Polini 910 Dirt Road S Air - 2005 Specifications and Reviews

The 2005 Polini 910 Dirt Road S Air is a lightweight minibike ideal for young riders and beginners seeking an affordable entry into motorcycling. Powered by a modest 39.7cc air-cooled engine producing 4.2 horsepower, it emphasizes simplicity and reliability over performance. Known for its low seat height and minimal weight, this model excels as a training bike for developing basic riding skills.

2005
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Engine and Transmission Specifications

ClutchDry with centrifugal counter weights
Transmission typefinal driveChain
Cooling systemAir
IgnitionElectronic
Fuel systemCarburettor. SHA 14-14
Bore x stroke36.0 x 39.0 mm (1.4 x 1.5 inches)
Power4.20
Stroke2
Engine typeSingle cylinder
Capacity:39.69 ccm (2.42 cubic inches)

Physical measures and capacities

Overall width210 mm (8.3 inches)
Overall length965 mm (38.0 inches)
Seat height385 mm (15.2 inches) If adjustable, lowest setting.
Dry weight18.0 kg (39.7 pounds)
 
 

Polini 910 Dirt Road S Air dimensions and frame

Rear brakesSingle disc
Front brakesSingle disc
Frame typeLight alloy

Speed and acceleration

Power/weight ratio0.2333 HP/kg

CategoryMinibike, sport
Year2005
ModelPolini 910 Dirt Road S Air
 
 

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity1.80 litres (0.48 gallons)

Performance Profile & Rider Fit

4.2 hp
Peak Power

Best For

Track60%
City10%
Cornering65%
Daily Riding5%
Touring3%
Passenger0%

Rider Profile

Best ForThis tiny minibike is best suited to young or novice riders learning throttle control, or experienced riders using it purely as a fun pit-bike toy.
PurposeIt's designed for playful off-road minibike fun and casual backyard or track messing about, not serious transportation.
Rider FitIts minuscule 385mm seat height and 18kg weight mean it's only comfortable for smaller or lighter riders, typically kids or petite adults.
CharacterIt's a lightweight, buzzy, high-revving little two-stroke that rewards flicking around tight spaces rather than outright speed.
Not Ideal ForIt's not suitable for anyone wanting real touring capability, highway use, or carrying a passenger.

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

Rider Reviews

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