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Sport · 2021

Flat Track 125

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MotoLibrary Score
34 /100 Commuter
Power/Weight
0.11 hp/kg
Torque
11 Nm
Engine
124 ccm

2021 Mondial Flat Track 125 Technical Analysis & Specification Breakdown

Built around Mondial's sport motorcycle platform, the 2021 Mondial Flat Track 125 features a 124 cc (7.6 cu in) liquid-cooled single cylinder, four-stroke configuration. In factory specification, peak output is rated at 14.8 HP (10.8 kW) at 9,750 rpm while maximum torque reaches 10.5 Nm (7.7 lb-ft) at 9,750 rpm, transferring power to the rear wheel through a 6-speed gearbox and chain final drive. With a specific output of 119.4 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 Flat Track 125 measures 133 kg (293 lbs) wet (curb), translating to a power-to-weight ratio of 0.11 HP/kg (8.99 kg per horsepower). Rider ergonomics and chassis geometry center around a 870 mm (34.3 in) seat height — reflecting a long-travel chassis stance that favors ground clearance and off-pavement control, combined with a 1,380 mm (54.3 in) wheelbase engineered for quick, flickable steering geometry. The 9.5-liter (2.5 US gal) fuel tank supports practical everyday commuting and weekend road stints.

Specific Output
119.4 HP/L
Power-to-Weight
0.11 HP/kg (8.99 kg/HP)
Standover Height
870 mm (34.3 in)
Engine
Displacement 124.0 ccm (7.57 cubic inches)
Engine Type Single cylinder, four-stroke
Power 14.8 HP (10.8 kW)) @ 9750 RPM
Torque 10.5 Nm (1.1 kgf-m or 7.7 ft.lbs) @ 9750 RPM
Compression 12.0:1
Bore x Stroke 58.0 x 47.0 mm (2.3 x 1.9 inches)
Fuel System Carburettor. EFI
Fuel Control Double Overhead Cams/Twin Cam (DOHC)
Ignition CDI
Lubrication Wet sump
Cooling Liquid
Transmission
Gearbox 6-speed
Final Drive Chain (final drive)
Clutch Wet Type / Multi-Plate
Chassis
Frame Type Steel
Front Suspension USD 40mm
Rear Suspension Single Absorbers
Wheelbase 1380 mm (54.3 inches)
Ground Clearance 205 mm (8.1 inches)
Wheels & Brakes
Front Tyre 120/80-19
Rear Tyre 130/80-19
Front Brakes Single disc
Front Brake Ø 280 mm (11.0 inches)
Rear Brakes Single disc
Rear Brake Ø 220 mm (8.7 inches)
Dimensions & Weight
Weight incl. 133.0 kg (293.2 pounds)
Seat Height 870 mm (34.3 inches) If adjustable, lowest setting.
Overall Height 1140 mm (44.9 inches)
Overall Length 2083 mm (82.0 inches)
Overall Width 810 mm (31.9 inches)
Fuel Capacity 9.50 litres (2.51 US gallons)
Other
Starter Electric
Color Options Yellow, Black, Red
More from Mondial
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.
Torque
Torque is useful for judging real-world pull, especially for touring, commuting and loaded riding.
Seat Height
Check the seat height against your inseam and riding posture before choosing a motorcycle.
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
📏
Seat Height
87 cm / 34.3 in
⚖️
Handling
Manageable weight for most riders
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