User Rating: /5 · No user ratings yet✓ Your rating was saved
MotoLibrary Score
38/100Commuter
Power/Weight
0.23 hp/kg
Engine
40 ccm
Technical Overview
2005 Polini 910 Dirt Road S Air Technical Analysis & Specification Breakdown
At the heart of the 2005 Polini 910 Dirt Road S Air minibike, sport motorcycle, Polini utilizes a 39.7 cc (2.4 cu in) air-cooled single cylinder, two-stroke layout. In factory specification, peak output is rated at 4.2 HP (3.1 kW), transferring power to the rear wheel through chain final drive. Internal engine geometry specifies a bore and stroke of 36.0 x 39.0 mm (1.4 x 1.5 inches).
On the scales, the 910 Dirt Road S Air measures 18 kg (40 lbs) dry. Rider ergonomics and chassis geometry center around a 385 mm (15.2 in) seat height — giving shorter riders and urban commuters confident flat-foot reach at traffic stops. The 1.8-liter (0.5 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Standover Height
385 mm (15.2 in)
Engine
Displacement39.7 ccm (2.42 cubic inches)
Engine TypeSingle cylinder, two-stroke
Engine DetailsSingle cylinder, two-stroke
Power4.2 HP (3.1 kW))
Bore x Stroke36.0 x 39.0 mm (1.4 x 1.5 inches)
Fuel SystemCarburettor. SHA 14-14
IgnitionElectronic
CoolingAir
Transmission
Final DriveChain (final drive)
ClutchDry with centrifugal counter weights
Chassis
Frame TypeLight alloy
Wheels & Brakes
Front BrakesSingle disc
Rear BrakesSingle disc
Dimensions & Weight
Dry Weight18.0 kg (39.7 pounds)
Power/Weight0.2333 HP/kg
Seat Height385 mm (15.2 inches) If adjustable, lowest setting.
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Seat Height
Check the seat height against your inseam and riding posture before choosing a motorcycle.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
