Key performance
Technical specifications
Engine
- Displacement
- 149 cc
- Power
- 12.3 ch @ 8500 tr/min (9.0 kW)
- Engine type
- Single cylinder, four-stroke
- Cooling
- Air
- Bore × stroke
- 62.0 x 49.5 mm (2.4 x 1.9 inches)
- Ignition
- CDI
- Starter
- Electric & kick
Chassis
- Front suspension
- Telescopic fork, hydraulic
- Rear suspension
- Double hydraulic shock absorber
Brakes
- Front brakes
- Expanding brake (drum brake)
- Rear brakes
- Expanding brake (drum brake)
- Front tyre
- 2.75-18
- Rear tyre
- 3-18
Dimensions
- Wheelbase
- 1280.00 mm
- Ground clearance
- 150.00 mm
- Length
- 2000.00 mm
- Width
- 770.00 mm
- Height
- 1040.00 mm
- Dry weight
- 106.00 kg
Overview
One is not born a sportbike; one sometimes becomes one against one's will. The Hamachi KRS 150 is the perfect illustration, a motorcycle that boasts aggressive bodywork and a miniature supersport profile, but whose heart beats to the modest rhythm of a 149 cc four-stroke single-cylinder engine. Here is a machine that, in 2020, plays the role of wolves in sheep's clothing, with a stated power output of 12.3 horsepower at 8500 rpm, barely enough to make a speedometer quiver. Its mechanical architecture, simple air cooling and drum brakes at both wheels, recalls Asian utility vehicles from the 2000s more than track machines.

Yet, the Hamachi KRS 150 fully embraces its ambiguous status. With a dry weight of only 106 kilos and a compact wheelbase of 1280 mm, it promises feline agility in urban environments. The 150 mm ground clearance prevents it from scraping the asphalt in tight corners, and its 18-inch tires, 2.75 at the front and 3 at the rear, offer sufficient contact area for honest lean angles. The suspension, a classic telescopic fork at the front and two hydraulic shock absorbers at the rear, is calibrated for suppleness rather than surgical precision. It is a motorcycle that forgives, that requires no particular technique, and that is precisely where its charm lies.
Under the sporty fairing, the engine is a study in simplicity. A bore of 62 mm for a stroke of 49.5 mm, figures that indicate a rather torquey block at low rpm, even though the precise torque values are not communicated. This airy, little-stressed mechanics should display foolproof reliability and consumption so modest that one almost forgets to refuel. It will not spit sparks, but it will purr for miles without ever protesting, transforming every journey into a carefree ride.
Faced with the competition from the Honda CBR125R or the Yamaha YZF-R125, which are much more technically advanced and lively, the Hamachi KRS 150 plays a different part. It does not claim to be a performance machine, but an accessible sporty silhouette. It is aimed at the young license holder who dreams of a look without the budget for a real sportbike, or the city dweller who is looking for a stylish, lightweight and incredibly economical two-wheeled vehicle. It is an exercise in style more than speed, a wink that has the merit of clarity: one pays for the appearance, not for the thrills. For the rest, the winding roads will perhaps await a more ambitious mount.
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