These are the known mechanical and performance specifications for your 2019 Yamaha YS125.
Basic Specs
Engine
Displacement125.00 ccm (7.63 cubic inches)
Type
DetailsSingle cylinder, four-stroke
Max RPM
Compression10.0:1
Bore/Stroke52.4 x 57.9 mm (2.1 x 2.3 inches)
Valves/Cylinder2
FuelingInjection
IgnitionTCI
Exhaust
LubricationWet sump
CoolingAir
Drivetrain
Gearbox5-speed
Final DriveChain
ClutchWet, multiple-disc coil spring
Driveline
Performance
Horespower10.46 HP (7.6 kW)
Torque10.80 Nm (1.1 kgf-m or 8.0 ft.lbs)
Top Speed
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity14.00 litres (3.70 gallons)
Emissions
Chassis
Frame TypeSteel, diamond shaped
Rake26.0°
Trail90 mm (3.5 inches)
Front SuspensionTelescopic forks
Front Travel120 mm (4.7 inches)
Rear SuspensionSwingarm
Rear Travel105 mm (4.1 inches)
SeatDual seat and passenger grab rails
Seat Height795 mm (31.3 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height1,050 mm (41.3 inches)
Total Length2,005 mm (78.9 inches)
Total Width735 mm (28.9 inches)
Ground Clearance150 mm (5.9 inches)
Wheelbase1,320 mm (52.0 inches)
Dry Weight
Wet Weight129.0 kg (284.4 pounds)
Wheels & Brakes
Front Tire/Tyre2.75-18
Rear Tire/Tyre100/80-18
Front BrakesSingle disc
Front Brake Diameter245 mm (9.6 inches)
Rear BrakesExpanding brake (drum brake)
Rear Brake Diameter130 mm (5.1 inches)
Wheels
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