Key performance
Technical specifications
Engine
- Displacement
- 250 cc
- Power
- 16.1 ch (11.7 kW)
- Engine type
- Single cylinder, two-stroke
- Cooling
- Air
- Fuel system
- Carburettor
- Starter
- Electric & kick
Chassis
- Gearbox
- 6-speed
- Final drive
- Chain (final drive)
- Clutch
- Multidisc in oil cath
- Front suspension
- Inverted
- Rear suspension
- Monoshock
Brakes
- Front brakes
- Single disc
- Rear brakes
- Single disc
- Front tyre
- 80/100-21
- Rear tyre
- 110/90-21
Dimensions
- Seat height
- 890.00 mm
- Wheelbase
- 1330.00 mm
- Length
- 2000.00 mm
- Width
- 790.00 mm
- Height
- 1220.00 mm
- Dry weight
- 103.00 kg
Overview
Motorcycle: Factory Bike AK Series (2022)

One sometimes wonders what remains truly raw, authentically mechanical, in today's motorcycling landscape. The Factory Bike AK Series 250 answers that question with a pragmatism that borders on insolence. Here, no screen, no ECU, no injection. Just a simple two-stroke cylinder cooled by air and fed by a carburetor. Its 16 horsepower, announced without even a specific RPM rating, says it all: this machine is not a spec sheet, it's a tool. A tool designed for one terrain only, the real one, where electronics become a handicap.
With a dry weight of 103 kilograms and a seat height of 89 centimeters, the AK Series embraces its pure enduro lineage. The wheelbase of 1330 millimeters promises stability on straight lines on rocky trails, while its inherent lightness guarantees foolproof maneuverability in narrow paths. The inverted fork and single shock, without a specified brand, are the only concessions to structural modernity. The single disc brakes at each end do the bare minimum, because on this motorcycle, the primary brake remains the engine and the riding. The 80/100 tires at the front and 110/90 at the rear, mounted on 21-inch rims, confirm the intention: we are in the classic, efficient, and proven configuration of lightweight competition enduro.
The heart of the beast, this 250 cc two-stroke, is a declaration of independence. In a world obsessed with emission standards, this engine with its elementary operation – magneto ignition, oil-fuel mixture – speaks a direct and unfiltered language. The six-speed gearbox and final chain drive are the only interfaces between raw power and the rear wheel. It is mechanical simplicity pushed to its paroxysm. One immediately imagines the crackling sound, the smell of burnt oil, the immediate response to a twist of the wrist. Faced with modern four-strokes, often stifled and complicated, this Factory Bike offers a radical return to basics.
This motorcycle is not for the Sunday stroller. It targets the dedicated practitioner of technical enduro, the one for whom every gram counts when carrying, the one who knows how to tune a carburetor by ear and who prefers the reliability of a basic system to the complexity of a map. It is a machine for enthusiasts, perhaps even purists, who believe that superfluity is the enemy of off-road efficiency. It makes no compromises for the road, it doesn't stroke with the grain. It demands know-how, maintenance, and a certain idea of motorcycling pleasure, made of noise, smells, and direct sensations. A living anachronism, and that is precisely what makes its charm.
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