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Scooter · 2019

Classic 125

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MotoLibrary Score
34 /100 Commuter
Power/Weight
0.07 hp/kg
Engine
125 ccm

2019 Ksr Classic 125 Technical Analysis & Specification Breakdown

Positioned in Ksr's scooter motorcycle lineup, the 2019 Ksr Classic 125 features a 125 cc (7.6 cu in) air-cooled single cylinder, four-stroke configuration. In factory specification, peak output is rated at 8.1 HP (5.9 kW) at 7,500 rpm, transferring power to the rear wheel through a 5-speed gearbox and chain final drive. With a specific output of 64.8 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 Classic 125 measures 112 kg (247 lbs) dry, translating to a power-to-weight ratio of 0.07 HP/kg (13.83 kg per horsepower). The 7.5-liter (2 US gal) fuel tank paired with a rated consumption of 2.9 L/100 km provides an estimated theoretical range of roughly 259 km (161 miles) between fill-ups.

Specific Output
64.8 HP/L
Power-to-Weight
0.07 HP/kg (13.83 kg/HP)
Theoretical Range
~259 km (161 mi)
Engine
Displacement 125.0 ccm (7.63 cubic inches)
Engine Type Single cylinder, four-stroke
Power 8.1 HP (5.9 kW)) @ 7500 RPM
Fuel System Carburettor
Cooling Air
Transmission
Gearbox 5-speed
Final Drive Chain (final drive)
Driveline SEmi-automatic
Performance
Fuel Consumption 2.90 litres/100 km (34.5 km/l or 81.11 mpg)
Greenhouse Gases 67.3 CO2 g/km. (CO2 - Carbon dioxide emission)
Emission Details Euro 4
Chassis
Front Suspension Telescopic fork
Rear Suspension Twin shocks
Wheels & Brakes
Front Tyre 90/90-12
Rear Tyre 90/90-12
Front Brakes Single disc
Rear Brakes Expanding brake (drum brake)
Dimensions & Weight
Dry Weight 112.0 kg (246.9 pounds)
Power/Weight 0.0719 HP/kg
Fuel Capacity 7.50 litres (1.98 US gallons)
Other
Starter Electric & kick
Color Options White, Anthracite
More from Ksr
Buying Checklist

Before You Compare This Bike

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.
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.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
Rider Profile

Who Is This Bike For?

🟢
Beginner
A2 license compatible, manageable power.
🏙️
Best For
City & Commuting
⚖️
Handling
Very lightweight — easy to handle
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