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Naked bike · 2011

985 C3 4V

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MotoLibrary Score
78 /100 High Performance
Power/Weight
0.99 hp/kg
Top Speed
292 km/h
Engine
999 ccm

2011 Vyrus 985 C3 4V Technical Analysis & Specification Breakdown

Built around Vyrus's naked motorcycle platform, the 2011 Vyrus 985 C3 4V features a 999 cc (61 cu in) liquid-cooled v2, four-stroke configuration. In factory specification, peak output is rated at 155 HP (113.1 kW), transferring power to the rear wheel through a 6-speed gearbox and chain final drive. With a specific output of 155.2 HP per liter, the engine character is placing it firmly in high-revving supersport territory where top-end breathing dominates.

On the scales, the 985 C3 4V measures 176 kg (388 lbs) wet (curb), translating to a power-to-weight ratio of 0.88 HP/kg (1.14 kg per horsepower). Rider ergonomics and chassis geometry center around a 1,395 mm (54.9 in) wheelbase engineered for quick, flickable steering geometry. The 14-liter (3.7 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 292 km/h (181 mph).

Within MotoLibrary's Vyrus archive, this model family spans 4 indexed model years from 2011 to 2016, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.

Specific Output
155.2 HP/L
Power-to-Weight
0.88 HP/kg (1.14 kg/HP)
Engine
Displacement 999.0 ccm (60.96 cubic inches)
Engine Type V2, four-stroke
Engine Details 90 degree L-Twin Ducati engine, 4 valve Desmo system.
Power 155.0 HP (113.1 kW))
Compression 11.9:1
Bore x Stroke 104.0 x 58.8 mm (4.1 x 2.3 inches)
Valves/Cylinder 4
Fuel System Injection. EFI E4
Fuel Control Desmodromic valve control
Ignition CDI
Lubrication Forced by pump at gear
Cooling Liquid
Transmission
Gearbox 6-speed
Final Drive Chain (final drive)
Clutch Dry multiple disc
Performance
Top Speed 292.0 km/h (181.4 mph)
Exhaust Underseat double stainless
Chassis
Front Suspension Progressive link FG Suspension fully adjustable.
Rear Suspension Direct Double FG Suspension fully adjustable.
Wheelbase 1395 mm (54.9 inches)
Wheels & Brakes
Front Tyre 120/75-ZR17
Rear Tyre 190/50-ZR17
Front Brakes Double disc
Front Brake Ø 320 mm (12.6 inches)
Rear Brakes Double disc
Rear Brake Ø 210 mm (8.3 inches)
Wheels Magnesium or carbon fibre
Dimensions & Weight
Dry Weight 157.0 kg (346.1 pounds)
Weight incl. 176.0 kg (388.0 pounds)
Power/Weight 0.9873 HP/kg
Fuel Capacity 14.00 litres (3.70 US gallons)
Oil Capacity 3.50 litres (3.7 US quarts)
Other
Starter Electric
Color Options Custom colors.
Notes

Italian custom brand. Rake and trail can be modified. Several options including carbon fiber parts.

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Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Weight
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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?

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Advanced
High performance — experienced riders only.
🏍️
Best For
City & Weekend Rides
⚖️
Handling
Manageable weight for most riders
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