Yamaha FZS Fi Dark Night


Yamaha FZS Fi Dark Night is a low-cost sports bike model of Yamaha. Yamaha is a renowned Japanese brand.  Yamaha FZS Fi Dark Night is assembled/made in India. It was first launched in India in 2019.

It has a great combination of three colors. The main attraction of this sports bike is its reliable 149 cc engine, disc brakes, digital meter, and relatively low price. The bike is in great demand. Considering the brand and the current price, the bike is quite affordable. Compared to other naked sports bikes in 149cc segment,   Yamaha FZS Fi Dark Night has the most attractive and premium look. Its futuristic-looking aluminum exhaust end cover, new clear lens indicators and pinstripe on the wheels give it a sharp & edgy look. It is guaranteed to appeal to all motorcycle lovers. From the young to the aged, this bike suits everyone. It is one of the most comfortable sports bikes in this segment.

Engine Details

Yamaha FZS Fi Dark Night is powered by 149cc engine which generates maximum power 9.7 kW (13.1PS) / 8000 rpm and its maximum torque is 12.8 N・m (1.3 kg f・m) / 6000 rpm). The bore is 57.3mm and the stroke is 57.9mm. In the fuel system, BS4 carburetor is used. It is an air-cooled, 4-stroke, 1-cylinder SOHC engine. It has 2 valves and SOHC.

Yamaha FZS Fi Dark Night’s top speed is 109 kmph per hour and it is capable of crossing approximately 42-52 kmph . It has an electric starter system along with a Electric Starter.

Transmission and Suspensions

It has a 5-speed manual gearbox and wet type multi-plate clutch system.

Yamaha has used telescopic suspension on front and swingarm, the mono suspension on the rear. This makes the ride smooth and comfortable.

Body Dimensions

Yamaha FZS Fi Dark Night’s overall length, width, and height are accordingly 1,990  mm, 770mm, 1,030mm. Anyone with 5 ft. 4 inches and above can easily ride the bike. It has 165mm ground clearance which is good enough for both on and off-road.

The size of the front tire is 100/80-17M/C Tubeless and the rear tire is 140/60-R17M/C Tubeless . The front tire is tubeless and the rear tire is radial tubeless. The wheel base is 1,330mm. Its ground clearance and wide tires help the rider to have a good cornering experience.

The bike weigths 137kg which is quite supportive in its top speed. It has a fuel tank capacity of 12liters, out of which the usable reserve fuel is 1 liters.


To improve braking experience, the Double Disc braking system is installed on this bike.  There is a 267mm disc brake given on front and 130mm disc brake given on rear, although the later versions included Anti-lock Breaking System (ABS). But unfortunately, this model is out of this feature.


Yamaha FZS Fi Dark Night has a maintenance-free 12V, 4.0AH (10H), Sealed type battery. It comes with a halogen headlight of 12 V, 35/35W. The bike has an informative digital speedometer that has a clock, odometer, trip meter, tachometer, and fuel gauge in it. It has a low fuel indicator and low battery indicator. The taillight and all the four indicator lights are also given LED for better reflections.

The bike has an Engine-kill switch, Pass button, Indicator button, Headlight on/off switch, Horn button, High/low beam switch, etc. on its handlebar. It has a grab rail for the pillion. Footrests are also installed for the pillion. A bumper was set on front for the safety of the rider and pillion.

Currently, Yamaha FZS Fi Dark Night is available at around 2,31,000 BDT Only.


Body Dimensions
Fuel tank capacity 12 litre
Length / Width / Height 1,990  mm / 770 mm /1,030 mm
Ground clearanc 160 mm
Wheel base 1,330 mm
Kerb weight 132 kg
Engine Details
Displacement 149 cc,Air cooled, 4-stroke, SOHC, 2-valve
Max net power 9.7 kW (13.1PS) / 8000 rpm
Type Standard Bike
Max net torque 12.8 N・m (1.3 kg f・m) / 6000 rpm)
Fuel System Fuel Injection
Starting method Electric Starter
Transmission Details
Number Of Speed Gears 5 Speed
Tyres & brakes
Tyre Size (Front) 100/80-17M/C Tubeless
Brakes Rear Drum
Tyre Size (Rear) 140/60-R17M/C Tubeless
Wheel Size N/A
Brakes Front Disc
Frame & Suspension
Suspension-Rear Monocross Swingarm
Head Lamp 12 V, 35/35W
Chassis Type Diamond
Suspension-Front Telescopic fork
Battery  12V, 4.0AH (10H), Sealed type

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