These are the known mechanical and performance specifications for your 2010 Yamaha WR 125X.
Basic Specs

Engine
Displacement124.70 ccm (7.61 cubic inches)
Type
DetailsSingle cylinder, four-stroke
Max RPM
Compression11.2:1
Bore/Stroke52.0 x 58.6 mm (2.0 x 2.3 inches)
Valves/Cylinder
FuelingInjection
IgnitionTCI (digital)
Exhaust
LubricationWet sump
CoolingLiquid
Drivetrain
Gearbox6-speed
Final DriveChain
ClutchWet, multiple-disc coil spring
Driveline
Performance
Horespower14.75 HP (10.8 kW)
Torque12.20 Nm (1.2 kgf-m or 9.0 ft.lbs)
Top Speed
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity8.50 litres (2.25 gallons)
Emissions
Chassis
Frame TypeSteel double cradle
Rake
Trail79 mm (3.1 inches)
Front SuspensionTelescopic forks
Front Travel240 mm (9.4 inches)
Rear SuspensionSwingarm (link suspension)
Rear Travel230 mm (9.1 inches)
Seat
Seat Height920 mm (36.2 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height1,165 mm (45.9 inches)
Total Length2,095 mm (82.5 inches)
Total Width835 mm (32.9 inches)
Ground Clearance255 mm (10.0 inches)
Wheelbase1,430 mm (56.3 inches)
Dry Weight
Wet Weight137.0 kg (302.0 pounds)
Wheels & Brakes
Front Tire/Tyre110/70-M17
Rear Tire/Tyre140/70-M17
Front BrakesSingle disc
Front Brake Diameter298 mm (11.7 inches)
Rear BrakesSingle disc
Rear Brake Diameter220 mm (8.7 inches)
Wheels
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