing	Hydraulic shock absorber

Other years 2006 2007 2008 2009 2010 2011 2012

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail30%

Cornering65%

City riding70%

Daily riding55%

Touring25%

Two-up30%

Track30%

Best for: It is best suited to short urban hops and light supermotard-style fun rather than serious speed or distance riding.
Built for: It has a light, flickable, playful feel typical of small-displacement supermotard-styled bikes rather than raw power or stability.
Not ideal for: This is not the right bike for riders wanting highway speed, long-distance touring comfort, or serious off-road capability.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

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Your height

Inseam (optional)

Units

At 870mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with tip-toe one foot on the 2007 Yamaha DT50X, with a relaxed knee angle of around 130 degrees and a forward-leaning riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 821-900 mm — Long Legs →

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Full specifications

Engine

Capacity: 50.0 ccm
Power: 2.8 HP (2.1 kW) @ 6750 RPM
Torque: 3.3 Nm (0.3 kgf-m)
Engine type: Single, two-stroke
Power/weight ratio: 0.0286 HP/kg (dry)
Bore x stroke: 40.3 x 39.0 mm
Compression: 12.0:1
Cooling system: Liquid
Fuel system: Carburettor
Starting: Kick
Ignition: Spark ignition

Transmission

Gearbox: 6-speed
Transmission type: Manual
Final drive: Chain
Clutch: Wet multi-plate coil spring

Dimensions & weight

Wheelbase: 1350 mm
Overall length: 2000 mm
Overall width: 850 mm
Overall height: 1115 mm
Seat height: 870 mm
Dry weight: 98.0 kg
Wet weight: 104.0 kg
Fuel capacity: 6.00 litres
Ground clearance: 317 mm
Oil capacity: 1.40 litres

Chassis & suspension

Front suspension: Telescopic fork
Rear suspension: Hydraulic shock absorber
Front wheel travel: 190 mm
Rear wheel travel: 220 mm
Rake (fork angle): 24.5°
Trail: 72 mm

Brakes & wheels

Front brakes: Single disc
Front brakes diameter: 260 mm
Rear brakes: Single disc
Rear brakes diameter: 220 mm
Front tyre: 100/80-17
Rear tyre: 130/70-17

Specs last verified against published sources: October 2026.

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted

Specification	2006	2007	2008	2009	2011	2012
Capacity	50 cc	50 cc	50 cc	50 cc	50 cc	50 cc
Dry weight	—	98 kg	98 kg	98 kg	97 kg	104 kg
Seat height	870 mm	870 mm	870 mm	870 mm	870 mm	—
Fuel capacity	—	6 L	6 L	6 L	6 L	—