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Fosti F31
2020Allround

Fosti F31

Key specifications

Engine
149 cc
Power
12 HP
Torque
9 Nm
Weight
110 kg
Fuel type
petrol
Fuel capacity
4.0 L
Front brakes
Single disc
Rear brakes
Expanding brake (drum brake)

Overview

Introducing the 2020 Fosti F31: a nimble and versatile motorcycle designed for the urban rider and the weekend adventurer alike. Positioned within the all-round category, the F31 is engineered for those who seek both practicality and a dash of excitement on two wheels. With its striking green and black color scheme, this Chinese brand motorcycle stands out in a crowded marketplace, offering an affordable option for riders who want reliability without sacrificing style. At the heart of the F31 lies a spirited 149cc single-cylinder, four-stroke engine that delivers a respectable power output of 12.07 HP at 9,000 RPM. Ideal for city commuting and light highway cruising, the motorcycle achieves a top speed of 90 km/h (55.9 mph), making it suitable for both daily commutes and weekend jaunts. With peak torque of 9.00 Nm at 7,500 RPM, the F31 offers responsive acceleration, allowing riders to navigate through traffic with ease. Thanks to the efficient carburettor fuel system, the F31 boasts an impressive fuel consumption rate of just 2.20 liters per 100 km, translating to approximately 106.92 miles per gallon—perfect for the eco-conscious rider who wants to save at the pump. The F31's chassis is designed with practicality and comfort in mind, featuring a telescopic front fork and dual shocks in the rear, providing a smooth ride over various terrains. The single disc front brake allows for responsive stopping power, while the rear drum brake adds an element of simplicity and reliability. Weighing in at 110 kg (242.5 pounds), the F31 offers a balanced feel both on and off the road, making it an accessible option for both novice and experienced riders. The motorcycle's compact dimensions—2,025 mm in length and 770 mm in width—contribute to its agility, allowing for easy maneuvering in urban environments. **

Pros

  • Fuel Efficiency: With a consumption rate of 2.20 liters/100 km, the F31 is incredibly economical, making it perfect for daily commutes.
  • Lightweight and Agile: At just 110 kg, this motorcycle is easy to handle, allowing for confident navigation through traffic and tight spaces.
  • Affordability: As a budget-friendly option in the allround category, the F31 provides excellent value for money without compromising on style or performance.

Cons

  • Limited Power: With only 12.07 HP, the F31 may struggle on highways or during long-distance rides, particularly for experienced riders seeking higher performance.
  • Basic Technology: The absence of advanced features, such as ABS or sophisticated electronics, may deter tech-savvy riders looking for modern amenities.
  • Drum Brake Rear: While reliable, the expanding drum brake may not provide the same level of performance as a disc brake, potentially affecting stopping power in emergency situations.

Technical details

Source specification data

Make
Fosti
Model
F31
Category
Allround
Comments
Chinese brand.
Color Options
Green/Black
Power
12.07 HP (8.8 kW)) @ 9000 RPM
Torque
9.00 Nm (0.9 kgf-m or 6.6 ft.lbs) @ 7500 RPM
Top Speed
90.0 km/h (55.9 mph)
Fuel System
Carburettor
Displacement
149.00 ccm (9.09 cubic inches)
Engine Details
Single cylinder, four-stroke
Fuel Consumption
2.20 litres/100 km (45.5 km/l or 106.92 mpg)
Greenhouse Gases
O2
g/km. (
O2
-
Carbon
dioxide emission)
Transmission Type Final Drive
Chain
Dry Weight
110.0 kg (242.5 pounds)
Fuel Capacity
15.00 litres (3.96 gallons)
Overall Width
770 mm (30.3 inches)
Overall Height
1,090 mm (42.9 inches)
Overall Length
2,025 mm (79.7 inches)
Power Weight Ratio
0.1097 HP/kg
Weight Incl Oil Gas Etc
125.0 kg (275.6 pounds)
Rear Tyre
3.25-18
Front Tyre
2.75-18
Rear Brakes
Expanding brake (drum brake)
Front Brakes
Single disc
Rear Suspension
Dual shocks
Front Suspension
Telescopic fork

Available colors

Green/Black