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Allround · 2011

Cosmo Bright

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MotoLibrary Score
35 /100 Commuter
Power/Weight
0.07 hp/kg
Top Speed
95 km/h
Torque
8 Nm
Engine
107 ccm

2011 Monto Motors Cosmo Bright Technical Analysis & Specification Breakdown

At the heart of the 2011 Monto Motors Cosmo Bright allround motorcycle, Monto Motors features a 107 cc (6.5 cu in) single cylinder, four-stroke configuration. In factory specification, peak output is rated at 8 HP (5.8 kW) at 8,500 rpm while maximum torque reaches 8 Nm (5.9 lb-ft) at 6,000 rpm, transferring power to the rear wheel through a 4-speed gearbox and chain final drive. With a specific output of 74.8 HP per liter and a 2,500 rpm working window between peak torque (6,000 rpm) and peak power (8,500 rpm), the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.

On the scales, the Cosmo Bright measures 110 kg (243 lbs) dry, translating to a power-to-weight ratio of 0.07 HP/kg (13.75 kg per horsepower). Rider ergonomics and chassis geometry center around a 1,300 mm (51.2 in) wheelbase engineered for quick, flickable steering geometry. The 12-liter (3.2 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 95 km/h (59 mph).

Specific Output
74.8 HP/L
Power-to-Weight
0.07 HP/kg (13.75 kg/HP)
Power Band Window
6,000–8,500 rpm
Engine
Displacement 107.0 ccm (6.53 cubic inches)
Engine Type Single cylinder, four-stroke
Engine Details Single cylinder, four-stroke
Power 8.0 HP (5.8 kW)) @ 8500 RPM
Torque 8.0 Nm (0.8 kgf-m or 5.9 ft.lbs) @ 6000 RPM
Bore x Stroke 52.4 x 49.5 mm (2.1 x 1.9 inches)
Fuel System Carburettor
Transmission
Gearbox 4-speed
Final Drive Chain (final drive)
Performance
Top Speed 95.0 km/h (59.0 mph)
Chassis
Front Suspension Hydraulic
Rear Suspension Hydraulic
Wheelbase 1300 mm (51.2 inches)
Ground Clearance 170 mm (6.7 inches)
Wheels & Brakes
Front Tyre 2.75-18
Rear Tyre 3.00-18
Front Brakes Expanding brake (drum brake)
Front Brake Ø 130 mm (5.1 inches)
Rear Brakes Expanding brake (drum brake)
Rear Brake Ø 110 mm (4.3 inches)
Dimensions & Weight
Dry Weight 110.0 kg (242.5 pounds)
Power/Weight 0.0727 HP/kg
Overall Height 1070 mm (42.1 inches)
Overall Length 1910 mm (75.2 inches)
Overall Width 720 mm (28.3 inches)
Fuel Capacity 12.00 litres (3.17 US gallons)
Other
Starter Electric & kick
Light 12V 35W/35W headlight
Notes

Remote starter. Sold in Asia.

More from Monto Motors
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.
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
All-Round & Adventure
⚖️
Handling
Very lightweight — easy to handle
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