These are the known mechanical and performance specifications for your 2001 Sachs ZX 125.
Basic Specs

Engine
Displacement125.00 ccm (7.63 cubic inches)
Type
DetailsSingle cylinder, two-stroke
Max RPM
Compression
Bore/Stroke56.0 x 50.7 mm (2.2 x 2.0 inches)
Valves/Cylinder
FuelingCarburettor
Ignition
Exhaust
Lubrication
Cooling
Performance
Horespower15.00 HP (10.9 kW)
Torque13.00 Nm (1.3 kgf-m or 9.6 ft.lbs)
Top Speed106.0 km/h (65.9 mph)
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity14.60 litres (3.86 gallons)
Emissions
Chassis
Frame Type
Rake
Trail
Front Suspension
Front Travel240 mm (9.4 inches)
Rear Suspension
Rear Travel250 mm (9.8 inches)
Seat
Seat Height850 mm (33.5 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance
Wheelbase1,420 mm (55.9 inches)
Dry Weight118.0 kg (260.1 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre
Rear Tire/Tyre
Front BrakesSingle disc
Front Brake Diameter260 mm (10.2 inches)
Rear BrakesSingle disc
Rear Brake Diameter220 mm (8.7 inches)
Wheels
Comments