These are the known mechanical and performance specifications for your 2015 Honda TMX 125 Alpha.
Basic Specs

Engine
Displacement124.10 ccm (7.57 cubic inches)
Type
DetailsSingle cylinder, four-stroke
Max RPM
Compression
Bore/Stroke56.5 x 49.5 mm (2.2 x 1.9 inches)
Valves/Cylinder
FuelingCarburettor
IgnitionAC-CDI
Exhaust
Lubrication
CoolingAir
Performance
Horespower9.67 HP (7.1 kW)
Torque9.36 Nm (1.0 kgf-m or 6.9 ft.lbs)
Top Speed
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity8.60 litres (2.27 gallons)
Emissions
Chassis
Frame Type
Rake
Trail
Front SuspensionTelescopic Fork
Front Travel
Rear SuspensionTwin shocks
Rear Travel
Seat
Seat Height771 mm (30.4 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height1,068 mm (42.0 inches)
Total Length2,037 mm (80.2 inches)
Total Width778 mm (30.6 inches)
Ground Clearance163 mm (6.4 inches)
Wheelbase1,306 mm (51.4 inches)
Dry Weight108.0 kg (238.1 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre80/100-18
Rear Tire/Tyre90/90-18
Front BrakesExpanding brake (drum brake)
Front Brake Diameter
Rear BrakesExpanding brake (drum brake)
Rear Brake Diameter
WheelsSpoke
Comments
Sold in some Asian contries.