Derbi Dirt Kid 50 - 2009 Specifications and Reviews
The 2009 Derbi Dirt Kid 50 is a lightweight minibike designed for young riders and beginners seeking an affordable entry into off-road riding. Powered by a simple 49cc air-cooled single-cylinder engine with automatic clutch, it delivers easy handling and low maintenance. Known for its rugged build quality and fun factor, this Spanish-made bike excels as an introductory dirt bike for children and novice riders.
2009
Engine and Transmission Specifications | |
| Clutch | Wet housing |
| Gearbox | 1-speed |
| Cooling system | Air |
| Lubrication system | Oil pump |
| Starter | Kick |
| Ignition | C.D.I. |
| Fuel system | Carburettor |
| Bore x stroke | 39.0 x 41.8 mm (1.5 x 1.6 inches) |
| Stroke | 4 |
| Engine type | Single cylinder |
| Capacity: | 49.90 ccm (3.04 cubic inches) |
Physical measures and capacities | |
| Wheelbase | 995 mm (39.2 inches) |
| Overall width | 815 mm (32.1 inches) |
| Overall length | 1,430 mm (56.3 inches) |
| Overall height | 1,260 mm (49.6 inches) |
| Seat height | 685 mm (27.0 inches) If adjustable, lowest setting. |
| Dry weight | 47.0 kg (103.6 pounds) |
| | |
Derbi Dirt Kid 50 dimensions and frame | |
| Rear brakes diameter | 90 mm (3.5 inches) |
| Rear brakes | Expanding brake (drum brake) |
| Front brakes diameter | 160 mm (6.3 inches) |
| Front brakes | Single disc |
| Rear tyre dimensions | 2.75-10 |
| Front tyre dimensions | 2.50-12 |
| Rear suspension travel | 160 mm (6.3 inches) |
| Rear suspension | Monoshock. |
| Front suspension travel | 135 mm (5.3 inches) |
| Front suspension | Hydraulic fork. |
| Frame type | Double steel beam |
| | |
Speed and acceleration | |
| Color options | Red |
| Oil capacity | 0.60 litres (0.04 quarts) |
| Fuel capacity | 2.30 litres (0.61 gallons) |
| Category | Minibike, cross |
| Year | 2009 |
| Model | Derbi Dirt Kid 50 |
Other specs | |
| Maintenance | Find 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 For | This is a first-motorcycle-ever machine, built for young children just learning balance and throttle control, not for teens or adults. |
| Purpose | It exists purely to introduce kids to off-road riding in a safe, low, single-speed, low-power package. |
| Rider Fit | Very low seat height and minimal weight make it manageable for small, lightweight children rather than average-sized riders. |
| Character | Simple, forgiving, and slow, with a single-speed gearbox and tiny 50cc four-stroke engine designed to build confidence rather than thrill. |
| Not Ideal For | This 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.
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