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← Dayang
Custom - Cruiser · 2009

DY125 27.12

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MotoLibrary Score
35 /100 Commuter
Power/Weight
0.05 hp/kg
Top Speed
90 km/h
Engine
125 ccm

2009 Dayang DY125 27.12 Technical Analysis & Specification Breakdown

At the heart of the 2009 Dayang DY125 27.12 custom - cruiser motorcycle, Dayang relies on a 124.6 cc (7.6 cu in) air-cooled single cylinder, four-stroke powerplant. In factory specification, peak output is rated at 7.6 HP (5.5 kW) at 8,500 rpm, transferring power to the rear wheel through belt final drive. With a specific output of 61 HP per liter, the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.

On the scales, the DY125 27.12 measures 155 kg (342 lbs) dry, translating to a power-to-weight ratio of 0.05 HP/kg (20.39 kg per horsepower). Rider ergonomics and chassis geometry center around a 1,470 mm (57.9 in) wheelbase engineered for balanced agility and highway composure.

Specific Output
61 HP/L
Power-to-Weight
0.05 HP/kg (20.39 kg/HP)
Engine
Displacement 124.6 ccm (7.60 cubic inches)
Engine Type Single cylinder, four-stroke
Engine Details Single cylinder, four-stroke
Power 7.6 HP (5.5 kW)) @ 8500 RPM
Fuel System Carburettor
Fuel Control Overhead Cams (OHC)
Cooling Air
Transmission
Final Drive Belt (final drive)
Performance
Top Speed 90.0 km/h (55.9 mph)
Chassis
Wheelbase 1470 mm (57.9 inches)
Wheels & Brakes
Front Brakes Single disc
Rear Brakes Expanding brake (drum brake)
Dimensions & Weight
Dry Weight 155.0 kg (341.7 pounds)
Power/Weight 0.0490 HP/kg
Overall Length 2200 mm (86.6 inches)
Overall Width 790 mm (31.1 inches)
Other
Color Options Black/gold
Notes

Chinese bike.

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Rider Profile

Who Is This Bike For?

🟢
Beginner
A2 license compatible, manageable power.
✌️
Best For
Cruising & Touring
⚖️
Handling
Manageable weight for most riders
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