Yamaha Byson FI - Specifications & Review

Byson FI

Article Complete Info

Articleid558026
CategoryNaked bike
MakeYamaha
ModelByson FI
Year2021

Chassis, Suspension, Brakes & Wheels

FrametypeDiamond
FrontbrakesSingle disc
FrontsuspensionTelescopic
Fronttyre100/80-17
RearbrakesExpanding brake (drum brake)
RearsuspensionSwingarm
Reartyre130/70-17

Engine & Transmission

Borexstroke57.3 x 57.9 mm (2.3 x 2.3 inches)
ClutchWet, multipate
Compression9.5:1
CoolingsystemAir
Displacement150.0 ccm (9.15 cubic inches)
EnginetypeSingle cylinder, four-stroke
FuelsystemInjection
Power12.9 HP (9.4 kW)) @ 8000 RPM
Torque13.0 Nm (1.3 kgf-m or 9.6 ft.lbs) @ 6000 RPM

Other Specifications

ColoroptionsMatte Red, Matte Brown, Matte Grey
CommentsSold in Asia
StarterElectric & kick

Physical Measures & Capacities

Fuelcapacity12.00 litres (3.17 US gallons)
Groundclearance170 mm (6.7 inches)
Overallheight1045 mm (41.1 inches)
Overalllength1990 mm (78.3 inches)
Overallwidth780 mm (30.7 inches)
Seatheight790 mm (31.1 inches) If adjustable, lowest setting.
Weightincloilgasetc133.0 kg (293.2 pounds)

About Yamaha

Country of Origin: Japan
Founder: Nippon Gakki (Genichi Kawakami led motorcycle entry)
Best Known For: R-series sportbikes, MT nakeds, YZ/WR off-road, Ténéré ADV

Company History

Yamaha blends engineering polish with musical-instrument attention to feel. From the RD two-strokes to modern crossplane R1s, its sportbikes emphasize chassis communication and reliability. Off-road, YZ/WR platforms define durability and race-fed development, while Ténéré ADV models offer long-legged, serviceable travel. Global dealer depth, parts commonality, and conservative updates make Yamahas easy to own and hard to break. The brand’s hallmark is balance: machines that work on Monday, thrill on Sunday, and keep their manners for decades.

Other Years

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