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Enduro Bikes

2002GAS GAS EC Boy 50

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The 2002 GAS GAS EC Boy 50 is a lightweight enduro bike designed for young riders and beginners learning off-road skills. Its compact 50cc single-cylinder engine, responsive handling, and forgiving suspension geometry make it ideal for trail riding and competition introduction. Known for reliability and nimble performance in tight terrain, it remains a popular choice for youth motocross training.

Capacity
49.4 ccm
Engine
Single
Gearbox
2-speed
Dry weight
42.0 kg
Seat height
665 mm
Power
5.4 HP (4.0 kW)
⇄ Compare with another bike + Add to garage All model years
Other years 2002 2003 2004

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 8Agility 83Comfort 20Off-road 80Touring 5Road manners 5
Off-road & trail80%
Cornering30%
City riding5%
Daily riding5%
Touring5%
Two-up0%
Track10%
Best for
It exists to introduce small children to genuine enduro riding technique on a scaled-down, low-power machine in safe off-road settings.
Built for
Playful, forgiving, and confidence-building, mimicking full-size enduro bike looks and feel in a scaled-down, easily manageable package.
Not ideal for
This bike is completely unsuitable for any adult or teenage rider, road use, or anyone seeking real speed or long-distance travel.

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

Will it fit you?

Worked out in your browser - nothing is sent to us
At 665mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2002 GAS GAS EC Boy 50, with a cramped knee angle of around 55 degrees and an upright 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 750 mm or under — Short Kings →

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Full specifications

Engine
Capacity
49.4 ccm
Power
5.4 HP (4.0 kW)
Engine type
Single
Power/weight ratio
0.1286 HP/kg (dry)
Bore x stroke
40.0 x 39.3 mm
Cooling system
Liquid
Fuel system
Carburettor
Starting
Kick
Torque
Not on record - add it
Transmission
Gearbox
2-speed
Transmission type
Manual
Final drive
Chain
Dimensions & weight
Wheelbase
1005 mm
Seat height
665 mm
Dry weight
42.0 kg
Fuel capacity
3.00 litres
Ground clearance
Not on record - add it
Chassis & suspension
Frame
Cr-Mo
Front suspension
Adjustable hydraulic fork
Rear suspension
Boge hydraulic swingarm
Front wheel travel
140 mm
Rear wheel travel
155 mm
Brakes & wheels
Front brakes
Single disc
Front brakes diameter
165 mm
Rear brakes
Single disc
Rear brakes diameter
130 mm
Front tyre
-14
Rear tyre
-12

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 200220032004
Capacity 49 cc 49 cc 50 cc
Dry weight 42 kg 42 kg 42 kg
Seat height 665 mm 665 mm 665 mm
Fuel capacity 3 L 3 L 3 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

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Common questions

What is the engine size of the GAS GAS EC Boy 50?

The 2002 GAS GAS EC Boy 50 has a Capacity of 49.4 ccm (3.01 cubic inches).

What engine power does the GAS GAS EC Boy 50 have?

The 2002 GAS GAS EC Boy 50 has a Power of 5.4 HP (4.0 kW).

How many gears does the GAS GAS EC Boy 50 have?

The 2002 GAS GAS EC Boy 50 has a Gearbox of 2-speed.

How much does the GAS GAS EC Boy 50 weigh?

The 2002 GAS GAS EC Boy 50 has a Dry weight of 42.0 kg (92.6 pounds).

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