These are the known mechanical and performance specifications for your 2007 Yamaha DT 125 RE.
Basic Specs

Engine
Displacement124.00 ccm (7.57 cubic inches)
Type
DetailsSingle cylinder, two-stroke
Max RPM
Compression6.7:1
Bore/Stroke56.0 x 50.7 mm (2.2 x 2.0 inches)
Valves/Cylinder
FuelingCarburettor. Mikuni TM28-92
IgnitionCDI
Exhaust
LubricationAutolube
CoolingLiquid
Performance
Horespower14.75 HP (10.8 kW)
Torque13.00 Nm (1.3 kgf-m or 9.6 ft.lbs)
Top Speed
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity10.70 litres (2.83 gallons)
Emissions
Chassis
Frame TypeFront suspension system:
Rake
Trail
Front SuspensionTelescopic fork
Front Travel120 mm (4.7 inches)
Rear SuspensionMonocross
Rear Travel200 mm (7.9 inches)
Seat
Seat Height915 mm (36.0 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height1,185 mm (46.7 inches)
Total Length2,205 mm (86.8 inches)
Total Width795 mm (31.3 inches)
Ground Clearance315 mm (12.4 inches)
Wheelbase1,415 mm (55.7 inches)
Dry Weight116.0 kg (255.7 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre80/90-21
Rear Tire/Tyre110/80-18
Front BrakesSingle disc
Front Brake Diameter230 mm (9.1 inches)
Rear BrakesSingle disc
Rear Brake Diameter220 mm (8.7 inches)
Wheels
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