Minibikes
2007Polini 911 GP4 Reverse
22 fields on record
The 2007 Polini 911 GP4 Reverse is a lightweight sport minibike designed for young riders and beginners seeking affordable performance. Featuring a 39.9cc single-cylinder engine producing 6.2 hp, it delivers nimble handling and easy maneuverability in a compact package. Best known for its accessible entry point into motorcycle sports, the bike excels in amateur racing and training environments.
- Capacity
- 39.9 ccm
- Engine
- Single single, four-stroke
- Gearbox
- Not on record
Know it? Add it → - Dry weight
- 22.0 kg
- Seat height
- 425 mm
- Power
- 6.2 HP
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built purely for minimoto track riding and sharpening cornering technique at low cost and low speed, not for transportation.
- Built for
- A featherweight, high-revving pocket racer that rewards smooth inputs and aggressive lean angles with go-kart-like agility.
- Not ideal for
- This is not suitable for taller or heavier adults, road use, passengers, or anyone seeking real-world speed or comfort.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Engine
- Capacity
- 39.9 ccm
- Power
- 6.2 HP
- Engine type
- Single single, four-stroke
- Power/weight ratio
- 0.2818 HP/kg
- Bore x stroke
- 36.0 x 39.2 mm
- Fuel system
- Carburettor
- Starting
- Kick
- Ignition
- Electronic
Transmission
- Clutch
- Dry with centrifuge counter weights
Dimensions & weight
- Overall length
- 960 mm
- Overall width
- 240 mm
- Seat height
- 425 mm
- Dry weight
- 22.0 kg
- Fuel capacity
- 2.20 litres
Chassis & suspension
- Frame
- Latticed tubular frame
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 148 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 130 mm
- Front tyre
- 90/65-R6.5
- Rear tyre
- 110/50-R6.5
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
Rider Reviews
Common questions
What is the engine size of the Polini 911 GP4 Reverse?
The 2007 Polini 911 GP4 Reverse has a Capacity of 39.9 ccm (2.43 cubic inches).
What engine power does the Polini 911 GP4 Reverse have?
The 2007 Polini 911 GP4 Reverse has a Power of 6.2 HP.
How much does the Polini 911 GP4 Reverse weigh?
The 2007 Polini 911 GP4 Reverse has a Dry weight of 22.0 kg (48.5 pounds).
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