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Sport · 2009

125 Sport

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MotoLibrary Score
38 /100 Commuter
Power/Weight
0.13 hp/kg
Top Speed
108 km/h
Engine
124 ccm

2009 Jawa-CZ 125 Sport Technical Analysis & Specification Breakdown

Positioned in Jawa-CZ's sport motorcycle lineup, the 2009 Jawa-CZ 125 Sport relies on a 124 cc (7.6 cu in) air-cooled single cylinder, four-stroke powerplant. In factory specification, peak output is rated at 12.6 HP (9.2 kW) at 8,200 rpm, transferring power to the rear wheel through a 5-speed gearbox. With a specific output of 101.6 HP per liter, the engine character is reflecting a performance-oriented street tune that balances strong mid-range pull with an energetic top-end rush.

On the scales, the 125 Sport measures 99 kg (218 lbs) dry, translating to a power-to-weight ratio of 0.13 HP/kg (7.86 kg per horsepower). Rider ergonomics and chassis geometry center around a 1,350 mm (53.1 in) wheelbase engineered for quick, flickable steering geometry. The 6.5-liter (1.7 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 108 km/h (67 mph).

Within MotoLibrary's Jawa-CZ archive, this model family spans 4 indexed model years from 2006 to 2010, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.

Specific Output
101.6 HP/L
Power-to-Weight
0.13 HP/kg (7.86 kg/HP)
Engine
Displacement 124.0 ccm (7.57 cubic inches)
Engine Type Single cylinder, four-stroke
Engine Details Single cylinder, four-stroke
Power 12.6 HP (9.2 kW)) @ 8200 RPM
Compression 9.0:1
Bore x Stroke 56.5 x 49.5 mm (2.2 x 1.9 inches)
Cooling Air
Transmission
Gearbox 5-speed
Performance
Top Speed 108.0 km/h (67.1 mph)
Chassis
Front Suspension Telescopic forks
Front Travel 170 mm (6.7 inches)
Rear Suspension Central unit
Rear Travel 150 mm (5.9 inches)
Wheelbase 1350 mm (53.1 inches)
Wheels & Brakes
Front Tyre 2.75-19
Rear Tyre 3.50-16
Front Brakes Single disc
Rear Brakes Single disc
Dimensions & Weight
Dry Weight 99.0 kg (218.3 pounds)
Power/Weight 0.1273 HP/kg
Fuel Capacity 6.50 litres (1.72 US gallons)
Reserve Fuel 1.20 litres (0.32 US gallons)
Other
Color Options Blue/silver
More from Jawa-CZ
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
Sport & Track
⚖️
Handling
Very lightweight — easy to handle
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