Derbi Dirt Kid 50 - 2008 Specifications and Reviews

The 2008 Derbi Dirt Kid 50 is a lightweight minibike designed for young riders and beginners seeking off-road adventure. Powered by a simple 50cc four-stroke single-cylinder engine with automatic clutch and belt drive, it delivers reliable, easy-to-manage performance ideal for learning basic dirt biking skills on various terrains.

2008
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Engine and Transmission Specifications

ClutchWet housing
Transmission typefinal driveBelt
Gearbox1-speed
Cooling systemAir
Lubrication systemOil pump
StarterKick
IgnitionC.D.I.
Fuel systemCarburettor
Bore x stroke39.0 x 41.8 mm (1.5 x 1.6 inches)
Stroke4
Engine typeSingle cylinder
Capacity:49.90 ccm (3.04 cubic inches)
 
 

Physical measures and capacities

Wheelbase995 mm (39.2 inches)
Overall width815 mm (32.1 inches)
Overall height1,260 mm (49.6 inches)
Seat height685 mm (27.0 inches) If adjustable, lowest setting.
Dry weight47.0 kg (103.6 pounds)

Derbi Dirt Kid 50 dimensions and frame

Rear brakes diameter90 mm (3.5 inches)
Rear brakesExpanding brake (drum brake)
Front brakes diameter160 mm (6.3 inches)
Front brakesSingle disc
Rear suspensionMonoshock. 160 mm travel
Front suspensionHydraulic fork. 135 mm travel
Frame typeDouble steel beam

Speed and acceleration

Fuel capacity2.30 litres (0.61 gallons)

CategoryMinibike, cross
Year2008
ModelDerbi Dirt Kid 50

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

Best For

Track5%
City10%
Cornering20%
Daily Riding5%
Touring2%
Passenger0%

Rider Profile

Best ForThis is a first-motorcycle-ever machine, built for young children just learning balance and throttle control, not for teens or adults.
PurposeIt exists purely to introduce kids to off-road riding in a safe, low, single-speed, low-power package.
Rider FitVery low seat height and minimal weight make it manageable for small, lightweight children rather than average-sized riders.
CharacterSimple, forgiving, and slow, with a single-speed gearbox and tiny 50cc four-stroke engine designed to build confidence rather than thrill.
Not Ideal ForThis is not suitable for adult riders, highway use, touring, or anyone wanting real speed or multi-gear control.

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

Rider Reviews

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